JPWO2012132835A1 - 太陽電池 - Google Patents
太陽電池 Download PDFInfo
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- JPWO2012132835A1 JPWO2012132835A1 JP2013507337A JP2013507337A JPWO2012132835A1 JP WO2012132835 A1 JPWO2012132835 A1 JP WO2012132835A1 JP 2013507337 A JP2013507337 A JP 2013507337A JP 2013507337 A JP2013507337 A JP 2013507337A JP WO2012132835 A1 JPWO2012132835 A1 JP WO2012132835A1
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- 239000004065 semiconductor Substances 0.000 claims abstract description 222
- 239000000758 substrate Substances 0.000 claims abstract description 53
- 230000005684 electric field Effects 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 5
- 239000002019 doping agent Substances 0.000 claims description 20
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 9
- 229910052739 hydrogen Inorganic materials 0.000 claims description 9
- 239000001257 hydrogen Substances 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 abstract description 17
- 239000010408 film Substances 0.000 description 21
- 239000000969 carrier Substances 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 238000005215 recombination Methods 0.000 description 8
- 230000006798 recombination Effects 0.000 description 8
- 229910021417 amorphous silicon Inorganic materials 0.000 description 6
- 229910052814 silicon oxide Inorganic materials 0.000 description 5
- 229910052581 Si3N4 Inorganic materials 0.000 description 4
- -1 SiO 2 Chemical compound 0.000 description 4
- 238000005229 chemical vapour deposition Methods 0.000 description 4
- 238000005530 etching Methods 0.000 description 4
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000004544 sputter deposition Methods 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000008034 disappearance Effects 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 description 1
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 229910001936 tantalum oxide Inorganic materials 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/0248—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by their semiconductor bodies
- H01L31/0352—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by their semiconductor bodies characterised by their shape or by the shapes, relative sizes or disposition of the semiconductor regions
- H01L31/035272—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by their semiconductor bodies characterised by their shape or by the shapes, relative sizes or disposition of the semiconductor regions characterised by at least one potential jump barrier or surface barrier
- H01L31/035281—Shape of the body
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/02—Details
- H01L31/0224—Electrodes
- H01L31/022408—Electrodes for devices characterised by at least one potential jump barrier or surface barrier
- H01L31/022425—Electrodes for devices characterised by at least one potential jump barrier or surface barrier for solar cells
- H01L31/022441—Electrode arrangements specially adapted for back-contact solar cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/06—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices characterised by at least one potential-jump barrier or surface barrier
- H01L31/068—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices characterised by at least one potential-jump barrier or surface barrier the potential barriers being only of the PN homojunction type, e.g. bulk silicon PN homojunction solar cells or thin film polycrystalline silicon PN homojunction solar cells
- H01L31/0682—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices characterised by at least one potential-jump barrier or surface barrier the potential barriers being only of the PN homojunction type, e.g. bulk silicon PN homojunction solar cells or thin film polycrystalline silicon PN homojunction solar cells back-junction, i.e. rearside emitter, solar cells, e.g. interdigitated base-emitter regions back-junction cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/06—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices characterised by at least one potential-jump barrier or surface barrier
- H01L31/072—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices characterised by at least one potential-jump barrier or surface barrier the potential barriers being only of the PN heterojunction type
- H01L31/0745—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices characterised by at least one potential-jump barrier or surface barrier the potential barriers being only of the PN heterojunction type comprising a AIVBIV heterojunction, e.g. Si/Ge, SiGe/Si or Si/SiC solar cells
- H01L31/0747—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices characterised by at least one potential-jump barrier or surface barrier the potential barriers being only of the PN heterojunction type comprising a AIVBIV heterojunction, e.g. Si/Ge, SiGe/Si or Si/SiC solar cells comprising a heterojunction of crystalline and amorphous materials, e.g. heterojunction with intrinsic thin layer or HIT® solar cells; solar cells
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/547—Monocrystalline silicon PV cells
Abstract
Description
(太陽電池1の構成)
図1は、第1の実施形態における太陽電池の略図的平面図である。図2は、図1の線II−IIにおける略図的断面図である。
図11は、第2の実施形態における太陽電池の略図的断面図である。
9…太陽電池基板
9a…受光面
9b…裏面
9bn…n型表面
9bp…p型表面
10…半導体基板
12a、13a…線状部
12i、13i、17i…i型半導体層
12n、17n…n型半導体層
13p…p型半導体層
14…n側電極
15…p側電極
23…絶縁層
23a…絶縁層
25…n型非晶質半導体膜
Claims (8)
- 一の導電型を有する半導体材料からなる基板と、
前記基板の一の主面の上に配されており、一の導電型を有する第1の半導体層と、
前記基板の他の主面の上に配されており、一の導電型を有する第2の半導体層と、
を含み、
前記第2の半導体層により形成される電界の強度が前記第1の半導体層により形成される電界の強度よりも強くなるように構成されている、太陽電池。 - 前記第2の半導体層の厚みが、前記第1の半導体層の厚みよりも大きい、請求項1に記載の太陽電池。
- 前記第2の半導体層におけるドーパントの含有率が、前記第1の半導体層におけるドーパントの含有率よりも高い、請求項1または2に記載の太陽電池。
- 前記基板の一の主面の上に配されており、他の導電型を有する第3の半導体層をさらに含み、
前記第1及び第3の半導体層のそれぞれは、複数の線状部を有し、
前記第1の半導体層の線状部の幅は、前記第3の半導体層の線状部の幅よりも小さい、請求項1〜3のいずれか一項に記載の太陽電池。 - 前記第1の半導体層の線状部の幅は、前記第3の半導体層の線状部の幅の0.7倍以下である、請求項4に記載の太陽電池。
- 前記第1の半導体層の線状部の幅は、前記基板の厚みの2倍よりも小さい、請求項1〜5のいずれか一項に記載の太陽電池。
- 前記第1及び第2の半導体層の少なくとも一方は、水素を含み、
前記第1の半導体層における水素の含有率は、前記第2の半導体層における水素の含有率よりも低い、請求項1〜6のいずれか一項に記載の太陽電池。 - 前記第1の半導体層と前記基板の間に配された第1のi型半導体層と、
前記第2の半導体層と前記基板との間に配された第2のi型半導体層と、
をさらに含み、
前記第1のi型半導体層は、前記第2のi型半導体層よりも薄い、請求項1〜7のいずれか一項に記載の太陽電池。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011067441 | 2011-03-25 | ||
JP2011067441 | 2011-03-25 | ||
PCT/JP2012/056099 WO2012132835A1 (ja) | 2011-03-25 | 2012-03-09 | 太陽電池 |
Publications (1)
Publication Number | Publication Date |
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JPWO2012132835A1 true JPWO2012132835A1 (ja) | 2014-07-28 |
Family
ID=46930574
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Application Number | Title | Priority Date | Filing Date |
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JP2013507337A Pending JPWO2012132835A1 (ja) | 2011-03-25 | 2012-03-09 | 太陽電池 |
Country Status (3)
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US (1) | US9530913B2 (ja) |
JP (1) | JPWO2012132835A1 (ja) |
WO (1) | WO2012132835A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20130050721A (ko) * | 2011-11-08 | 2013-05-16 | 삼성에스디아이 주식회사 | 태양 전지 |
EP2782144B1 (en) * | 2013-03-19 | 2019-05-15 | IMEC vzw | Method for fabricating heterojunction interdigitated back contact photovoltaic cells |
WO2015189878A1 (ja) * | 2014-06-13 | 2015-12-17 | 国立大学法人福島大学 | 太陽電池及びその製造方法 |
JP2016066709A (ja) * | 2014-09-25 | 2016-04-28 | パナソニックIpマネジメント株式会社 | 太陽電池 |
JP6692797B2 (ja) * | 2015-03-31 | 2020-05-13 | 株式会社カネカ | 太陽電池及びその製造方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006294802A (ja) * | 2005-04-08 | 2006-10-26 | Toyota Motor Corp | 光電変換素子 |
WO2010113750A1 (ja) * | 2009-03-30 | 2010-10-07 | 三洋電機株式会社 | 太陽電池 |
JP2010258043A (ja) * | 2009-04-21 | 2010-11-11 | Sanyo Electric Co Ltd | 太陽電池 |
JP2011009733A (ja) * | 2009-05-28 | 2011-01-13 | Kyocera Corp | 太陽電池素子、太陽電池モジュールおよび太陽光発電装置 |
Family Cites Families (12)
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JP2002057352A (ja) * | 2000-06-02 | 2002-02-22 | Honda Motor Co Ltd | 太陽電池およびその製造方法 |
EP1519422B1 (en) | 2003-09-24 | 2018-05-16 | Panasonic Intellectual Property Management Co., Ltd. | Photovoltaic cell and its fabrication method |
JP4155899B2 (ja) * | 2003-09-24 | 2008-09-24 | 三洋電機株式会社 | 光起電力素子の製造方法 |
JP5230222B2 (ja) | 2008-02-21 | 2013-07-10 | 三洋電機株式会社 | 太陽電池 |
US8288645B2 (en) * | 2009-03-17 | 2012-10-16 | Sharp Laboratories Of America, Inc. | Single heterojunction back contact solar cell |
CN102044579B (zh) * | 2009-09-07 | 2013-12-18 | Lg电子株式会社 | 太阳能电池 |
CN102074599B (zh) * | 2009-09-07 | 2014-10-29 | Lg电子株式会社 | 太阳能电池及其制造方法 |
JP5845445B2 (ja) * | 2010-01-26 | 2016-01-20 | パナソニックIpマネジメント株式会社 | 太陽電池及びその製造方法 |
JP5485062B2 (ja) * | 2010-07-30 | 2014-05-07 | 三洋電機株式会社 | 太陽電池の製造方法及び太陽電池 |
JP2013219065A (ja) * | 2010-08-06 | 2013-10-24 | Sanyo Electric Co Ltd | 太陽電池及び太陽電池の製造方法 |
JP5388970B2 (ja) * | 2010-08-24 | 2014-01-15 | 三洋電機株式会社 | 太陽電池の製造方法 |
JP5595850B2 (ja) * | 2010-09-27 | 2014-09-24 | 三洋電機株式会社 | 太陽電池の製造方法 |
-
2012
- 2012-03-09 WO PCT/JP2012/056099 patent/WO2012132835A1/ja active Application Filing
- 2012-03-09 JP JP2013507337A patent/JPWO2012132835A1/ja active Pending
-
2013
- 2013-09-23 US US14/033,683 patent/US9530913B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006294802A (ja) * | 2005-04-08 | 2006-10-26 | Toyota Motor Corp | 光電変換素子 |
WO2010113750A1 (ja) * | 2009-03-30 | 2010-10-07 | 三洋電機株式会社 | 太陽電池 |
JP2010258043A (ja) * | 2009-04-21 | 2010-11-11 | Sanyo Electric Co Ltd | 太陽電池 |
JP2011009733A (ja) * | 2009-05-28 | 2011-01-13 | Kyocera Corp | 太陽電池素子、太陽電池モジュールおよび太陽光発電装置 |
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Publication number | Publication date |
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WO2012132835A1 (ja) | 2012-10-04 |
US9530913B2 (en) | 2016-12-27 |
US20140020740A1 (en) | 2014-01-23 |
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