JP7338897B2 - 改質固体電解質膜を製造する方法 - Google Patents

改質固体電解質膜を製造する方法 Download PDF

Info

Publication number
JP7338897B2
JP7338897B2 JP2021523595A JP2021523595A JP7338897B2 JP 7338897 B2 JP7338897 B2 JP 7338897B2 JP 2021523595 A JP2021523595 A JP 2021523595A JP 2021523595 A JP2021523595 A JP 2021523595A JP 7338897 B2 JP7338897 B2 JP 7338897B2
Authority
JP
Japan
Prior art keywords
solid electrolyte
film
base film
electrolyte membrane
composite
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2021523595A
Other languages
English (en)
Japanese (ja)
Other versions
JP2022506297A5 (https=
JP2022506297A (ja
Inventor
昭 ▲ヤン▼
飛 羅
凌 陶
泓 李
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianmulake Excellent Anode Materials Co Ltd
Original Assignee
Tianmulake Excellent Anode Materials Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tianmulake Excellent Anode Materials Co Ltd filed Critical Tianmulake Excellent Anode Materials Co Ltd
Publication of JP2022506297A publication Critical patent/JP2022506297A/ja
Publication of JP2022506297A5 publication Critical patent/JP2022506297A5/ja
Application granted granted Critical
Publication of JP7338897B2 publication Critical patent/JP7338897B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
    • H01M10/0561—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of inorganic materials only
    • H01M10/0562—Solid materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/403—Manufacturing processes of separators, membranes or diaphragms
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/431—Inorganic material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • H01M50/497—Ionic conductivity
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2300/00—Electrolytes
    • H01M2300/0017—Non-aqueous electrolytes
    • H01M2300/0065—Solid electrolytes
    • H01M2300/0068—Solid electrolytes inorganic
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2300/00—Electrolytes
    • H01M2300/0088—Composites
    • H01M2300/0094—Composites in the form of layered products, e.g. coatings
    • 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
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries
    • 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
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Cell Separators (AREA)
  • Conductive Materials (AREA)
  • Secondary Cells (AREA)
JP2021523595A 2018-10-30 2019-04-15 改質固体電解質膜を製造する方法 Active JP7338897B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201811275832.9 2018-10-30
CN201811275832.9A CN109494390A (zh) 2018-10-30 2018-10-30 一种改性固态电解质膜及其制备方法和锂电池
PCT/CN2019/082611 WO2020087873A1 (zh) 2018-10-30 2019-04-15 一种改性固态电解质膜及其制备方法和锂电池

Publications (3)

Publication Number Publication Date
JP2022506297A JP2022506297A (ja) 2022-01-17
JP2022506297A5 JP2022506297A5 (https=) 2022-09-08
JP7338897B2 true JP7338897B2 (ja) 2023-09-05

Family

ID=65691752

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021523595A Active JP7338897B2 (ja) 2018-10-30 2019-04-15 改質固体電解質膜を製造する方法

Country Status (6)

Country Link
US (1) US20220006118A1 (https=)
EP (1) EP3876323A4 (https=)
JP (1) JP7338897B2 (https=)
KR (1) KR102577441B1 (https=)
CN (1) CN109494390A (https=)
WO (1) WO2020087873A1 (https=)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109494390A (zh) * 2018-10-30 2019-03-19 溧阳天目先导电池材料科技有限公司 一种改性固态电解质膜及其制备方法和锂电池
JP7390635B2 (ja) * 2019-04-26 2023-12-04 株式会社日本製鋼所 固体電解質膜の製造方法、全固体電池の製造方法、固体電解質膜の製造装置および全固体電池の製造装置
CN113939951A (zh) * 2019-06-13 2022-01-14 艾姆普斯拉公司 一种固态电解质膜
CN110449137B (zh) * 2019-07-02 2021-12-03 陕西科技大学 一种多官能团改性纳米纤维膜吸附材料的制备方法
CN110416604B (zh) * 2019-08-09 2022-07-12 哈尔滨理工大学 一种高锂离子迁移数的固态电解质膜的制备方法
CN111370631A (zh) * 2020-03-17 2020-07-03 绍兴望竹新能源科技有限公司 一种锂电池的电池隔膜
CN111653712B (zh) * 2020-05-21 2021-09-28 上海恩捷新材料科技有限公司 一种电化学装置隔离膜及其制备方法
CN111799507B (zh) * 2020-07-11 2023-11-14 浙江锋锂新能源科技有限公司 一种聚合物电解质复合膜及其制备方法
CN111799504B (zh) * 2020-08-06 2021-07-02 南方科技大学 一种固态电解质及其制备方法、全固态电池
CN111900310B (zh) * 2020-08-07 2021-11-12 北京科技大学 全固态电池用高致密度高离子电导率电解质隔膜制备方法
CN112234250A (zh) * 2020-10-21 2021-01-15 江苏厚生新能源科技有限公司 嵌入式llzo固态电解质隔膜、浆料、制备工艺、锂电池
CN112201845B (zh) * 2020-10-21 2021-08-13 江苏厚生新能源科技有限公司 一种超稳定界面半固态电解质电池复合隔膜及其制备工艺
CN112201850A (zh) * 2020-10-22 2021-01-08 江苏厚生新能源科技有限公司 高电导率无机固态电解质浆料及制备方法、隔膜、锂电池
CN112635859B (zh) * 2020-12-21 2022-04-08 横店集团东磁股份有限公司 固态电池用界面改性层、其制备方法、固态电池及制备方法
CN112701345B (zh) * 2020-12-29 2022-04-12 长三角物理研究中心有限公司 一种可传导锂离子的超疏水材料及其制备方法及应用
US12531313B2 (en) * 2021-02-19 2026-01-20 Electronics And Telecommunications Research Institute Porous frame-based solid electrolyte membrane and manufacturing method thereof, and all-solid-state battery including the same
CN113972445A (zh) * 2021-09-28 2022-01-25 安普瑞斯（无锡）有限公司 一种隔膜及含有该隔膜的锂离子电池
US20250140908A1 (en) * 2021-09-30 2025-05-01 Maxell, Ltd. All-solid-state battery
JPWO2023054333A1 (https=) * 2021-09-30 2023-04-06
CN114229817A (zh) * 2021-12-10 2022-03-25 河北金力新能源科技股份有限公司 功能性磷酸钛锂铝耐温电池隔膜及其制备方法
CN114156600B (zh) * 2021-12-13 2024-05-03 溧阳天目先导电池材料科技有限公司 一种含混合导体涂层的隔膜及其制备方法和应用
CN114388885A (zh) * 2021-12-21 2022-04-22 浙江大学 一种不对称复合固态电解质膜及其制备方法和应用
CN114430063A (zh) * 2022-03-12 2022-05-03 浙江锋锂新能源科技有限公司 一种无机固态电解质复合膜的制备方法、复合膜和锂电池
CN114614201B (zh) * 2022-03-29 2024-08-06 河北金力新能源科技股份有限公司 斑马涂覆隔膜及其制备方法
CN115028446B (zh) * 2022-05-16 2024-03-08 广州小鹏汽车科技有限公司 固态电解质及其制备方法、二次电池及电动汽车
CN115036561A (zh) * 2022-07-06 2022-09-09 武汉科技大学 一种锂硫电池用双层多孔复合凝胶聚合物电解质及其制备方法
CN115548576A (zh) * 2022-10-08 2022-12-30 合肥国轩高科动力能源有限公司 一种锂离子电池隔膜及其制备方法和锂离子电池
WO2024089553A1 (en) * 2022-10-24 2024-05-02 Electrovaya Inc. Ceramic composite separator and method for manufacturing the same
CN115732859A (zh) * 2022-11-01 2023-03-03 贵州梅岭电源有限公司 一种液态电解质贮备电池用复合隔膜及其应用
CN115732858A (zh) * 2022-12-29 2023-03-03 浙江极氪智能科技有限公司 用于电池单体的隔膜、电池单体、电池包及车辆
WO2024148170A1 (en) * 2023-01-05 2024-07-11 Celgard, Llc Composite semi-solid electrolyte and batteries comprising the same
CN116072960B (zh) * 2023-03-24 2023-09-05 江苏时代新能源科技有限公司 固态电解质膜及其制备方法、全固态电池和用电装置
JP7625026B2 (ja) * 2023-03-29 2025-01-31 本田技研工業株式会社 固体電解質シートの製造方法
JP7625029B2 (ja) * 2023-03-31 2025-01-31 本田技研工業株式会社 固体電解質シートの製造方法
CN118231950A (zh) * 2023-11-30 2024-06-21 比亚迪股份有限公司 一种隔膜及其制备方法、电池、用电设备
CN119864497B (zh) * 2025-01-14 2025-09-30 天目湖先进储能技术研究院有限公司 一种可连续性生产的柔性复合固态电解质薄膜及其制备方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008524824A (ja) 2004-12-22 2008-07-10 エルジー・ケム・リミテッド 有無機複合多孔性セパレータ膜及び該セパレータ膜を用いる電気化学素子
JP2015018614A (ja) 2013-07-09 2015-01-29 日立マクセル株式会社 非水電解質二次電池用セパレータ、および非水電解質二次電池
CN107403954A (zh) 2017-08-09 2017-11-28 上海纳晓能源科技有限公司 固体电解质膜及其制备方法、锂离子电池
CN108598563A (zh) 2018-04-27 2018-09-28 溧阳天目先导电池材料科技有限公司 一种水性固态电解质膜及其制备方法和二次电池

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7771880B2 (en) * 2005-11-21 2010-08-10 University Of Dayton Solid composite electrolyte membrane and method of making
CN101740819B (zh) * 2008-11-25 2012-07-11 中国电子科技集团公司第十八研究所 锂离子固体电解质导电膜的制备方法
JP2015156356A (ja) * 2014-01-14 2015-08-27 住友電気工業株式会社 水溶液電解質ナトリウムイオン二次電池、および、これを含む充放電システム
WO2016031942A1 (ja) * 2014-08-29 2016-03-03 国立研究開発法人産業技術総合研究所 電解質シート及びその製造方法
US10497968B2 (en) * 2016-01-04 2019-12-03 Global Graphene Group, Inc. Solid state electrolyte for lithium secondary battery
WO2018051432A1 (ja) 2016-09-14 2018-03-22 日立化成株式会社 固体電解質組成物、固体電解質グリーンシート、固体電解質グリーンシートの製造方法、固体電解質シート、固体電解質シートの製造方法、及び全固体電池
CN107275550B (zh) * 2017-06-20 2020-07-07 深圳市星源材质科技股份有限公司 一种陶瓷和聚合物复合涂覆锂离子隔膜及其制备方法
CN107959048B (zh) * 2017-11-08 2019-11-29 上海恩捷新材料科技股份有限公司 一种固态电解质膜胶层及其制备方法和用途
CN108428935A (zh) * 2018-01-25 2018-08-21 深圳市沃特玛电池有限公司 一种固态电解质膜制备方法及锂电池
CN109494390A (zh) * 2018-10-30 2019-03-19 溧阳天目先导电池材料科技有限公司 一种改性固态电解质膜及其制备方法和锂电池

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008524824A (ja) 2004-12-22 2008-07-10 エルジー・ケム・リミテッド 有無機複合多孔性セパレータ膜及び該セパレータ膜を用いる電気化学素子
US20090111025A1 (en) 2004-12-22 2009-04-30 Lg Chem, Ltd. Organic/inorganic composite microporous membrane and electrochemical device prepared thereby
JP2015018614A (ja) 2013-07-09 2015-01-29 日立マクセル株式会社 非水電解質二次電池用セパレータ、および非水電解質二次電池
CN107403954A (zh) 2017-08-09 2017-11-28 上海纳晓能源科技有限公司 固体电解质膜及其制备方法、锂离子电池
CN108598563A (zh) 2018-04-27 2018-09-28 溧阳天目先导电池材料科技有限公司 一种水性固态电解质膜及其制备方法和二次电池

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
荒川 正文，粒度測定入門，粉体工学会誌，日本，1980年06月10日，Vol.17, No.6，pp. 299-307

Also Published As

Publication number Publication date
JP2022506297A (ja) 2022-01-17
US20220006118A1 (en) 2022-01-06
KR20210060611A (ko) 2021-05-26
EP3876323A4 (en) 2022-08-17
EP3876323A1 (en) 2021-09-08
WO2020087873A1 (zh) 2020-05-07
KR102577441B1 (ko) 2023-09-11
CN109494390A (zh) 2019-03-19

Similar Documents

Publication Publication Date Title
JP7338897B2 (ja) 改質固体電解質膜を製造する方法
Pan et al. Sandwich-structured nano/micro fiber-based separators for lithium metal batteries
JP5524330B2 (ja) 高分子複合電解質、高分子複合電解質を含む電池、およびそれを調製する方法
Chu et al. Reduced graphene oxide coated porous carbon–sulfur nanofiber as a flexible paper electrode for lithium–sulfur batteries
JP2022506297A5 (https=)
KR101676688B1 (ko) 미세 다공성 복합 분리막, 그 제조방법 및 이를 포함한 전기화학소자
JP2019527452A (ja) 電池極板の調製方法
WO2016107564A1 (zh) 一种高倍率性能锂硫电池的复合正极材料及制备方法
WO2019192474A1 (en) Coating slurries for preparing separators, separators for electrochemical devices and preparation methods therefor
WO2016095771A1 (zh) 具有热闭孔功能复合纳米纤维隔膜、制备方法和储能器件
CN111180644A (zh) 一种具有超薄涂覆层的锂离子电池隔膜
CN108598568A (zh) 改善正极/电解质界面稳定性的凝胶电解质及其制备方法
CN115411455A (zh) 一种复合隔膜及其制备方法和钠离子电池
JP2026504579A (ja) リチウムイオン二次電池用負極、その調製方法、及びそれを含有するリチウムイオン二次電池
CN116391275A (zh) 用于二次电池的正极活性材料、其制造方法、包括其的自立式膜、干电极、和包括干电极的二次电池
CN104752682A (zh) 一种锂硫电池的硫/碳复合正极材料制备方法
US20240421344A1 (en) Mixture for secondary battery, mixture sheet for secondary battery, method for producing the same, and solid-state secondary battery
CN108923062A (zh) 基于准一维氧化物的有机/无机复合固态电解质及应用
Zhang et al. Fluorinated polymer coated cyanoethyl-chitin nanofiber composite separators for high performance lithium ion batteries
CN116960283B (zh) 一种正极复合极片、其制备方法及钠离子电池
CN114899379B (zh) 一种高性能的硒化锡/碲化锡/多孔碳纳米纤维钠离子电池负极材料及其制备方法
CN116682973A (zh) 一种浆料、极片、电芯、锂离子电池及制备方法
CN104362278B (zh) 一种复合锂离子电池隔膜及其制备方法
CN113270691A (zh) 一种极片/隔膜一体化的锂离子电池及其制备方法
WO2023179550A1 (zh) 一种复合油基隔膜及其制备方法和二次电池

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20210519

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20220418

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20220531

A524 Written submission of copy of amendment under article 19 pct

Free format text: JAPANESE INTERMEDIATE CODE: A524

Effective date: 20220830

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20221213

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230411

C60 Trial request (containing other claim documents, opposition documents)

Free format text: JAPANESE INTERMEDIATE CODE: C60

Effective date: 20230411

C11 Written invitation by the commissioner to file amendments

Free format text: JAPANESE INTERMEDIATE CODE: C11

Effective date: 20230425

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230424

A911 Transfer to examiner for re-examination before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A911

Effective date: 20230516

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20230801

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20230817

R150 Certificate of patent or registration of utility model

Ref document number: 7338897

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150