KR100760923B1 - 불소 확산 방지막을 구비한 반도체 장치 및 그 제조방법 - Google Patents
불소 확산 방지막을 구비한 반도체 장치 및 그 제조방법 Download PDFInfo
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- KR100760923B1 KR100760923B1 KR1020060082737A KR20060082737A KR100760923B1 KR 100760923 B1 KR100760923 B1 KR 100760923B1 KR 1020060082737 A KR1020060082737 A KR 1020060082737A KR 20060082737 A KR20060082737 A KR 20060082737A KR 100760923 B1 KR100760923 B1 KR 100760923B1
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- fluorine
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- diffusion barrier
- fluorine diffusion
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- 229910052731 fluorine Inorganic materials 0.000 title claims abstract description 56
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 239000011737 fluorine Substances 0.000 title claims abstract description 53
- 238000009792 diffusion process Methods 0.000 title claims abstract description 40
- 239000004065 semiconductor Substances 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000004888 barrier function Effects 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 title claims description 8
- 229910052751 metal Inorganic materials 0.000 claims abstract description 34
- 239000002184 metal Substances 0.000 claims abstract description 34
- 239000010410 layer Substances 0.000 claims abstract description 33
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 9
- 239000000758 substrate Substances 0.000 claims abstract description 9
- 239000010949 copper Substances 0.000 claims abstract description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000011229 interlayer Substances 0.000 claims abstract description 7
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 6
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910052802 copper Inorganic materials 0.000 claims abstract description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 4
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000010937 tungsten Substances 0.000 claims abstract description 4
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 17
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 12
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 12
- -1 nitrogen ions Chemical class 0.000 claims description 8
- 150000004767 nitrides Chemical class 0.000 claims description 3
- PBZHKWVYRQRZQC-UHFFFAOYSA-N [Si+4].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O Chemical compound [Si+4].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O PBZHKWVYRQRZQC-UHFFFAOYSA-N 0.000 claims 1
- 229920001220 nitrocellulos Polymers 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 abstract description 6
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 239000011800 void material Substances 0.000 abstract 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-N hydrofluoric acid Substances F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 25
- QPJSUIGXIBEQAC-UHFFFAOYSA-N n-(2,4-dichloro-5-propan-2-yloxyphenyl)acetamide Chemical compound CC(C)OC1=CC(NC(C)=O)=C(Cl)C=C1Cl QPJSUIGXIBEQAC-UHFFFAOYSA-N 0.000 description 9
- 125000001153 fluoro group Chemical group F* 0.000 description 6
- 230000002265 prevention Effects 0.000 description 6
- 229910052814 silicon oxide Inorganic materials 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 4
- 238000001312 dry etching Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 229910020177 SiOF Inorganic materials 0.000 description 2
- 125000004429 atom Chemical group 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000005468 ion implantation Methods 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 239000012777 electrically insulating material Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 125000005375 organosiloxane group Chemical group 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 238000001039 wet etching Methods 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
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/52—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames
- H01L23/522—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body
- H01L23/532—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body characterised by the materials
- H01L23/5329—Insulating materials
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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
- H01L21/76801—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 dielectrics, e.g. smoothing
- H01L21/76822—Modification of the material of dielectric layers, e.g. grading, after-treatment to improve the stability of the layers, to increase their density etc.
- H01L21/76825—Modification of the material of dielectric layers, e.g. grading, after-treatment to improve the stability of the layers, to increase their density etc. by exposing the layer to particle radiation, e.g. ion implantation, irradiation with UV light or electrons etc.
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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
- H01L21/76801—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 dielectrics, e.g. smoothing
- H01L21/76829—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 dielectrics, e.g. smoothing characterised by the formation of thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers
- H01L21/76834—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 dielectrics, e.g. smoothing characterised by the formation of thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers formation of thin insulating films on the sidewalls or on top of conductors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/52—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames
- H01L23/522—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body
- H01L23/532—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body characterised by the materials
- H01L23/5329—Insulating materials
- H01L23/53295—Stacked insulating layers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
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- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
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- Manufacturing & Machinery (AREA)
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- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
또한, 상기와 같은 목적을 달성하기 위한 본 발명의 일실시 예에 따른 반도체 기판상에 금속 패턴을 형성하는 단계, 상기 금속 패턴 상에 질소이온(N+)이 도핑된 질화물 불소 확산 방지막을 형성하는 단계 및 상기 불소 확산 방지막 상에 불소를 함유한 층간 절연막을 형성하는 단계를 포함하여 이루어지는 것이다.
보다 바람직하게, 상기 불소 확산 방지막은 상기 질소이온(N+)이 5E13 ~ 5E14 atoms/㎠의 도즈량으로 도핑된 실리콘 질화막 또는 실리콘 질산화막이다.
보다 바람직하게, 상기 불소 확산 방지막은 250Å ~ 350Å의 두께를 갖는다.
보다 바람직하게, 상기 금속 패턴은 알루미늄(Al)패턴, 텅스텐(W) 패턴 또는 다마신 공정으로 형성된 구리(Cu) 패턴이다.
보다 바람직하게, 상기 금속 패턴 이외에, TEOS(tetra ethyl orth osilicate)막으로 형성된 패턴을 사용한다.
Claims (9)
- 반도체 기판상에 형성된 금속 패턴;상기 금속 패턴 상에 형성된 질소 이온(N+)이 도핑된 질화물 불소 확산 방지막; 및상기 불소 확산 방지막 상에 형성된 불소를 함유한 층간 절연막을 포함하여 구성되는 반도체 장치.
- 제 1 항에 있어서,상기 불소 확산 방지막은 상기 질소이온(N+)이 5E13 ~ 5E14 atoms/㎠의 도즈량으로 도핑된 실리콘 질화막 또는 실리콘 질산화막인 것을 특징으로 하는 반도체 장치.
- 제 1 항에 있어서,상기 불소 확산 방지막은 250Å ~ 350Å의 두께를 가지는 것을 특징으로 하는 반도체 장치.
- 제 1 항에 있어서,상기 금속 패턴은 알루미늄(Al)패턴, 텅스텐(W) 패턴 또는 다마신 공정으로 형성된 구리(Cu) 패턴인 것을 특징으로 하는 반도체 장치.
- 제 1 항에 있어서,상기 금속 패턴 이외에, TEOS(tetra ethyl orth osilicate)막으로 형성된 패턴을 사용하는 것을 특징으로 하는 반도체 장치.
- 반도체 기판상에 금속 패턴을 형성하는 단계;상기 금속 패턴 상에 질소이온(N+)이 도핑된 질화물 불소 확산 방지막을 형성하는 단계; 및상기 불소 확산 방지막 상에 불소를 함유한 층간 절연막을 형성하는 단계를 포함하여 이루어지는 반도체 장치의 제조방법.
- 제 6 항에 있어서,상기 불소 확산 방지막을 형성하는 단계는,실리콘 질화막 또는 실리콘 질산화막을 250Å ~ 350Å의 두께로 형성하는 단계; 및상기 실리콘 질화막 또는 실리콘 질산화막에 상기 질소이온(N+)을 5 ~ 100KeV의 에너지를 이용하여 5E13 ~ 5E14 atoms/㎠의 도즈량으로 주입(implantation)하는 단계를 포함하여 이루어지는 것을 특징으로 하는 반도체 장치의 제조방법.
- 제 6 항에 있어서,상기 금속 패턴은 알루미늄(Al) 패턴, 텅스텐(W) 패턴 또는 다마신 공정으로 형성된 구리(Cu) 패턴인 것을 특징으로 하는 반도체 장치의 제조방법.
- 제 6 항에 있어서,상기 금속 패턴 이외에, TEOS(tetra ethyl orth osilicate)막으로 형성된 패턴을 사용하는 것을 특징으로 하는 반도체 장치의 제조방법.
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Application Number | Priority Date | Filing Date | Title |
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KR1020060082737A KR100760923B1 (ko) | 2006-08-30 | 2006-08-30 | 불소 확산 방지막을 구비한 반도체 장치 및 그 제조방법 |
US11/844,618 US7541675B2 (en) | 2006-08-30 | 2007-08-24 | Semiconductor device including fluorine diffusion barrier layer and method for manufacturing the same |
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KR1020060082737A KR100760923B1 (ko) | 2006-08-30 | 2006-08-30 | 불소 확산 방지막을 구비한 반도체 장치 및 그 제조방법 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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KR100898438B1 (ko) * | 2007-10-25 | 2009-05-21 | 주식회사 동부하이텍 | 반도체 소자 및 이의 제조 방법 |
KR101017160B1 (ko) | 2008-06-17 | 2011-02-25 | 주식회사 동부하이텍 | 불소 확산 방지막 형성 방법 |
US11430839B2 (en) | 2019-04-16 | 2022-08-30 | Samsung Display Co., Ltd. | Display panel having active layer with a surface layer in which F concentration is greater than a core layer |
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US10373815B2 (en) | 2013-04-19 | 2019-08-06 | Battelle Memorial Institute | Methods of resolving artifacts in Hadamard-transformed data |
CN109003985B (zh) * | 2018-08-07 | 2024-03-29 | 长江存储科技有限责任公司 | 存储器结构及其形成方法 |
Citations (2)
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KR20040049801A (ko) * | 2002-12-06 | 2004-06-12 | 제이에스알 가부시끼가이샤 | 절연막 |
KR100445077B1 (ko) | 2001-06-28 | 2004-08-21 | 동부전자 주식회사 | 반도체소자의 제조방법 |
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US6764940B1 (en) * | 2001-03-13 | 2004-07-20 | Novellus Systems, Inc. | Method for depositing a diffusion barrier for copper interconnect applications |
CN1978701A (zh) * | 2005-12-05 | 2007-06-13 | 中芯国际集成电路制造(上海)有限公司 | 改善介电层过程形成的集成电路的击穿电压的方法和装置 |
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KR100445077B1 (ko) | 2001-06-28 | 2004-08-21 | 동부전자 주식회사 | 반도체소자의 제조방법 |
KR20040049801A (ko) * | 2002-12-06 | 2004-06-12 | 제이에스알 가부시끼가이샤 | 절연막 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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KR100898438B1 (ko) * | 2007-10-25 | 2009-05-21 | 주식회사 동부하이텍 | 반도체 소자 및 이의 제조 방법 |
US7902669B2 (en) | 2007-10-25 | 2011-03-08 | Dongbu Hitek Co., Ltd. | Semiconductor device and method for manufacturing the same |
KR101017160B1 (ko) | 2008-06-17 | 2011-02-25 | 주식회사 동부하이텍 | 불소 확산 방지막 형성 방법 |
US11430839B2 (en) | 2019-04-16 | 2022-08-30 | Samsung Display Co., Ltd. | Display panel having active layer with a surface layer in which F concentration is greater than a core layer |
US11664224B2 (en) | 2019-04-16 | 2023-05-30 | Samsung Display Co., Ltd. | Method for manufacturing display panel by providing laser light to doped preliminary active layer to form active layer |
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US7541675B2 (en) | 2009-06-02 |
US20080054465A1 (en) | 2008-03-06 |
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