KR20180125022A - 절첩가능한 다목적 부직포 핸드 패드 및 사용 방법 - Google Patents

절첩가능한 다목적 부직포 핸드 패드 및 사용 방법 Download PDF

Info

Publication number
KR20180125022A
KR20180125022A KR1020187032164A KR20187032164A KR20180125022A KR 20180125022 A KR20180125022 A KR 20180125022A KR 1020187032164 A KR1020187032164 A KR 1020187032164A KR 20187032164 A KR20187032164 A KR 20187032164A KR 20180125022 A KR20180125022 A KR 20180125022A
Authority
KR
South Korea
Prior art keywords
nonwoven
hand pad
scouring
major surface
pad
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.)
Ceased
Application number
KR1020187032164A
Other languages
English (en)
Korean (ko)
Inventor
로렌 케이 칼슨
제임스 피 주니어 가드너
마크 디 헌터
로버트 제이 마키
제임스 피 엔들
Original Assignee
쓰리엠 이노베이티브 프로퍼티즈 캄파니
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 쓰리엠 이노베이티브 프로퍼티즈 캄파니 filed Critical 쓰리엠 이노베이티브 프로퍼티즈 캄파니
Priority to KR1020217039145A priority Critical patent/KR20210151986A/ko
Publication of KR20180125022A publication Critical patent/KR20180125022A/ko
Ceased legal-status Critical Current

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L13/00—Implements for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L13/10—Scrubbing; Scouring; Cleaning; Polishing
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L13/00—Implements for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L13/10—Scrubbing; Scouring; Cleaning; Polishing
    • A47L13/16—Cloths; Pads; Sponges
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L17/00—Apparatus or implements used in manual washing or cleaning of crockery, table-ware, cooking-ware or the like
    • A47L17/04—Pan or pot cleaning utensils
    • A47L17/08—Pads; Balls of steel wool, wire, or plastic meshes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/022—Non-woven fabric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/245—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it being a foam layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4374—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece using different kinds of webs, e.g. by layering webs
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H13/00—Other non-woven fabrics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/20—All layers being fibrous or filamentary
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/02—Coating on the layer surface on fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/20—Inorganic coating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/538—Roughness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2432/00—Cleaning articles, e.g. mops or wipes
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M23/00—Treatment of fibres, threads, yarns, fabrics or fibrous goods made from such materials, characterised by the process
    • D06M23/08—Processes in which the treating agent is applied in powder or granular form
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2503/00—Domestic or personal

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
  • Nonwoven Fabrics (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
KR1020187032164A 2016-04-12 2017-04-06 절첩가능한 다목적 부직포 핸드 패드 및 사용 방법 Ceased KR20180125022A (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020217039145A KR20210151986A (ko) 2016-04-12 2017-04-06 절첩가능한 다목적 부직포 핸드 패드 및 사용 방법

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201662321458P 2016-04-12 2016-04-12
US62/321,458 2016-04-12
PCT/US2017/026270 WO2017180413A1 (en) 2016-04-12 2017-04-06 Foldable multi-purpose nonwoven hand pad and method of use

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020217039145A Division KR20210151986A (ko) 2016-04-12 2017-04-06 절첩가능한 다목적 부직포 핸드 패드 및 사용 방법

Publications (1)

Publication Number Publication Date
KR20180125022A true KR20180125022A (ko) 2018-11-21

Family

ID=60042631

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020187032164A Ceased KR20180125022A (ko) 2016-04-12 2017-04-06 절첩가능한 다목적 부직포 핸드 패드 및 사용 방법
KR1020217039145A Ceased KR20210151986A (ko) 2016-04-12 2017-04-06 절첩가능한 다목적 부직포 핸드 패드 및 사용 방법

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020217039145A Ceased KR20210151986A (ko) 2016-04-12 2017-04-06 절첩가능한 다목적 부직포 핸드 패드 및 사용 방법

Country Status (8)

Country Link
US (1) US11324378B2 (enExample)
EP (1) EP3442394A1 (enExample)
JP (2) JP7325960B2 (enExample)
KR (2) KR20180125022A (enExample)
CN (1) CN109068929A (enExample)
AU (1) AU2017249989C1 (enExample)
CA (1) CA3020527A1 (enExample)
WO (1) WO2017180413A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102369555B1 (ko) * 2021-04-07 2022-03-02 오세정 강도별 강화제를 이용한 콘크리트 바닥의 폴리싱 공법

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD878694S1 (en) 2017-06-16 2020-03-17 3M Innovative Properties Company Scouring article
USD901115S1 (en) * 2016-12-22 2020-11-03 3M Innovative Properties Company Scouring article
US11027570B2 (en) * 2017-07-06 2021-06-08 Cc Scholz Design Inc. Multi-purpose absorbent card
WO2019151968A1 (ru) * 2018-02-01 2019-08-08 Товарыство З Обмэжэною Видповидальнистю "Бэркана 7" Емкость для средств бытовой химии
USD927812S1 (en) * 2018-06-26 2021-08-10 3M Innovative Properties Company Cleaning tool
USD874773S1 (en) * 2018-09-21 2020-02-04 Lin'an Thumb Cleaning Products Co., Ltd. Mop cloth
USD899019S1 (en) * 2018-09-21 2020-10-13 Lin'an Thumb Cleaning Products Co., Ltd Mop cloth
USD934573S1 (en) * 2019-12-19 2021-11-02 3M Innovative Properties Company Sponge with surface pattern
JP7217048B2 (ja) * 2021-06-02 2023-02-02 ジョイボンド株式会社 研磨スポンジパット
WO2023234355A1 (ja) 2022-05-31 2023-12-07 住友電気工業株式会社 光ファイバリボン
US20240424642A1 (en) * 2023-06-26 2024-12-26 Abrasive Technology, Llc Abrasive Articles and Methods and Systems for Generating and Using the Same
USD1051537S1 (en) * 2024-08-07 2024-11-12 Xueyuan Chen Stainless steel rag

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4027352A (en) 1976-07-22 1977-06-07 Walter Wagner Scouring pad with retained contoured stiffener
JPS55139844U (enExample) * 1979-03-28 1980-10-06
JPS55139844A (en) 1979-04-17 1980-11-01 Mitsubishi Heavy Ind Ltd Ball mill
WO1990000105A1 (en) 1988-06-30 1990-01-11 Mitchell, Richard, J. Abrasive product with reduced particle concentration
FR2635672B1 (fr) * 1988-08-31 1991-09-13 Minnesota Mining & Mfg Bloc composite polyfonctionnel pour le traitement manuel de surfaces
JPH0313948U (enExample) * 1989-06-22 1991-02-13
FR2723525B1 (fr) * 1994-08-12 1996-10-31 Elysees Balzac Financiere Corps en un materiau alveolaire, combine de nettoyage et/ou recurage, procedes pour leur preparation
US6192543B1 (en) 1999-02-25 2001-02-27 Timothy R. Lee Cleaning mitt apparatus
JP2000300507A (ja) 1999-04-22 2000-10-31 Three M Innovative Properties Co クリーニングシート
US7799968B2 (en) 2001-12-21 2010-09-21 Kimberly-Clark Worldwide, Inc. Sponge-like pad comprising paper layers and method of manufacture
US7310847B2 (en) 2002-08-27 2007-12-25 Church & Dwight Co., Inc. Dual functional cleaning article
US20040093679A1 (en) * 2002-11-15 2004-05-20 Jay Kukoff Scrubbing sponge with indicia and method of making same
JP2005066324A (ja) * 2003-08-01 2005-03-17 Toyo Aluminium Foil Products Kk 掃除具
US20070079462A1 (en) 2005-10-06 2007-04-12 Haskett Thomas E Scouring web and method of making
US20120227203A1 (en) 2006-02-24 2012-09-13 The Clorax Company Textured wipes
US20090276971A1 (en) * 2008-05-07 2009-11-12 3M Innovative Properties Company Cleaning sponge
US20090106920A1 (en) 2008-12-24 2009-04-30 Ashok Wahi Scouring pad
JP2011092333A (ja) * 2009-10-28 2011-05-12 Three M Innovative Properties Co 払拭部材
US20130091648A1 (en) * 2010-07-07 2013-04-18 Arthur P. Frigo, JR. Cleaning implement having insertable member
US20130337714A1 (en) 2012-06-13 2013-12-19 Ahlstrom Coporation Glazed Nonwoven Fabric and Methods of Manufacture
US9015895B2 (en) * 2012-07-02 2015-04-28 Sigma Enterprises, Llc Textured device for cleaning cosmetic brushes
JP2015080655A (ja) * 2013-10-24 2015-04-27 松雄 上城 スポンジたわし
ES2710705T3 (es) 2014-02-17 2019-04-26 3M Innovative Properties Co Artículo abrasivo y métodos de fabricación y uso
DE202017107847U1 (de) * 2017-12-21 2018-01-15 Ulrich Pohlmann Reinigungstuch/ -pad

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102369555B1 (ko) * 2021-04-07 2022-03-02 오세정 강도별 강화제를 이용한 콘크리트 바닥의 폴리싱 공법

Also Published As

Publication number Publication date
CA3020527A1 (en) 2017-10-19
WO2017180413A1 (en) 2017-10-19
AU2017249989B2 (en) 2019-08-22
US11324378B2 (en) 2022-05-10
AU2017249989A1 (en) 2018-11-01
US20190104918A1 (en) 2019-04-11
KR20210151986A (ko) 2021-12-14
EP3442394A1 (en) 2019-02-20
JP7325960B2 (ja) 2023-08-15
JP2019513467A (ja) 2019-05-30
JP2022088640A (ja) 2022-06-14
AU2017249989C1 (en) 2019-09-05
CN109068929A (zh) 2018-12-21

Similar Documents

Publication Publication Date Title
JP7325960B2 (ja) 不織布ハンドパッド
KR102641041B1 (ko) 스코어링 패드 및 스코어링 방법
CN1217045C (zh) 清洁片材
ES2674895T3 (es) Paños de fregar multipropósito de consumo y métodos para fabricar los mismos
US20100209661A1 (en) Drying mat
US10986979B2 (en) Scrub sponge with selectively accessible abrasive region
US20090106920A1 (en) Scouring pad
CN101400292A (zh) 擦洗产品
US20030192141A1 (en) Scrub Sponge
US20120220207A1 (en) Substrate preparation tool system and method
JP2015221119A (ja) スポンジたわし
WO2011056632A2 (en) Scouring member
US10888210B1 (en) Cleaning mitt
JP3369839B2 (ja) 清掃シート
JP7045787B2 (ja) 水垢除去用クリーナー
JP2006055300A (ja) 掃除具
ES2265756B1 (es) Estropajo de limpieza.
TWM566048U (zh) Cleaning brush structure
JPH02149241A (ja) ソフト束子
CN110393487A (zh) 一种海绵清洗用具
JP2008144030A (ja) クリーナー
JPH06133916A (ja) 不織布クリーナー
CA2668545A1 (en) Scouring pad

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20181106

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20200403

Comment text: Request for Examination of Application

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20210219

Patent event code: PE09021S01D

E601 Decision to refuse application
PE0601 Decision on rejection of patent

Patent event date: 20210908

Comment text: Decision to Refuse Application

Patent event code: PE06012S01D

Patent event date: 20210219

Comment text: Notification of reason for refusal

Patent event code: PE06011S01I

E601 Decision to refuse application
E801 Decision on dismissal of amendment
PE0601 Decision on rejection of patent

Patent event date: 20211029

Comment text: Decision to Refuse Application

Patent event code: PE06012S01D

Patent event date: 20210219

Comment text: Notification of reason for refusal

Patent event code: PE06011S01I

PE0801 Dismissal of amendment

Patent event code: PE08012E01D

Comment text: Decision on Dismissal of Amendment

Patent event date: 20211029

Patent event code: PE08011R01I

Comment text: Amendment to Specification, etc.

Patent event date: 20211008

Patent event code: PE08011R01I

Comment text: Amendment to Specification, etc.

Patent event date: 20210520

Patent event code: PE08011R01I

Comment text: Amendment to Specification, etc.

Patent event date: 20200403

PA0104 Divisional application for international application

Comment text: Divisional Application for International Patent

Patent event code: PA01041R01D

Patent event date: 20211130