JP7480052B2 - リチウムイオン電池用カソード材を生産する方法 - Google Patents

リチウムイオン電池用カソード材を生産する方法 Download PDF

Info

Publication number
JP7480052B2
JP7480052B2 JP2020545801A JP2020545801A JP7480052B2 JP 7480052 B2 JP7480052 B2 JP 7480052B2 JP 2020545801 A JP2020545801 A JP 2020545801A JP 2020545801 A JP2020545801 A JP 2020545801A JP 7480052 B2 JP7480052 B2 JP 7480052B2
Authority
JP
Japan
Prior art keywords
precursor
lithium
metal
reaction system
solution
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
JP2020545801A
Other languages
English (en)
Japanese (ja)
Other versions
JP2021517707A5 (https=
JP2021517707A (ja
Inventor
ゾウ、フェン
リウ、ヤン
Original Assignee
テスラ・インコーポレーテッド
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 テスラ・インコーポレーテッド filed Critical テスラ・インコーポレーテッド
Publication of JP2021517707A publication Critical patent/JP2021517707A/ja
Publication of JP2021517707A5 publication Critical patent/JP2021517707A5/ja
Priority to JP2024070402A priority Critical patent/JP7830539B2/ja
Application granted granted Critical
Publication of JP7480052B2 publication Critical patent/JP7480052B2/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
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
    • H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G53/00—Compounds of nickel
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G53/00—Compounds of nickel
    • C01G53/80—Compounds containing nickel, with or without oxygen or hydrogen, and containing one or more other elements
    • C01G53/82—Compounds containing nickel, with or without oxygen or hydrogen, and containing two or more other elements
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G53/00—Compounds of nickel
    • C01G53/40—Complex oxides containing nickel and at least one other metal element
    • C01G53/42—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2
    • 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
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
    • H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/50—Solid solutions
    • C01P2002/52—Solid solutions containing elements as dopants
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/50—Solid solutions
    • C01P2002/52—Solid solutions containing elements as dopants
    • C01P2002/54—Solid solutions containing elements as dopants one element only
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/01—Particle morphology depicted by an image
    • C01P2004/03—Particle morphology depicted by an image obtained by SEM
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/30—Particle morphology extending in three dimensions
    • C01P2004/32—Spheres
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/51—Particles with a specific particle size distribution
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/11—Powder tap density
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/40—Electric properties
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive electrodes
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Secondary Cells (AREA)
JP2020545801A 2018-04-04 2019-04-03 リチウムイオン電池用カソード材を生産する方法 Active JP7480052B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2024070402A JP7830539B2 (ja) 2018-04-04 2024-04-24 リチウムイオン電池用カソード材を生産する方法

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862652516P 2018-04-04 2018-04-04
US62/652,516 2018-04-04
PCT/CA2019/050403 WO2019191837A1 (en) 2018-04-04 2019-04-03 Method to produce cathode materials for li-ion batteries

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2024070402A Division JP7830539B2 (ja) 2018-04-04 2024-04-24 リチウムイオン電池用カソード材を生産する方法

Publications (3)

Publication Number Publication Date
JP2021517707A JP2021517707A (ja) 2021-07-26
JP2021517707A5 JP2021517707A5 (https=) 2022-04-07
JP7480052B2 true JP7480052B2 (ja) 2024-05-09

Family

ID=68101076

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2020545801A Active JP7480052B2 (ja) 2018-04-04 2019-04-03 リチウムイオン電池用カソード材を生産する方法
JP2024070402A Active JP7830539B2 (ja) 2018-04-04 2024-04-24 リチウムイオン電池用カソード材を生産する方法

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2024070402A Active JP7830539B2 (ja) 2018-04-04 2024-04-24 リチウムイオン電池用カソード材を生産する方法

Country Status (7)

Country Link
US (2) US11909041B2 (https=)
EP (1) EP3776698A4 (https=)
JP (2) JP7480052B2 (https=)
KR (2) KR102686534B1 (https=)
CN (1) CN111971822A (https=)
CA (1) CA3092269A1 (https=)
WO (1) WO2019191837A1 (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240425385A1 (en) 2021-07-16 2024-12-26 Basf Se Method for making precursors of cathode active materials for lithium ion batteries
CA3232367A1 (en) 2021-09-21 2023-03-30 Sabine FRISCHHUT Method for making precursors of cathode active materials for lithium ion batteries
KR102430686B1 (ko) * 2021-12-28 2022-08-10 (주)에코프로머티리얼즈 황산니켈의 습식제련 회수방법
US20230378461A1 (en) * 2022-05-23 2023-11-23 Rivian Ip Holdings, Llc Coating process for cathode materials for rechargeable batteries
CN115465899B (zh) * 2022-09-14 2023-09-15 陕西红马科技有限公司 一种多冠状多元素球形包覆型前驱体及其制备方法、化学包覆修饰产品及方法
EP4365137A1 (en) 2022-11-02 2024-05-08 Basf Se Process for making an oxide of manganese
WO2025045774A1 (en) 2023-08-31 2025-03-06 Basf Se Process for making precursors of cathode active materials for lithium-ion batteries
WO2025125012A1 (en) 2023-12-12 2025-06-19 Basf Se Process for making a coated cathode active material, and coated cathode active material
EP4707244A1 (en) 2024-09-05 2026-03-11 Basf Se Process for making precursors of cathode active materials for lithium-ion batteries

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002170562A (ja) 2000-11-30 2002-06-14 Nikko Materials Co Ltd リチウム二次電池用正極材料及び及びその製造方法
JP2008514537A (ja) 2004-10-01 2008-05-08 シーブイアールディ、インコ、リミテッド リチウム遷移金属酸化物の製造方法
WO2010107084A1 (ja) 2009-03-18 2010-09-23 株式会社三徳 全固体リチウム電池
WO2012020768A1 (ja) 2010-08-10 2012-02-16 Ａｇｃセイミケミカル株式会社 ニッケル－コバルト含有複合化合物の製造方法
WO2016075533A1 (en) 2014-11-13 2016-05-19 Basf Corporation Process for the preparation of particles
JP2016143539A (ja) 2015-01-30 2016-08-08 日立マクセル株式会社 非水電解質二次電池用正極材料及びその製造方法、並びに非水電解質二次電池
JP2018016519A (ja) 2016-07-28 2018-02-01 ユミコア 高タップ密度の複合金属水酸化物粒子の製造方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69009811T2 (de) 1989-03-20 1994-09-29 Inco Ltd Nickelhydroxyd.
US5264201A (en) 1990-07-23 1993-11-23 Her Majesty The Queen In Right Of The Province Of British Columbia Lithiated nickel dioxide and secondary cells prepared therefrom
DE69313936T2 (de) * 1992-06-15 1998-04-09 Inco Ltd Verfahren zur Herstellung von Nickelhydroxyd
US5824283A (en) * 1997-04-28 1998-10-20 Inco Limited Process for producing nickel hydroxide from elemental nickel
TW434187B (en) * 1997-05-07 2001-05-16 Fuji Chem Ind Co Ltd A process for preparing a spinel type of lithium manganese complex oxide
CA2394146A1 (en) * 1999-12-29 2001-07-05 Kimberly-Clark Worldwide, Inc. Nickel-rich and manganese-rich quaternary metal oxide materials as cathodes for lithium-ion and lithium-ion polymer batteries
US7033555B2 (en) * 2003-05-06 2006-04-25 Inco Limited Low temperature lithiation of mixed hydroxides
JP6063397B2 (ja) 2011-02-18 2017-01-18 スリーエム イノベイティブ プロパティズ カンパニー 複合粒子、その製造方法、及びそれを含む物品
CN102219265A (zh) 2011-03-29 2011-10-19 兰州金川新材料科技股份有限公司 一种镍钴锰复合氧化物粉体的制备方法
JP5626382B2 (ja) * 2013-01-30 2014-11-19 住友金属鉱山株式会社 ニッケルコバルト複合水酸化物及びその製造方法
CN104409723B (zh) 2014-12-25 2016-09-28 芜湖华欣诺电化学科技有限公司 一种三元正极材料的电化学制备方法
KR101913906B1 (ko) 2015-06-17 2018-10-31 주식회사 엘지화학 이차전지용 양극활물질, 이의 제조방법 및 이를 포함하는 이차전지
KR101913897B1 (ko) 2015-09-30 2018-12-28 주식회사 엘지화학 이차전지용 양극활물질 및 이를 포함하는 이차전지
KR101927295B1 (ko) * 2015-11-30 2018-12-10 주식회사 엘지화학 이차전지용 양극활물질 및 이를 포함하는 이차전지
JP6605390B2 (ja) * 2016-04-27 2019-11-13 ユミコア リチウム金属複合酸化物粉末
JP6443489B2 (ja) 2016-05-09 2018-12-26 日亜化学工業株式会社 ニッケルコバルト複合水酸化物の製造方法及び非水系電解質二次電池用正極活物質の製造方法
CN106384813A (zh) * 2016-10-14 2017-02-08 中国科学院青岛生物能源与过程研究所 一种锂离子电池用正极材料的快速合成方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002170562A (ja) 2000-11-30 2002-06-14 Nikko Materials Co Ltd リチウム二次電池用正極材料及び及びその製造方法
JP2008514537A (ja) 2004-10-01 2008-05-08 シーブイアールディ、インコ、リミテッド リチウム遷移金属酸化物の製造方法
WO2010107084A1 (ja) 2009-03-18 2010-09-23 株式会社三徳 全固体リチウム電池
WO2012020768A1 (ja) 2010-08-10 2012-02-16 Ａｇｃセイミケミカル株式会社 ニッケル－コバルト含有複合化合物の製造方法
WO2016075533A1 (en) 2014-11-13 2016-05-19 Basf Corporation Process for the preparation of particles
JP2016143539A (ja) 2015-01-30 2016-08-08 日立マクセル株式会社 非水電解質二次電池用正極材料及びその製造方法、並びに非水電解質二次電池
JP2018016519A (ja) 2016-07-28 2018-02-01 ユミコア 高タップ密度の複合金属水酸化物粒子の製造方法

Also Published As

Publication number Publication date
JP2021517707A (ja) 2021-07-26
US20240213469A1 (en) 2024-06-27
KR102686534B1 (ko) 2024-07-18
EP3776698A4 (en) 2022-01-19
US11909041B2 (en) 2024-02-20
EP3776698A1 (en) 2021-02-17
CA3092269A1 (en) 2019-10-10
KR20200138238A (ko) 2020-12-09
CN111971822A (zh) 2020-11-20
US20210013507A1 (en) 2021-01-14
JP2024105339A (ja) 2024-08-06
KR20240114783A (ko) 2024-07-24
WO2019191837A1 (en) 2019-10-10
JP7830539B2 (ja) 2026-03-16

Similar Documents

Publication Publication Date Title
JP7480052B2 (ja) リチウムイオン電池用カソード材を生産する方法
Zhang et al. Innovative application of acid leaching to regenerate Li (Ni1/3Co1/3Mn1/3) O2 cathodes from spent lithium-ion batteries
Yao et al. A new method for the synthesis of LiNi 1/3 Co 1/3 Mn 1/3 O 2 from waste lithium ion batteries
JP6323117B2 (ja) 非水電解質二次電池用正極活物質の前駆体の製造方法、及び非水電解質二次電池用正極活物質の製造方法
TWI584520B (zh) Li-Ni composite oxide particles and nonaqueous electrolyte batteries
CN102208607A (zh) 一种锂过量层状氧化物正极材料的合成及其表面改性方法
JP2020511757A (ja) 遷移金属水酸化物前駆体を製造するための硝酸塩プロセス
JP2018088310A (ja) リチウムイオン二次電池用正極活物質の製造方法
Chang et al. Syntheses of LiCoO2 for cathode materials of secondary batteries from reflux reactions at 130–200 C
JP2025106326A (ja) 再充電可能なｌｉ電池用の正極物質を製造する方法
EP1794088A1 (en) Process for producing lithium transition metal oxides
CN119894829A (zh) 从元素金属原料制备锂过渡金属氧化物的方法及其产物
JP2018085339A (ja) 非水電解質二次電池用正極活物質の前駆体とその製造方法、及び非水電解質二次電池用正極活物質とその製造方法
HK40040261A (en) Method to produce cathode materials for li-ion batteries
JP2017204340A (ja) リチウムイオン二次電池用正極活物質の製造方法
Zhou et al. Study on impurity removal from black powder of lithium iron phosphate cathode materials
Duan et al. High-Performance Regenerated LiNi0. 6Co0. 2Mn0. 2O2 Cathode Material Realized by Argon-Oxygen Mixed Gas Calcination
CN118970253B (zh) 一种废旧磷酸铁锂正极材料的回收利用方法
CN109455770B (zh) 一种电极材料钒酸钴、其制备方法及应用
JP2020023424A (ja) コバルト−マンガン系複合酸化物及びその製造方法、並びにその用途
KR20260052209A (ko) 재충전 가능한 리튬 배터리용 양극재 제조 공정
HK40077276A (en) Process to produce cathode materials for rechargeable li batteries
JP2025534898A (ja) ナノ多孔質リン酸鉄リチウム粒子からなるリチウムイオン電池材料の合成方法
CN120300342A (zh) 回收废弃三元正极材料的方法、掺杂三元材料、锂离子电池
CN119812256A (zh) 一种富锂锰基正极复合材料及其制备方法和用途

Legal Events

Date Code Title Description
A711 Notification of change in applicant

Free format text: JAPANESE INTERMEDIATE CODE: A711

Effective date: 20211214

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A821

Effective date: 20211214

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220330

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20220330

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20230209

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230307

RD02 Notification of acceptance of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7422

Effective date: 20230606

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20230607

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A821

Effective date: 20230606

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230807

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20231024

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20240124

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: 20240326

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20240424

R150 Certificate of patent or registration of utility model

Ref document number: 7480052

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150