CN106796306B - 具有重叠谐波的多层光学膜 - Google Patents

具有重叠谐波的多层光学膜 Download PDF

Info

Publication number
CN106796306B
CN106796306B CN201580055219.4A CN201580055219A CN106796306B CN 106796306 B CN106796306 B CN 106796306B CN 201580055219 A CN201580055219 A CN 201580055219A CN 106796306 B CN106796306 B CN 106796306B
Authority
CN
China
Prior art keywords
reflection band
microlayer
band
stack
order
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
CN201580055219.4A
Other languages
English (en)
Chinese (zh)
Other versions
CN106796306A (zh
Inventor
迈克尔·F·韦伯
爱德华·J·基维尔
蒂莫西·J·内维特
马克·B·奥尼尔
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.)
3M Innovative Properties Co
Original Assignee
3M Innovative Properties Co
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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of CN106796306A publication Critical patent/CN106796306A/zh
Application granted granted Critical
Publication of CN106796306B publication Critical patent/CN106796306B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/26—Reflecting filters
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/22—Absorbing filters
    • G02B5/223—Absorbing filters containing organic substances, e.g. dyes, inks or pigments
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/28—Interference filters
    • G02B5/281—Interference filters designed for the infrared light
    • G02B5/282—Interference filters designed for the infrared light reflecting for infrared and transparent for visible light, e.g. heat reflectors, laser protection
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
    • G02B1/11—Anti-reflection coatings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
    • G02B1/14—Protective coatings, e.g. hard coatings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/141—Beam splitting or combining systems operating by reflection only using dichroic mirrors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/08—Mirrors
    • G02B5/0816—Multilayer mirrors, i.e. having two or more reflecting layers
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/208—Filters for use with infrared or ultraviolet radiation, e.g. for separating visible light from infrared and/or ultraviolet radiation
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/28—Interference filters
    • G02B5/281—Interference filters designed for the infrared light
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/28—Interference filters
    • G02B5/283—Interference filters designed for the ultraviolet
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/28—Interference filters
    • G02B5/285—Interference filters comprising deposited thin solid films
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
    • G02B5/3041—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Optical Filters (AREA)
  • Polarising Elements (AREA)
  • Laminated Bodies (AREA)
CN201580055219.4A 2014-10-17 2015-10-14 具有重叠谐波的多层光学膜 Active CN106796306B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/517,363 US9823395B2 (en) 2014-10-17 2014-10-17 Multilayer optical film having overlapping harmonics
US14/517,363 2014-10-17
PCT/US2015/055483 WO2016061192A1 (en) 2014-10-17 2015-10-14 Multilayer optical film having overlapping harmonics

Publications (2)

Publication Number Publication Date
CN106796306A CN106796306A (zh) 2017-05-31
CN106796306B true CN106796306B (zh) 2020-11-24

Family

ID=55747254

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201580055219.4A Active CN106796306B (zh) 2014-10-17 2015-10-14 具有重叠谐波的多层光学膜

Country Status (6)

Country Link
US (1) US9823395B2 (enExample)
EP (1) EP3207411A4 (enExample)
JP (1) JP2017534076A (enExample)
KR (1) KR102509283B1 (enExample)
CN (1) CN106796306B (enExample)
WO (1) WO2016061192A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12593834B2 (en) 2020-11-09 2026-04-07 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Optically structured element for a bird protection glass, optical system and use of the optically structured element

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9279921B2 (en) * 2013-04-19 2016-03-08 3M Innovative Properties Company Multilayer stack with overlapping harmonics for wide visible-infrared coverage
EP3052975B1 (en) * 2013-09-30 2022-02-23 3M Innovative Properties Company Polymeric multilayer optical film
TWI585196B (zh) * 2014-12-31 2017-06-01 聖高拜塑膠製品公司 陽光控制膜、包含彼等之總成及製造彼等之方法
EP3469407A4 (en) * 2016-06-09 2020-02-26 3M Innovative Properties Company OPTICAL FILTER
WO2018013363A1 (en) 2016-07-12 2018-01-18 3M Innovative Properties Company Optical stack
EP3485304B1 (en) * 2016-07-13 2022-10-05 3M Innovative Properties Company Optical film
TW201812353A (zh) 2016-09-13 2018-04-01 美商3M新設資產公司 具有針對依傾斜角度之低顏色定製之厚度分布之單封包反射偏振器
JP6788116B2 (ja) * 2016-11-29 2020-11-18 スリーエム イノベイティブ プロパティズ カンパニー 光学積層体
DE102017203105B4 (de) 2017-02-27 2019-05-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verglasungseinheit, Verfahren zu deren Herstellung und deren Verwendung
US11662509B2 (en) * 2017-03-02 2023-05-30 3M Innovative Properties Company Dynamic reflected color film with low optical caliper sensitivity
US11493677B2 (en) * 2017-03-06 2022-11-08 3M Innovative Properties Company High contrast optical film having specified transmittance and reflectance of polarized light
US11137527B2 (en) * 2017-05-22 2021-10-05 Viavi Solutions Inc. Mixed spacer multispectral filter
EP3650893B1 (en) * 2017-07-07 2025-11-05 Toyobo Co., Ltd. Multilayer film stack
CN110892295B (zh) * 2017-07-26 2022-09-02 3M创新有限公司 光学掩蔽滤光器
US20240272340A1 (en) * 2020-01-27 2024-08-15 Everix, Inc. Ultra-thin thin-film optical interference filters
EP3665517A4 (en) * 2017-08-07 2021-04-28 Everix, Inc. ULTRA-THIN THIN FILM OPTICAL INTERFERENCE FILTERS
CN114280717B (zh) * 2017-10-02 2024-08-20 3M创新有限公司 用于校正色移的部分反射器、圆形偏振片及显示器
WO2019070335A1 (en) * 2017-10-05 2019-04-11 Wavefront Technology, Inc. OPTICAL STRUCTURES PROVIDING DICHROIC EFFECTS
CN114217373B (zh) * 2017-10-20 2025-04-01 3M创新有限公司 光学膜和偏振分束器
CN111417873B (zh) * 2017-12-01 2021-11-09 3M创新有限公司 具有均一左谱带边缘的薄型多层反射器
WO2019202987A1 (ja) * 2018-04-18 2019-10-24 日東電工株式会社 窓用ギラツキ防止フィルム
WO2019211729A1 (en) * 2018-05-02 2019-11-07 3M Innovative Properties Company Multilayer reflector
EP3824332A2 (en) * 2018-07-17 2021-05-26 3M Innovative Properties Company Optical film including infrared reflector and multilayer reflective polarizer with crystalline low index layers
US12001041B2 (en) 2018-09-27 2024-06-04 Toyobo Co., Ltd. Multilayer laminate film
KR102726174B1 (ko) 2018-09-27 2024-11-06 도요보 가부시키가이샤 다층 적층 필름
JP7400724B2 (ja) * 2018-09-27 2023-12-19 東洋紡株式会社 多層積層フィルム
US12092848B2 (en) * 2018-10-22 2024-09-17 Board Of Regents, The University Of Texas System Layered sheet polarizers and isolators having non-dichroic layers
US10962694B2 (en) * 2018-11-02 2021-03-30 Viavi Solutions Inc. Stepped structure optical filter
US10955697B2 (en) * 2018-11-28 2021-03-23 Eyesafe Inc. Light emission modification
TWI853005B (zh) * 2019-03-11 2024-08-21 美商3M新設資產公司 具有減少色彩之高效率紅外線反射膜及含其之層壓體或窗
WO2020202033A1 (en) 2019-04-03 2020-10-08 3M Innovative Properties Company Optical film and glass laminate
CA3132715A1 (en) 2019-04-04 2020-10-08 Wavefront Technology, Inc. Optical structures providing dichroic effects
EP3963377B1 (en) 2019-04-30 2025-10-15 3M Innovative Properties Company Optical stack
JP7676399B2 (ja) * 2019-12-09 2025-05-14 スリーエム イノベイティブ プロパティズ カンパニー 光学フィルタ及び光学システム
KR102861761B1 (ko) * 2019-12-10 2025-09-18 삼성전자주식회사 광 변조 소자, 광 변조 소자를 포함한 광학 디바이스, 및 광학 디바이스를 포함하는 전자 장치
EP3885801A1 (en) * 2020-03-25 2021-09-29 Ams Ag An interference filter, optical device and method of manufacturing an interference filter
CN111381306B (zh) * 2020-05-12 2022-02-15 苏州江泓电子科技有限公司 一种用于50～70nm真空紫外波段的偏振多层膜及其制备方法
WO2022053507A1 (en) * 2020-09-10 2022-03-17 Agc Glass Europe Temperable uv reflecting coated glass sheet
CN112162340B (zh) * 2020-09-15 2022-03-29 中国科学院上海技术物理研究所 一种以锗为基底45度角倾斜使用的红外宽光谱分色片
WO2022077012A1 (en) 2020-10-07 2022-04-14 Wavefront Technology, Inc. Optical products, masters for fabricating optical products, and methods for manufacturing masters and optical products
WO2022077011A1 (en) 2020-10-07 2022-04-14 Wavefront Technology, Inc. Optical products, masters for fabricating optical products, and methods for manufacturing masters and optical products
CN116472478B (zh) * 2020-11-24 2026-04-07 3M创新有限公司 包括白色漫反射层和非白彩色反射镜的辐射冷却制品
CN112764148A (zh) * 2021-02-05 2021-05-07 广州睿芯微电子有限公司 一种应用于彩色成像的滤波单元及滤波芯片
CN117083544A (zh) * 2021-04-15 2023-11-17 3M创新有限公司 多层光学膜及包括其的玻璃层压体
US20240192415A1 (en) * 2021-04-15 2024-06-13 3M Innovative Properties Company Multilayer Optical Film and Glass Laminate Including Same
WO2023203390A1 (en) * 2022-04-19 2023-10-26 3M Innovative Properties Company Broadband reflectors including polymeric layers, and composite cooling systems
WO2026042007A1 (en) * 2024-08-19 2026-02-26 3M Innovative Properties Company Optical film and optical system including same
WO2026042008A1 (en) * 2024-08-19 2026-02-26 3M Innovative Properties Company Optical film and optical system including same

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1088511A (zh) * 1992-10-29 1994-06-29 陶氏化学公司 可成型的多层反射体
CN1293613A (zh) * 1998-01-13 2001-05-02 美国3M公司 颜色转变膜

Family Cites Families (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3247392A (en) 1961-05-17 1966-04-19 Optical Coating Laboratory Inc Optical coating and assembly used as a band pass interference filter reflecting in the ultraviolet and infrared
US3610729A (en) 1969-06-18 1971-10-05 Polaroid Corp Multilayered light polarizer
US3711176A (en) * 1971-01-14 1973-01-16 Dow Chemical Co Highly reflective thermoplastic bodies for infrared, visible or ultraviolet light
US4446305A (en) 1981-03-02 1984-05-01 Polaroid Corporation Optical device including birefringent polymer
US5486949A (en) 1989-06-20 1996-01-23 The Dow Chemical Company Birefringent interference polarizer
US5103337A (en) 1990-07-24 1992-04-07 The Dow Chemical Company Infrared reflective optical interference film
US5126880A (en) 1990-12-18 1992-06-30 The Dow Chemical Company Polymeric reflective bodies with multiple layer types
JPH05275330A (ja) 1992-03-25 1993-10-22 Mitsubishi Electric Corp 多層薄膜の膜厚制御方法
US5360659A (en) * 1993-05-24 1994-11-01 The Dow Chemical Company Two component infrared reflecting film
US5882774A (en) 1993-12-21 1999-03-16 Minnesota Mining And Manufacturing Company Optical film
US5820957A (en) 1996-05-06 1998-10-13 Minnesota Mining And Manufacturing Company Anti-reflective films and methods
JP3974217B2 (ja) 1997-04-02 2007-09-12 シャープ株式会社 液晶表示パネルおよび液晶表示装置
US6207260B1 (en) 1998-01-13 2001-03-27 3M Innovative Properties Company Multicomponent optical body
US6788463B2 (en) 1998-01-13 2004-09-07 3M Innovative Properties Company Post-formable multilayer optical films and methods of forming
US6808658B2 (en) 1998-01-13 2004-10-26 3M Innovative Properties Company Method for making texture multilayer optical films
US6179948B1 (en) 1998-01-13 2001-01-30 3M Innovative Properties Company Optical film and process for manufacture thereof
JP2001013320A (ja) * 1999-06-28 2001-01-19 Asahi Techno Glass Corp 光学多層干渉膜および黄色電球
US6778240B2 (en) 2000-03-28 2004-08-17 Fuji Photo Film Co., Ltd. Anti-glare and anti-reflection film, polarizing plate, and image display device
JP2001305542A (ja) * 2000-04-26 2001-10-31 Kyocera Corp 液晶表示装置
EP1352269A2 (en) 2001-01-15 2003-10-15 3M Innovative Properties Company Multilayer infrared reflecting film with high and smooth transmission in visible wavelength region and laminate articles made therefrom
US7215473B2 (en) 2002-08-17 2007-05-08 3M Innovative Properties Company Enhanced heat mirror films
JP2007510041A (ja) 2003-10-27 2007-04-19 アドヒーシブズ・リサーチ・インコーポレイテッド ポリ（アルキレンオキシド）ポリマー系感圧接着剤及びこれから形成されるテープ
US7019905B2 (en) 2003-12-30 2006-03-28 3M Innovative Properties Company Multilayer reflector with suppression of high order reflections
US7385763B2 (en) 2005-04-18 2008-06-10 3M Innovative Properties Company Thick film multilayer reflector with tailored layer thickness profile
US7862898B2 (en) 2005-09-08 2011-01-04 3M Innovative Properties Company Adhesive composition and articles made therefrom
US7892649B2 (en) 2005-09-08 2011-02-22 3M Innovative Properties Company Microstructured adhesive article and articles made therefrom
US7652736B2 (en) 2005-10-25 2010-01-26 3M Innovative Properties Company Infrared light reflecting film
US20080037127A1 (en) 2006-03-31 2008-02-14 3M Innovative Properties Company Wide angle mirror system
US7636193B2 (en) 2006-05-02 2009-12-22 3M Innovative Properties Company Visible light-transmissive IR filter with distorted portions
US7906202B2 (en) * 2006-09-27 2011-03-15 3M Innovative Properties Company Tear resistant solar control multilayer film
KR20080101115A (ko) * 2007-05-16 2008-11-21 엘지디스플레이 주식회사 편광판 및 이를 포함하는 표시장치
EP2535766A3 (en) 2007-05-20 2013-05-01 3M Innovative Properties Company Asymmetric reflective film and backlight having a hollow cavity, which recycles the light
JP2008292908A (ja) * 2007-05-28 2008-12-04 Konica Minolta Holdings Inc 液晶表示装置
JP5400061B2 (ja) 2007-12-27 2014-01-29 スリーエム イノベイティブ プロパティズ カンパニー 尿素系感圧性接着剤
EP2263111B1 (en) * 2008-03-31 2019-05-29 3M Innovative Properties Company Low layer count reflective polarizer with optimized gain
TW201020594A (en) 2008-11-24 2010-06-01 quan-kun Wei Multi-layer optical film capable of adjusting reflection bands and its manufacturing method
TWI410712B (zh) 2009-01-13 2013-10-01 Ind Tech Res Inst 光學膜
KR101747980B1 (ko) 2009-05-15 2017-06-15 쓰리엠 이노베이티브 프로퍼티즈 컴파니 우레탄계 감압 접착제
WO2010141345A1 (en) 2009-06-02 2010-12-09 3M Innovative Properties Company Antiglare films comprising microstructured surface
EP2483355B1 (en) 2009-09-30 2017-08-30 Hewlett-Packard Development Company, L.P. Dispersion of near infrared absorbing pigments and method of making the same
JP2011137850A (ja) * 2009-12-25 2011-07-14 Dainippon Printing Co Ltd 赤外線反射部材
KR101841786B1 (ko) 2010-05-07 2018-03-23 쓰리엠 이노베이티브 프로퍼티즈 컴파니 다층 중합체 필름을 제조하기 위한 피드블록
WO2011146288A1 (en) 2010-05-21 2011-11-24 3M Innovative Properties Company Partially reflecting multilayer optical films with reduced color
WO2012054318A1 (en) * 2010-10-20 2012-04-26 3M Innovative Properties Company Wide band semi-specular mirror film incorporating nanovoided polymeric layer
US9405048B2 (en) * 2011-06-17 2016-08-02 Teijin Limited Reflective polarizing film, and optical member for liquid crystal display device, and liquid crystal display device formed from same
CN103907035B (zh) * 2011-10-20 2017-07-04 3M创新有限公司 变迹宽带局部反射器
EP2769250B1 (en) * 2011-10-20 2021-12-01 3M Innovative Properties Company Apodized broadband partial reflectors having differing optical packets
US9213129B2 (en) * 2012-06-28 2015-12-15 Kolon Industries, Inc. Brightness enhancing film and backlight unit comprising the same
EP2959332A1 (en) 2013-02-20 2015-12-30 3M Innovative Properties Company Absorbing, reflecting and collimating polarizer stack and backlights incorporating same
US9279921B2 (en) 2013-04-19 2016-03-08 3M Innovative Properties Company Multilayer stack with overlapping harmonics for wide visible-infrared coverage

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1088511A (zh) * 1992-10-29 1994-06-29 陶氏化学公司 可成型的多层反射体
CN1293613A (zh) * 1998-01-13 2001-05-02 美国3M公司 颜色转变膜

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12593834B2 (en) 2020-11-09 2026-04-07 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Optically structured element for a bird protection glass, optical system and use of the optically structured element

Also Published As

Publication number Publication date
WO2016061192A1 (en) 2016-04-21
EP3207411A4 (en) 2018-09-19
CN106796306A (zh) 2017-05-31
JP2017534076A (ja) 2017-11-16
EP3207411A1 (en) 2017-08-23
US20160109628A1 (en) 2016-04-21
KR102509283B1 (ko) 2023-03-10
KR20170070138A (ko) 2017-06-21
US9823395B2 (en) 2017-11-21

Similar Documents

Publication Publication Date Title
KR102509283B1 (ko) 중첩 고조파를 갖는 다층 광학 필름
CN111158071B (zh) 用于宽的可见红外覆盖的具有重叠谐波的多层叠堆
US9562996B2 (en) Multilayer stack combinations with interleaved overlapping harmonics for wide visible infrared coverage
US9823396B2 (en) Apodized broadband partial reflectors
CN110023798B (zh) 光学叠堆
US10948644B2 (en) Optical film having third or higher order visible reflection bands
CN110622048B (zh) 具有低光学厚度敏感性的动态反射彩色膜
CN114280717B (zh) 用于校正色移的部分反射器、圆形偏振片及显示器
CN113608292A (zh) 光学膜
JP7423609B2 (ja) 光学フィルム
CN102906605A (zh) 具有降低的彩色的部分反射型多层光学膜
WO2004061491A2 (en) Optical polarizing films with designed color shifts depending on the angle of incidence, the films having substantially no reflection bands in the visible spectrum for normally incident light
JP5935393B2 (ja) 積層フィルム

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant