JP7768652B2 - 基板処理方法及び基板処理装置 - Google Patents
基板処理方法及び基板処理装置Info
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- JP7768652B2 JP7768652B2 JP2022576630A JP2022576630A JP7768652B2 JP 7768652 B2 JP7768652 B2 JP 7768652B2 JP 2022576630 A JP2022576630 A JP 2022576630A JP 2022576630 A JP2022576630 A JP 2022576630A JP 7768652 B2 JP7768652 B2 JP 7768652B2
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- H—ELECTRICITY
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- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P50/00—Etching of wafers, substrates or parts of devices
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- H—ELECTRICITY
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- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/60—Formation of materials, e.g. in the shape of layers or pillars of insulating materials
- H10P14/63—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the formation processes
- H10P14/6302—Non-deposition formation processes
- H10P14/6304—Formation by oxidation, e.g. oxidation of the substrate
- H10P14/6314—Formation by oxidation, e.g. oxidation of the substrate of a metallic layer
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
- C23C8/10—Oxidising
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/01—Manufacture or treatment
- H10D64/011—Manufacture or treatment of electrodes ohmically coupled to a semiconductor
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/40—Formation of materials, e.g. in the shape of layers or pillars of conductive or resistive materials
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/60—Formation of materials, e.g. in the shape of layers or pillars of insulating materials
- H10P14/69—Inorganic materials
- H10P14/692—Inorganic materials composed of oxides, glassy oxides or oxide-based glasses
- H10P14/6938—Inorganic materials composed of oxides, glassy oxides or oxide-based glasses the material containing at least one metal element, e.g. metal oxides, metal oxynitrides or metal oxycarbides
- H10P14/6939—Inorganic materials composed of oxides, glassy oxides or oxide-based glasses the material containing at least one metal element, e.g. metal oxides, metal oxynitrides or metal oxycarbides characterised by the metal
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/60—Formation of materials, e.g. in the shape of layers or pillars of insulating materials
- H10P14/69—Inorganic materials
- H10P14/692—Inorganic materials composed of oxides, glassy oxides or oxide-based glasses
- H10P14/6938—Inorganic materials composed of oxides, glassy oxides or oxide-based glasses the material containing at least one metal element, e.g. metal oxides, metal oxynitrides or metal oxycarbides
- H10P14/6939—Inorganic materials composed of oxides, glassy oxides or oxide-based glasses the material containing at least one metal element, e.g. metal oxides, metal oxynitrides or metal oxycarbides characterised by the metal
- H10P14/69392—Inorganic materials composed of oxides, glassy oxides or oxide-based glasses the material containing at least one metal element, e.g. metal oxides, metal oxynitrides or metal oxycarbides characterised by the metal the material containing hafnium, e.g. HfO2
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/60—Formation of materials, e.g. in the shape of layers or pillars of insulating materials
- H10P14/69—Inorganic materials
- H10P14/692—Inorganic materials composed of oxides, glassy oxides or oxide-based glasses
- H10P14/6938—Inorganic materials composed of oxides, glassy oxides or oxide-based glasses the material containing at least one metal element, e.g. metal oxides, metal oxynitrides or metal oxycarbides
- H10P14/6939—Inorganic materials composed of oxides, glassy oxides or oxide-based glasses the material containing at least one metal element, e.g. metal oxides, metal oxynitrides or metal oxycarbides characterised by the metal
- H10P14/69395—Inorganic materials composed of oxides, glassy oxides or oxide-based glasses the material containing at least one metal element, e.g. metal oxides, metal oxynitrides or metal oxycarbides characterised by the metal the material containing zirconium, e.g. ZrO2
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
- H10P72/04—Apparatus for manufacture or treatment
- H10P72/0451—Apparatus for manufacturing or treating in a plurality of work-stations
- H10P72/0468—Apparatus for manufacturing or treating in a plurality of work-stations comprising a chamber adapted to a particular process
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
- H10P72/06—Apparatus for monitoring, sorting, marking, testing or measuring
- H10P72/0604—Process monitoring, e.g. flow or thickness monitoring
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
- H10P72/06—Apparatus for monitoring, sorting, marking, testing or measuring
- H10P72/0616—Monitoring of warpages, curvatures, damages, defects or the like
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P95/00—Generic processes or apparatus for manufacture or treatments not covered by the other groups of this subclass
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W20/00—Interconnections in chips, wafers or substrates
- H10W20/01—Manufacture or treatment
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W20/00—Interconnections in chips, wafers or substrates
- H10W20/40—Interconnections external to wafers or substrates, e.g. back-end-of-line [BEOL] metallisations or vias connecting to gate electrodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W42/00—Arrangements for protection of devices
- H10W42/121—Arrangements for protection of devices protecting against mechanical damage
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
Description
一実施形態に係る基板処理装置10について、図1を用いて説明する。図1は、一実施形態に係る基板処理装置10の一例を示す構成図である。
510,520,530,540 半導体基板
511 金属膜
512 酸化物膜
521 第1金属膜
522 第1酸化物膜
523 第2金属膜
524 第2酸化物膜
531 金属膜
532 酸化物膜
541 第1金属膜
542 第1酸化物膜
543 第2金属膜
544 第2酸化物膜
Claims (13)
- 基板の裏面に、酸化した際に膨張が変化する金属材料で形成される金属膜を成膜する工程と、
前記金属膜の表面に、酸素を透過可能とする酸化物膜を成膜する工程と、
前記基板に酸素を供給する工程と、
前記酸化物膜を透過した酸素で前記金属膜を酸化させることで前記金属膜の体積を膨張させ、前記基板に圧縮応力を印加する工程と、を有する、
基板処理方法。 - 基板の裏面に、酸化した際に体積が収縮する金属材料で形成される金属膜を成膜する工程と、
前記金属膜の表面に、酸素を透過可能とする酸化物膜を成膜する工程と、
前記基板に酸素を供給する工程と、
前記酸化物膜を透過した酸素で前記金属膜を酸化させることで前記金属膜の体積を収縮させ、前記基板に引張応力を印加する工程と、を有する、
基板処理方法。 - 基板の裏面に、酸化した際に体積が収縮する金属材料で形成される第1金属膜を成膜する工程と、
前記第1金属膜の表面に、酸素を透過可能とする第1酸化物膜を成膜する工程と、
前記第1酸化物膜の表面に、酸化した際に体積が膨張する金属材料で形成される第2金属膜を成膜する工程と、
前記第2金属膜の表面に、酸素を透過可能とする第2酸化物膜を成膜する工程と、
前記基板に酸素を供給する工程と、
前記第1酸化物膜及び前記第2酸化物膜を透過した酸素で前記第1金属膜及び前記第2金属膜を酸化させることで前記第1金属膜の体積を収縮させるとともに前記第2金属膜の体積を膨張させ、前記基板に圧縮応力を印加する工程と、を有する、
基板処理方法。 - 基板の裏面に、酸化した際に体積が膨張する金属材料で形成される第1金属膜を成膜する工程と、
前記第1金属膜の表面に、酸素を透過可能とする第1酸化物膜を成膜する工程と、
前記第1酸化物膜の表面に、酸化した際に体積が収縮する金属材料で形成される第2金属膜を成膜する工程と、
前記第2金属膜の表面に、酸素を透過可能とする第2酸化物膜を成膜する工程と、
前記基板に酸素を供給する工程と、
前記第1酸化物膜及び前記第2酸化物膜を透過した酸素で前記第1金属膜及び前記第2金属膜を酸化させることで前記第1金属膜の体積を膨張させるとともに前記第2金属膜の体積を収縮させ、前記基板に引張応力を印加する工程と、を有する、
基板処理方法。 - 前記酸化した際に体積が膨張する金属材料で形成される前記金属膜は、タングステンまたはバナジウムであり、
前記酸化物膜は、ジルコニア、ハフニアもしくはその複合化合物である、
請求項1に記載の基板処理方法。 - 前記酸化した際に体積が収縮する金属材料で形成される前記金属膜は、マグネシウムまたはストロンチウムであり、
前記酸化物膜は、ジルコニア、ハフニアもしくはその複合化合物である、
請求項2に記載の基板処理方法。 - 前記第1金属膜は、マグネシウムまたはストロンチウムであり、
前記第2金属膜は、タングステンまたはバナジウムであり、
前記第1酸化物膜及び前記第2酸化物膜は、ジルコニア、ハフニアもしくはその複合化合物である、
請求項3に記載の基板処理方法。 - 前記第1金属膜は、タングステンまたはバナジウムであり、
前記第2金属膜は、マグネシウムまたはストロンチウムであり、
前記第1酸化物膜及び前記第2酸化物膜は、ジルコニア、ハフニアもしくはその複合化合物である、
請求項4に記載の基板処理方法。 - 前記基板は、表面に金属配線を有する、
請求項1または請求項3に記載の基板処理方法。 - 酸化した際に体積が膨張又は収縮する金属材料で形成される金属膜を有する基板に酸素を供給し、前記金属膜を酸化する酸化処理装置と、
前記金属膜に分光した光を照射する分光器と、
前記金属膜からの反射光を検出する検出器と、
前記検出器で検出した反射光の光吸収スペクトルに基づいて、前記金属膜が前記基板に印加する応力の応力分布を推定する応力推定部と、を備える、
基板処理装置。 - 前記酸化処理装置は、酸素プラズマ、活性酸素、熱酸化のいずれかを用いて、前記金属膜を酸化する、
請求項10に記載の基板処理装置。 - 半導体基板の裏面の金属酸化物膜を還元するための還元装置を更に備える、
請求項10または請求項11に記載の基板処理装置。 - 前記還元装置は、水素プラズマ、活性水素、加熱した水素のいずれかを用いて、前記金属膜を還元する、
請求項12に記載の基板処理装置。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021007405 | 2021-01-20 | ||
| JP2021007405 | 2021-01-20 | ||
| PCT/JP2022/000913 WO2022158365A1 (ja) | 2021-01-20 | 2022-01-13 | 基板処理方法及び基板処理装置 |
Publications (2)
| Publication Number | Publication Date |
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| JPWO2022158365A1 JPWO2022158365A1 (ja) | 2022-07-28 |
| JP7768652B2 true JP7768652B2 (ja) | 2025-11-12 |
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| JP2022576630A Active JP7768652B2 (ja) | 2021-01-20 | 2022-01-13 | 基板処理方法及び基板処理装置 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20240304439A1 (ja) |
| JP (1) | JP7768652B2 (ja) |
| KR (1) | KR102849886B1 (ja) |
| WO (1) | WO2022158365A1 (ja) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002184855A (ja) | 2000-12-15 | 2002-06-28 | Sanken Electric Co Ltd | 半導体素子及びその製造方法 |
| JP2011071202A (ja) | 2009-09-24 | 2011-04-07 | Seiko Epson Corp | 半導体装置の製造方法 |
| US20170162522A1 (en) | 2015-07-01 | 2017-06-08 | Ii-Vi Optoelectronic Devices, Inc. | Stress relief in semiconductor wafers |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4851370A (en) * | 1987-12-28 | 1989-07-25 | American Telephone And Telegraph Company, At&T Bell Laboratories | Fabricating a semiconductor device with low defect density oxide |
| JP3248262B2 (ja) * | 1992-09-25 | 2002-01-21 | 松下電器産業株式会社 | 半導体装置の製造方法 |
| US5834374A (en) * | 1994-09-30 | 1998-11-10 | International Business Machines Corporation | Method for controlling tensile and compressive stresses and mechanical problems in thin films on substrates |
| JPH0945680A (ja) | 1995-07-28 | 1997-02-14 | Nec Corp | 半導体装置の製造方法 |
| US6808952B1 (en) * | 2002-09-05 | 2004-10-26 | Sandia Corporation | Process for fabricating a microelectromechanical structure |
| US10134689B1 (en) * | 2013-02-28 | 2018-11-20 | Maxim Integrated Products, Inc. | Warpage compensation metal for wafer level packaging technology |
| JP2017179498A (ja) * | 2016-03-30 | 2017-10-05 | パナソニック液晶ディスプレイ株式会社 | 金属層構造及びその製造方法 |
| JP6401834B1 (ja) * | 2017-08-04 | 2018-10-10 | 浜松ホトニクス株式会社 | 透過型光電陰極及び電子管 |
| JP7045954B2 (ja) * | 2018-07-25 | 2022-04-01 | 東京エレクトロン株式会社 | ハードマスク用膜を形成する方法および装置、ならびに半導体装置の製造方法 |
| JP2020191427A (ja) * | 2019-05-23 | 2020-11-26 | 東京エレクトロン株式会社 | ハードマスク、基板処理方法及び基板処理装置 |
| KR102896843B1 (ko) * | 2019-12-13 | 2025-12-04 | 삼성전자주식회사 | 하프늄 산화물을 포함하는 박막 구조체, 이를 포함하는 전자 소자 및 그 제조 방법 |
| WO2022026769A1 (en) * | 2020-07-29 | 2022-02-03 | Massachusetts Institute Of Technology | Compositions and methods for forming damage-resistant multilayered hydrogen permeation barriers |
-
2022
- 2022-01-13 JP JP2022576630A patent/JP7768652B2/ja active Active
- 2022-01-13 KR KR1020237026917A patent/KR102849886B1/ko active Active
- 2022-01-13 US US18/273,116 patent/US20240304439A1/en active Pending
- 2022-01-13 WO PCT/JP2022/000913 patent/WO2022158365A1/ja not_active Ceased
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002184855A (ja) | 2000-12-15 | 2002-06-28 | Sanken Electric Co Ltd | 半導体素子及びその製造方法 |
| JP2011071202A (ja) | 2009-09-24 | 2011-04-07 | Seiko Epson Corp | 半導体装置の製造方法 |
| US20170162522A1 (en) | 2015-07-01 | 2017-06-08 | Ii-Vi Optoelectronic Devices, Inc. | Stress relief in semiconductor wafers |
Also Published As
| Publication number | Publication date |
|---|---|
| KR102849886B1 (ko) | 2025-08-26 |
| WO2022158365A1 (ja) | 2022-07-28 |
| KR20230125843A (ko) | 2023-08-29 |
| US20240304439A1 (en) | 2024-09-12 |
| JPWO2022158365A1 (ja) | 2022-07-28 |
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