JP4436384B2 - 集積回路の形成方法 - Google Patents
集積回路の形成方法 Download PDFInfo
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- JP4436384B2 JP4436384B2 JP2007131029A JP2007131029A JP4436384B2 JP 4436384 B2 JP4436384 B2 JP 4436384B2 JP 2007131029 A JP2007131029 A JP 2007131029A JP 2007131029 A JP2007131029 A JP 2007131029A JP 4436384 B2 JP4436384 B2 JP 4436384B2
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- copper
- diffusion barrier
- forming
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- 238000000034 method Methods 0.000 title claims description 41
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 64
- 229910052802 copper Inorganic materials 0.000 claims description 64
- 239000010949 copper Substances 0.000 claims description 64
- 229910052751 metal Inorganic materials 0.000 claims description 59
- 239000002184 metal Substances 0.000 claims description 59
- 230000004888 barrier function Effects 0.000 claims description 41
- 238000009792 diffusion process Methods 0.000 claims description 41
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims description 18
- 239000005751 Copper oxide Substances 0.000 claims description 18
- 229910000431 copper oxide Inorganic materials 0.000 claims description 18
- 230000008569 process Effects 0.000 claims description 15
- 239000004065 semiconductor Substances 0.000 claims description 14
- 239000000758 substrate Substances 0.000 claims description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 3
- 230000001590 oxidative effect Effects 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 3
- 238000000151 deposition Methods 0.000 claims description 2
- 230000003647 oxidation Effects 0.000 claims description 2
- 238000007254 oxidation reaction Methods 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 85
- 239000004020 conductor Substances 0.000 description 17
- 238000004519 manufacturing process Methods 0.000 description 13
- 230000003071 parasitic effect Effects 0.000 description 12
- 230000015572 biosynthetic process Effects 0.000 description 11
- 238000007747 plating Methods 0.000 description 7
- UORVGPXVDQYIDP-UHFFFAOYSA-N trihydridoboron Substances B UORVGPXVDQYIDP-UHFFFAOYSA-N 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- -1 ruthenium nitride Chemical class 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000000231 atomic layer deposition Methods 0.000 description 4
- 229910000085 borane Inorganic materials 0.000 description 4
- 238000005240 physical vapour deposition Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 229910000881 Cu alloy Inorganic materials 0.000 description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 3
- 238000007772 electroless plating Methods 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 3
- 238000006722 reduction reaction Methods 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 3
- 229910052721 tungsten Inorganic materials 0.000 description 3
- 239000010937 tungsten Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 2
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 2
- 238000000277 atomic layer chemical vapour deposition Methods 0.000 description 2
- YJROYUJAFGZMJA-UHFFFAOYSA-N boron;morpholine Chemical compound [B].C1COCCN1 YJROYUJAFGZMJA-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 229910001429 cobalt ion Inorganic materials 0.000 description 2
- XLJKHNWPARRRJB-UHFFFAOYSA-N cobalt(2+) Chemical compound [Co+2] XLJKHNWPARRRJB-UHFFFAOYSA-N 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- YPTUAQWMBNZZRN-UHFFFAOYSA-N dimethylaminoboron Chemical compound [B]N(C)C YPTUAQWMBNZZRN-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical compound O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 description 2
- HHLFWLYXYJOTON-UHFFFAOYSA-N glyoxylic acid Chemical compound OC(=O)C=O HHLFWLYXYJOTON-UHFFFAOYSA-N 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 2
- 229910052707 ruthenium Inorganic materials 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- DTVWWIWHLAXIHG-UHFFFAOYSA-N B.C1CNCCN1 Chemical compound B.C1CNCCN1 DTVWWIWHLAXIHG-UHFFFAOYSA-N 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- AVXURJPOCDRRFD-UHFFFAOYSA-N Hydroxylamine Chemical class ON AVXURJPOCDRRFD-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 150000003973 alkyl amines Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- KXTGULZDUSATCW-UHFFFAOYSA-N boron;4-methylmorpholine Chemical compound [B].CN1CCOCC1 KXTGULZDUSATCW-UHFFFAOYSA-N 0.000 description 1
- KHYAFFAGZNCWPT-UHFFFAOYSA-N boron;n,n-diethylaniline Chemical compound [B].CCN(CC)C1=CC=CC=C1 KHYAFFAGZNCWPT-UHFFFAOYSA-N 0.000 description 1
- NIGUOYVRCBDZOI-UHFFFAOYSA-N boron;piperidine Chemical compound [B].C1CCNCC1 NIGUOYVRCBDZOI-UHFFFAOYSA-N 0.000 description 1
- NNTOJPXOCKCMKR-UHFFFAOYSA-N boron;pyridine Chemical compound [B].C1=CC=NC=C1 NNTOJPXOCKCMKR-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 150000001868 cobalt Chemical class 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229940011182 cobalt acetate Drugs 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- GVPFVAHMJGGAJG-UHFFFAOYSA-L cobalt dichloride Chemical compound [Cl-].[Cl-].[Co+2] GVPFVAHMJGGAJG-UHFFFAOYSA-L 0.000 description 1
- 229940044175 cobalt sulfate Drugs 0.000 description 1
- 229910000361 cobalt sulfate Inorganic materials 0.000 description 1
- KTVIXTQDYHMGHF-UHFFFAOYSA-L cobalt(2+) sulfate Chemical compound [Co+2].[O-]S([O-])(=O)=O KTVIXTQDYHMGHF-UHFFFAOYSA-L 0.000 description 1
- QAHREYKOYSIQPH-UHFFFAOYSA-L cobalt(II) acetate Chemical compound [Co+2].CC([O-])=O.CC([O-])=O QAHREYKOYSIQPH-UHFFFAOYSA-L 0.000 description 1
- 239000008139 complexing agent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- HUQOFZLCQISTTJ-UHFFFAOYSA-N diethylaminoboron Chemical compound CCN([B])CC HUQOFZLCQISTTJ-UHFFFAOYSA-N 0.000 description 1
- 229940075933 dithionate Drugs 0.000 description 1
- GRWZHXKQBITJKP-UHFFFAOYSA-L dithionite(2-) Chemical compound [O-]S(=O)S([O-])=O GRWZHXKQBITJKP-UHFFFAOYSA-L 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 229940015043 glyoxal Drugs 0.000 description 1
- 150000002429 hydrazines Chemical class 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- TVZISJTYELEYPI-UHFFFAOYSA-N hypodiphosphoric acid Chemical compound OP(O)(=O)P(O)(O)=O TVZISJTYELEYPI-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 239000003002 pH adjusting agent Substances 0.000 description 1
- 239000006174 pH buffer Substances 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 235000000346 sugar Nutrition 0.000 description 1
- 150000008163 sugars Chemical class 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 150000003482 tantalum compounds Chemical class 0.000 description 1
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 1
- DHCDFWKWKRSZHF-UHFFFAOYSA-L thiosulfate(2-) Chemical compound [O-]S([S-])(=O)=O DHCDFWKWKRSZHF-UHFFFAOYSA-L 0.000 description 1
- 150000004764 thiosulfuric acid derivatives Chemical class 0.000 description 1
- 150000003585 thioureas Chemical class 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 150000003609 titanium compounds Chemical class 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76841—Barrier, adhesion or liner layers
- H01L21/76843—Barrier, adhesion or liner layers formed in openings in a dielectric
- H01L21/76849—Barrier, adhesion or liner layers formed in openings in a dielectric the layer being positioned on top of the main fill metal
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02041—Cleaning
- H01L21/02057—Cleaning during device manufacture
- H01L21/02068—Cleaning during device manufacture during, before or after processing of conductive layers, e.g. polysilicon or amorphous silicon layers
- H01L21/02074—Cleaning during device manufacture during, before or after processing of conductive layers, e.g. polysilicon or amorphous silicon layers the processing being a planarization of conductive layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/283—Deposition of conductive or insulating materials for electrodes conducting electric current
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/32115—Planarisation
- H01L21/3212—Planarisation by chemical mechanical polishing [CMP]
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/3213—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer
- H01L21/32133—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only
- H01L21/32134—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by liquid etching only
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76841—Barrier, adhesion or liner layers
- H01L21/76853—Barrier, adhesion or liner layers characterized by particular after-treatment steps
- H01L21/76865—Selective removal of parts of the layer
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76877—Filling of holes, grooves or trenches, e.g. vias, with conductive material
- H01L21/76883—Post-treatment or after-treatment of the conductive material
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- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Chemically Coating (AREA)
Description
21 CMP停止層
22、24 トレンチ(溝)
6、8、28、40、42、66、68 拡散バリア層
30 導電性材料
2、4、32、34 64、67 銅配線 (導電性配線、金属配線)
38 銅酸化膜
44、46 凹部
10、12、48、50、60、62 金属キャップ
S1、S2 スペース
D、D‘ 高低差
Claims (4)
- 集積回路の形成方法であって、
半導体基板を供給する工程と、
前記半導体基板上に低誘電体層を形成する工程と、
前記低誘電体層の上側表面から前記低誘電体層の内部へ溝を形成する工程と、
前記溝内を含む前記低誘電体層上に拡散バリア層を全面形成する工程と、
前記拡散バリア層を覆うように銅配線層を形成する工程と、
前記銅配線層及び拡散バリア層を研磨して、前記低誘電体層の上側表面と同じ高さの銅配線及び拡散バリア層を形成する工程と、
銅酸化膜を形成するために、前記銅配線の上側表面を酸化させる工程と、
前記銅酸化膜の下側一部を残しつつ、前記銅配線の上側表面から前記銅酸化膜の上側一部を除去する工程と、
LiOHあるいはKOHからなるアルカリに基づく溶液中で、電流を流すことによる電解法で、前記銅酸化膜の前記下側一部を銅に還元する還元工程と、
前記還元工程の後に、前記銅配線上に、選択デポジション法により、金属キャップを前記銅配線上の領域にのみに直接形成する工程とを、
含むことを特徴とする集積回路の形成方法。 - 前記金属キャップの上側の表面が、前記拡散バリア層の上側の端よりも高い位置、あるいは低い位置にあることを特徴とする請求項1記載の集積回路の形成方法。
- 前記銅配線の上側表面を酸化させる工程が、酸素プラズマによる酸化工程を含むことを特徴とする請求項1記載の集積回路の形成方法。
- 前記拡散バリア層が、隣接する銅配線の付加的拡散バリア層から、所定の空間を有し、前記所定の空間の前記拡散バリア層を含む前記銅配線の幅に対する比が1以下であることを特徴とする請求項1記載の集積回路の形成方法。
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Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4836092B2 (ja) * | 2008-03-19 | 2011-12-14 | 国立大学法人東北大学 | 半導体装置の形成方法 |
US7846841B2 (en) * | 2008-09-30 | 2010-12-07 | Tokyo Electron Limited | Method for forming cobalt nitride cap layers |
JP2010177393A (ja) * | 2009-01-29 | 2010-08-12 | Sony Corp | 半導体記憶装置およびその製造方法 |
CN102044475A (zh) * | 2009-10-13 | 2011-05-04 | 中芯国际集成电路制造(上海)有限公司 | 互连结构及其形成方法 |
CN102064098B (zh) * | 2009-11-17 | 2012-10-24 | 台湾积体电路制造股份有限公司 | 从填充有中间层的沟槽生长ⅲ-ⅴ化合物半导体 |
US8304906B2 (en) * | 2010-05-28 | 2012-11-06 | Taiwan Semiconductor Manufacturing Company, Ltd. | Partial air gap formation for providing interconnect isolation in integrated circuits |
US8461683B2 (en) * | 2011-04-01 | 2013-06-11 | Intel Corporation | Self-forming, self-aligned barriers for back-end interconnects and methods of making same |
JP5857615B2 (ja) * | 2011-10-17 | 2016-02-10 | 富士通株式会社 | 電子装置およびその製造方法 |
JP6054049B2 (ja) * | 2012-03-27 | 2016-12-27 | 東京エレクトロン株式会社 | めっき処理方法、めっき処理システムおよび記憶媒体 |
US8669176B1 (en) * | 2012-08-28 | 2014-03-11 | Globalfoundries Inc. | BEOL integration scheme for copper CMP to prevent dendrite formation |
US8896090B2 (en) * | 2013-02-22 | 2014-11-25 | International Business Machines Corporation | Electrical fuses and methods of making electrical fuses |
US9209073B2 (en) | 2013-03-12 | 2015-12-08 | Taiwan Semiconductor Manufacturing Company, Ltd. | Metal cap apparatus and method |
US10032712B2 (en) * | 2013-03-15 | 2018-07-24 | Taiwan Semiconductor Manufacturing Company Limited | Semiconductor structure |
US8860229B1 (en) | 2013-07-16 | 2014-10-14 | Taiwan Semiconductor Manufacturing Co., Ltd. | Hybrid bonding with through substrate via (TSV) |
US9087821B2 (en) | 2013-07-16 | 2015-07-21 | Taiwan Semiconductor Manufacturing Co., Ltd. | Hybrid bonding with through substrate via (TSV) |
US9299640B2 (en) | 2013-07-16 | 2016-03-29 | Taiwan Semiconductor Manufacturing Co., Ltd. | Front-to-back bonding with through-substrate via (TSV) |
US9929050B2 (en) * | 2013-07-16 | 2018-03-27 | Taiwan Semiconductor Manufacturing Company, Ltd. | Mechanisms for forming three-dimensional integrated circuit (3DIC) stacking structure |
US9349636B2 (en) * | 2013-09-26 | 2016-05-24 | Intel Corporation | Interconnect wires including relatively low resistivity cores |
US20150206798A1 (en) * | 2014-01-17 | 2015-07-23 | Taiwan Semiconductor Manufacturing Company, Ltd. | Interconnect Structure And Method of Forming |
CN103904025A (zh) * | 2014-03-24 | 2014-07-02 | 上海华力微电子有限公司 | 提高金属连线电迁移可靠性的方法 |
US9324650B2 (en) * | 2014-08-15 | 2016-04-26 | International Business Machines Corporation | Interconnect structures with fully aligned vias |
CN107004633B (zh) * | 2014-12-22 | 2020-10-30 | 英特尔公司 | 使用交替硬掩模和密闭性蚀刻停止衬垫方案使紧密间距导电层与引导通孔接触的方法和结构 |
CN109216267A (zh) * | 2014-12-23 | 2019-01-15 | 英特尔公司 | 解耦过孔填充 |
US9633941B2 (en) | 2015-08-21 | 2017-04-25 | Taiwan Semiconductor Manufacturing Co., Ltd. | Semiconductor device structure and method for forming the same |
US9893120B2 (en) * | 2016-04-15 | 2018-02-13 | Taiwan Semiconductor Manufacturing Company Ltd. | Semiconductor structure and method of forming the same |
KR102662612B1 (ko) | 2016-10-02 | 2024-05-03 | 어플라이드 머티어리얼스, 인코포레이티드 | 루테늄 라이너로 구리 전자 이동을 개선하기 위한 도핑된 선택적 금속 캡 |
US10109524B2 (en) * | 2017-01-24 | 2018-10-23 | Globalfoundries Inc. | Recessing of liner and conductor for via formation |
US10832946B1 (en) | 2019-04-24 | 2020-11-10 | International Business Machines Corporation | Recessed interconnet line having a low-oxygen cap for facilitating a robust planarization process and protecting the interconnect line from downstream etch operations |
US11227833B2 (en) * | 2019-09-16 | 2022-01-18 | Taiwan Semiconductor Manufacturing Co., Ltd. | Interconnect structure and method for forming the same |
US11222843B2 (en) * | 2019-09-16 | 2022-01-11 | Taiwan Semiconductor Manufacturing Co., Ltd. | Interconnect structure and method for forming the same |
CN112582336A (zh) * | 2019-09-29 | 2021-03-30 | 中芯国际集成电路制造(上海)有限公司 | 一种半导体器件的形成方法 |
US20220084948A1 (en) * | 2020-09-17 | 2022-03-17 | Nanya Technology Corporation | Semiconductor structure and manufacturing method thereof |
Family Cites Families (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5300813A (en) * | 1992-02-26 | 1994-04-05 | International Business Machines Corporation | Refractory metal capped low resistivity metal conductor lines and vias |
US5382447A (en) * | 1993-12-02 | 1995-01-17 | International Business Machines Corporation | Process for fabricating improved multilayer interconnect systems |
US5753309A (en) * | 1995-12-19 | 1998-05-19 | Surface Tek Specialty Products, Inc. | Composition and method for reducing copper oxide to metallic copper |
US6130161A (en) * | 1997-05-30 | 2000-10-10 | International Business Machines Corporation | Method of forming copper interconnections with enhanced electromigration resistance and reduced defect sensitivity |
US7338908B1 (en) * | 2003-10-20 | 2008-03-04 | Novellus Systems, Inc. | Method for fabrication of semiconductor interconnect structure with reduced capacitance, leakage current, and improved breakdown voltage |
US6214728B1 (en) * | 1998-11-20 | 2001-04-10 | Chartered Semiconductor Manufacturing, Ltd. | Method to encapsulate copper plug for interconnect metallization |
US6294836B1 (en) * | 1998-12-22 | 2001-09-25 | Cvc Products Inc. | Semiconductor chip interconnect barrier material and fabrication method |
KR100645841B1 (ko) | 1998-12-30 | 2007-03-02 | 주식회사 하이닉스반도체 | 연마정지막을 이용한 폴리실리콘 플러그 형성 방법 |
US6259160B1 (en) * | 1999-04-21 | 2001-07-10 | Advanced Micro Devices, Inc. | Apparatus and method of encapsulated copper (Cu) Interconnect formation |
US6323128B1 (en) * | 1999-05-26 | 2001-11-27 | International Business Machines Corporation | Method for forming Co-W-P-Au films |
US6395607B1 (en) * | 1999-06-09 | 2002-05-28 | Alliedsignal Inc. | Integrated circuit fabrication method for self-aligned copper diffusion barrier |
US6130157A (en) * | 1999-07-16 | 2000-10-10 | Taiwan Semiconductor Manufacturing Company | Method to form an encapsulation layer over copper interconnects |
US6342733B1 (en) * | 1999-07-27 | 2002-01-29 | International Business Machines Corporation | Reduced electromigration and stressed induced migration of Cu wires by surface coating |
JP4554011B2 (ja) * | 1999-08-10 | 2010-09-29 | ルネサスエレクトロニクス株式会社 | 半導体集積回路装置の製造方法 |
US6153935A (en) * | 1999-09-30 | 2000-11-28 | International Business Machines Corporation | Dual etch stop/diffusion barrier for damascene interconnects |
US6329701B1 (en) * | 1999-10-04 | 2001-12-11 | Advanced Micro Devices, Inc. | Semiconductor device comprising copper interconnects with reduced in-line diffusion |
US6274499B1 (en) * | 1999-11-19 | 2001-08-14 | Chartered Semiconductor Manufacturing Ltd. | Method to avoid copper contamination during copper etching and CMP |
JP3907151B2 (ja) * | 2000-01-25 | 2007-04-18 | 株式会社東芝 | 半導体装置の製造方法 |
US6207552B1 (en) * | 2000-02-01 | 2001-03-27 | Advanced Micro Devices, Inc. | Forming and filling a recess in interconnect for encapsulation to minimize electromigration |
TW486801B (en) * | 2000-04-07 | 2002-05-11 | Taiwan Semiconductor Mfg | Method of fabricating dual damascene structure |
JP4644924B2 (ja) * | 2000-10-12 | 2011-03-09 | ソニー株式会社 | 半導体装置およびその製造方法 |
DE10054544A1 (de) | 2000-11-01 | 2002-05-08 | Atotech Deutschland Gmbh | Verfahren zum chemischen Metallisieren von Oberflächen |
EP1209253A3 (en) * | 2000-11-28 | 2004-02-25 | Shipley Co. L.L.C. | Process for treating adhesion promoted metal surfaces with epoxy resins |
US6709874B2 (en) * | 2001-01-24 | 2004-03-23 | Infineon Technologies Ag | Method of manufacturing a metal cap layer for preventing damascene conductive lines from oxidation |
US6717189B2 (en) * | 2001-06-01 | 2004-04-06 | Ebara Corporation | Electroless plating liquid and semiconductor device |
US6573606B2 (en) * | 2001-06-14 | 2003-06-03 | International Business Machines Corporation | Chip to wiring interface with single metal alloy layer applied to surface of copper interconnect |
US7042095B2 (en) * | 2002-03-29 | 2006-05-09 | Renesas Technology Corp. | Semiconductor device including an interconnect having copper as a main component |
JP4076131B2 (ja) | 2002-06-07 | 2008-04-16 | 富士通株式会社 | 半導体装置の製造方法 |
US6670274B1 (en) * | 2002-10-01 | 2003-12-30 | Taiwan Semiconductor Manufacturing Company | Method of forming a copper damascene structure comprising a recessed copper-oxide-free initial copper structure |
US6706625B1 (en) * | 2002-12-06 | 2004-03-16 | Chartered Semiconductor Manufacturing Ltd. | Copper recess formation using chemical process for fabricating barrier cap for lines and vias |
US6962873B1 (en) * | 2002-12-10 | 2005-11-08 | Novellus Systems, Inc. | Nitridation of electrolessly deposited cobalt |
US7825516B2 (en) * | 2002-12-11 | 2010-11-02 | International Business Machines Corporation | Formation of aligned capped metal lines and interconnections in multilevel semiconductor structures |
US6975032B2 (en) * | 2002-12-16 | 2005-12-13 | International Business Machines Corporation | Copper recess process with application to selective capping and electroless plating |
US20040121583A1 (en) * | 2002-12-19 | 2004-06-24 | Taiwan Semiconductor Manufacturing Co., Ltd. | Method for forming capping barrier layer over copper feature |
US6858527B2 (en) * | 2003-04-14 | 2005-02-22 | Intel Corporation | Method to increase electromigration resistance of copper using self-assembled organic thiolate monolayers |
US6844258B1 (en) * | 2003-05-09 | 2005-01-18 | Novellus Systems, Inc. | Selective refractory metal and nitride capping |
US7008871B2 (en) * | 2003-07-03 | 2006-03-07 | International Business Machines Corporation | Selective capping of copper wiring |
JP4209287B2 (ja) * | 2003-08-25 | 2009-01-14 | パナソニック株式会社 | 半導体装置の製造方法 |
CN1312745C (zh) | 2003-12-16 | 2007-04-25 | 上海华虹(集团)有限公司 | 一种去除铜籽晶表面氧化膜及增强铜层黏附力的前处理方法 |
US7332422B2 (en) * | 2005-01-05 | 2008-02-19 | Chartered Semiconductor Manufacturing, Ltd. | Method for CuO reduction by using two step nitrogen oxygen and reducing plasma treatment |
US20060205204A1 (en) * | 2005-03-14 | 2006-09-14 | Michael Beck | Method of making a semiconductor interconnect with a metal cap |
KR100729126B1 (ko) * | 2005-11-15 | 2007-06-14 | 동부일렉트로닉스 주식회사 | 반도체 소자의 금속 배선 및 그 형성 방법 |
US20070228571A1 (en) * | 2006-04-04 | 2007-10-04 | Chen-Hua Yu | Interconnect structure having a silicide/germanide cap layer |
US20070249156A1 (en) * | 2006-04-20 | 2007-10-25 | Griselda Bonilla | Method for enabling hard mask free integration of ultra low-k materials and structures produced thereby |
-
2006
- 2006-11-28 US US11/605,893 patent/US8193087B2/en active Active
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- 2007-05-16 JP JP2007131029A patent/JP4436384B2/ja active Active
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