KR102284835B1 - 광학 디바이스를 위한 에지 실란트 한정 및 후광 감소 - Google Patents

광학 디바이스를 위한 에지 실란트 한정 및 후광 감소 Download PDF

Info

Publication number
KR102284835B1
KR102284835B1 KR1020197008606A KR20197008606A KR102284835B1 KR 102284835 B1 KR102284835 B1 KR 102284835B1 KR 1020197008606 A KR1020197008606 A KR 1020197008606A KR 20197008606 A KR20197008606 A KR 20197008606A KR 102284835 B1 KR102284835 B1 KR 102284835B1
Authority
KR
South Korea
Prior art keywords
edge
optical structure
substrate
grating pattern
eyepiece
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
KR1020197008606A
Other languages
English (en)
Korean (ko)
Other versions
KR20190050793A (ko
Inventor
마이크 네빈 밀러
프랭크 와이. 수
비크람지트 싱
에릭 씨. 브로위
제이슨 섀퍼
로버트 디. 테콜스테
빅터 카이 리우
사마르트 바르가바
제프리 딘 슈뮬렌
브라이언 티. 쇼벤게르트
Original Assignee
몰레큘러 임프린츠 인코퍼레이티드
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 몰레큘러 임프린츠 인코퍼레이티드 filed Critical 몰레큘러 임프린츠 인코퍼레이티드
Publication of KR20190050793A publication Critical patent/KR20190050793A/ko
Application granted granted Critical
Publication of KR102284835B1 publication Critical patent/KR102284835B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
    • G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
    • G02B6/02123—Refractive index modulation gratings, e.g. Bragg gratings characterised by the method of manufacture of the grating
    • G02B6/02142—Refractive index modulation gratings, e.g. Bragg gratings characterised by the method of manufacture of the grating based on illuminating or irradiating an amplitude mask, i.e. a mask having a repetitive intensity modulating pattern
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B25/00—Eyepieces; Magnifying glasses
    • G02B25/001—Eyepieces
    • 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
    • G02B27/01—Head-up displays
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/003—Light absorbing elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02295—Microstructured optical fibre
    • G02B6/02309—Structures extending perpendicularly or at a large angle to the longitudinal axis of the fibre, e.g. photonic band gap along fibre axis
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/12007—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer
    • G02B6/12009—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer comprising arrayed waveguide grating [AWG] devices, i.e. with a phased array of waveguides
    • G02B6/12016—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer comprising arrayed waveguide grating [AWG] devices, i.e. with a phased array of waveguides characterised by the input or output waveguides, e.g. tapered waveguide ends, coupled together pairs of output waveguides
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • G02B6/351—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements
    • G02B6/3534—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element being diffractive, i.e. a grating
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/35—Non-linear optics
    • G02F1/3515—All-optical modulation, gating, switching, e.g. control of a light beam by another light beam
    • 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
    • G02B27/0018—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for preventing ghost images
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/30—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 grating
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/30—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 grating
    • G02F2201/307—Reflective grating, i.e. Bragg grating

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Light Receiving Elements (AREA)
  • Joining Of Glass To Other Materials (AREA)
  • Optical Integrated Circuits (AREA)
KR1020197008606A 2016-08-26 2017-08-24 광학 디바이스를 위한 에지 실란트 한정 및 후광 감소 Active KR102284835B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201662380066P 2016-08-26 2016-08-26
US62/380,066 2016-08-26
PCT/US2017/048442 WO2018039468A1 (en) 2016-08-26 2017-08-24 Edge sealant confinement and halo reduction for optical devices

Publications (2)

Publication Number Publication Date
KR20190050793A KR20190050793A (ko) 2019-05-13
KR102284835B1 true KR102284835B1 (ko) 2021-07-30

Family

ID=61242333

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020197008606A Active KR102284835B1 (ko) 2016-08-26 2017-08-24 광학 디바이스를 위한 에지 실란트 한정 및 후광 감소

Country Status (9)

Country Link
US (2) US10241260B2 (enExample)
EP (2) EP4250007A3 (enExample)
JP (2) JP7051816B2 (enExample)
KR (1) KR102284835B1 (enExample)
CN (2) CN114675359B (enExample)
AU (1) AU2017315774B2 (enExample)
CA (1) CA3034619C (enExample)
IL (1) IL264805B2 (enExample)
WO (1) WO2018039468A1 (enExample)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2017315774B2 (en) * 2016-08-26 2021-05-13 Molecular Imprints, Inc. Edge sealant confinement and halo reduction for optical devices
CA3044241A1 (en) 2016-11-18 2018-05-24 Magic Leap, Inc. Waveguide light multiplexer using crossed gratings
CA3051239C (en) 2017-01-23 2023-12-19 Magic Leap, Inc. Eyepiece for virtual, augmented, or mixed reality systems
AU2018386296B2 (en) * 2017-12-15 2023-11-23 Magic Leap, Inc. Eyepieces for augmented reality display system
US11449005B2 (en) * 2018-03-29 2022-09-20 Tesla, Inc. Holographic decorated glass for screen color matching
WO2019195193A1 (en) 2018-04-02 2019-10-10 Magic Leap, Inc. Waveguides having integrated spacers, waveguides having edge absorbers, and methods for making the same
WO2019241398A1 (en) 2018-06-12 2019-12-19 Wendong Xing Edge sealant application for optical devices
EP3827303B1 (en) * 2018-07-23 2023-07-05 Magic Leap, Inc. Optical device venting gaps for edge sealant and lamination dam
WO2020081672A1 (en) 2018-10-16 2020-04-23 Magic Leap, Inc. Methods and apparatuses for casting polymer products
EP3874305B1 (en) * 2018-10-30 2023-09-20 Magic Leap, Inc. Polymer eyepiece assemblies for augmented and mixed reality systems
US11237393B2 (en) 2018-11-20 2022-02-01 Magic Leap, Inc. Eyepieces for augmented reality display system
CN109324446B (zh) * 2018-12-03 2020-12-18 惠科股份有限公司 一种显示面板、制作方法和显示装置
EP3987343A4 (en) 2019-06-20 2023-07-19 Magic Leap, Inc. EYEWEARS FOR AUGMENTED REALITY DISPLAY SYSTEM
EP3987329A4 (en) 2019-06-24 2023-10-11 Magic Leap, Inc. Waveguides having integral spacers and related systems and methods
US11226440B2 (en) * 2020-01-06 2022-01-18 Applied Materials, Inc. Mask orientation
CN115190837A (zh) 2020-02-28 2022-10-14 奇跃公司 制造用于形成具有一体间隔件的目镜的模具的方法
CN113448014A (zh) * 2020-03-25 2021-09-28 苏州苏大维格科技集团股份有限公司 一种浮雕型波导结构及其制作方法
US12259586B2 (en) * 2020-04-07 2025-03-25 Snap Inc. Optical device
US12085734B1 (en) * 2020-04-20 2024-09-10 Apple Inc. Electronic devices with low-reflectance coatings
CN115803686A (zh) * 2020-06-25 2023-03-14 奇跃公司 用于头戴式显示器的目镜及其制造方法
CN113933992A (zh) * 2020-07-14 2022-01-14 宁波舜宇光电信息有限公司 近眼显示设备和光学结构及其晶圆级别的制备方法
US11598914B2 (en) * 2020-09-10 2023-03-07 Snap Inc. Waveguide with 2-layer stack-up
JP7631722B2 (ja) * 2020-09-30 2025-02-19 大日本印刷株式会社 光学素子および光照射装置
CN116783526A (zh) * 2021-01-08 2023-09-19 应用材料公司 高指数边缘致黑材料
CN113075767B (zh) * 2021-05-06 2022-11-25 宁波舜宇奥来技术有限公司 光波导结构和近眼显示器
US20240377570A1 (en) * 2021-09-16 2024-11-14 Magic Leap, Inc. Uv and visible light exit grating for eyepiece fabrication and operation
CN114114561B (zh) * 2021-11-25 2023-01-17 长飞光纤光缆股份有限公司 一种具有收、发光功率平衡的光纤收发设备和系统
JP2023084865A (ja) * 2021-12-08 2023-06-20 大日本印刷株式会社 光学素子および光照射装置
EP4530698A4 (en) * 2022-05-23 2025-10-01 Samsung Electronics Co Ltd OPTICAL ELEMENT FOR EPE, DISPLAY DEVICE COMPRISING SAME, AND METHOD FOR MANUFACTURING OPTICAL ELEMENT FOR EPE
WO2024098018A1 (en) * 2022-11-04 2024-05-10 Magic Leap, Inc. Improved edge blackening for waveguide eyepieces for use with virtual and augmented reality display systems
CN119310678A (zh) * 2024-09-25 2025-01-14 珠海莫界科技有限公司 衍射光波导的制作方法、衍射光波导及近眼显示装置
CN119575543A (zh) * 2024-12-30 2025-03-07 广纳四维(广东)光电科技有限公司 一种体全息光波导的制备方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020154264A1 (en) 2001-04-18 2002-10-24 International Business Machines Corporation Display panel, laminated substrate, liquid crystal cell and method of manufacturing laminated substrate
US20150158240A1 (en) 2013-12-10 2015-06-11 Canon Nanotechnologies, Inc. Imprint lithography template and method for zero-gap imprinting

Family Cites Families (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4547037A (en) * 1980-10-16 1985-10-15 Regents Of The University Of Minnesota Holographic method for producing desired wavefront transformations
US4360015A (en) * 1981-05-14 1982-11-23 Hartford Corporation Multilayer absorbent structure
US4723953A (en) * 1985-01-07 1988-02-09 Rocky Mountain Medical Corporation Absorbent pad
US5029985A (en) * 1988-05-19 1991-07-09 Ricoh Company, Ltd. Multilayer liquid crystal display device
US5210630A (en) * 1989-10-18 1993-05-11 U.S. Philips Corporation Liquid-crystal display device
ATE189600T1 (de) * 1993-11-17 2000-02-15 Procter & Gamble Verfahren zur herstellung absorbierender strukturen
US6004444A (en) * 1997-11-05 1999-12-21 The Trustees Of Princeton University Biomimetic pathways for assembling inorganic thin films and oriented mesoscopic silicate patterns through guided growth
US6741408B2 (en) * 2000-06-15 2004-05-25 Confluent Photonics Corporation Thermally stable mounting for a diffraction grating device
KR100627650B1 (ko) * 2000-11-28 2006-09-22 엘지.필립스 엘시디 주식회사 다수 개의 리브를 가지는 액정표시장치용 액정패널 및 그 액정패널에 액정물질을 주입하는 방법
JP2004272012A (ja) * 2003-03-10 2004-09-30 Toshiba Matsushita Display Technology Co Ltd 表示装置
IL165376A0 (en) 2003-12-02 2006-01-15 Electro Optics Ind Ltd Vehicle display system
US7279063B2 (en) 2004-01-16 2007-10-09 Eastman Kodak Company Method of making an OLED display device with enhanced optical and mechanical properties
WO2005078511A1 (en) * 2004-02-04 2005-08-25 Microvision, Inc. Scanned-beam heads-up display and related systems and methods
US7339737B2 (en) * 2004-04-23 2008-03-04 Microvision, Inc. Beam multiplier that can be used as an exit-pupil expander and related system and method
JP4463710B2 (ja) * 2005-03-11 2010-05-19 株式会社エンプラス 光学素子および光学素子用ホルダ
JP2006302415A (ja) * 2005-04-21 2006-11-02 Nidec Sankyo Corp 光ヘッド装置
US7718124B2 (en) * 2005-06-02 2010-05-18 Minitube Of America, Inc. Counting, viability assessment, analysis and manipulation chamber
US7713436B1 (en) * 2005-09-19 2010-05-11 The University Of Rochester Electrically actuatable doped polymer flakes and electrically addressable optical devices using suspensions of doped polymer flakes in a fluid host
US7396631B2 (en) * 2005-10-07 2008-07-08 3M Innovative Properties Company Radiation curable thermal transfer elements
GB0620955D0 (en) * 2006-10-20 2006-11-29 Speakman Stuart P Methods and apparatus for the manufacture of microstructures
US8160411B2 (en) * 2006-12-28 2012-04-17 Nokia Corporation Device for expanding an exit pupil in two dimensions
US8142702B2 (en) * 2007-06-18 2012-03-27 Molecular Imprints, Inc. Solvent-assisted layer formation for imprint lithography
US7837907B2 (en) * 2007-07-20 2010-11-23 Molecular Imprints, Inc. Alignment system and method for a substrate in a nano-imprint process
CN101533162B (zh) * 2008-03-14 2011-09-07 苏州汉朗光电有限公司 电控调光介质
US8523354B2 (en) * 2008-04-11 2013-09-03 Pixeloptics Inc. Electro-active diffractive lens and method for making the same
JP5182003B2 (ja) 2008-04-25 2013-04-10 株式会社ニコン 光学素子用塗料及び光学素子
CN102236208A (zh) * 2010-04-22 2011-11-09 北京京东方光电科技有限公司 液晶显示器
JP6002129B2 (ja) * 2010-07-13 2016-10-05 リサーチ フロンティアーズ インコーポレイテッド 耐久性が改善されたｓｐｄフィルム及び光弁ラミネート
TW201237472A (en) * 2011-03-01 2012-09-16 Au Optronics Corp Color filter array and manufacturing method thereof
US20150023643A1 (en) * 2013-07-17 2015-01-22 State of Oregon acting by and through the State Board of Higher Education on behalf of the Univers Gradient optical polymer nanocomposites
JP2015093399A (ja) 2013-11-11 2015-05-18 セイコーエプソン株式会社 転写用の型、転写用の型を用いた回折格子及び光学装置、転写用の型を用いた凹凸形成方法、並びに凹凸形成方法を用いた回折格子の製造方法
GB2523742A (en) * 2014-02-28 2015-09-09 Barco Nv Seamless tiled displays
CN103869526B (zh) * 2014-03-11 2017-01-18 京东方科技集团股份有限公司 显示基板及其制作方法、显示面板和显示装置
GB2529003B (en) 2014-08-03 2020-08-26 Wave Optics Ltd Optical device
CN204084009U (zh) * 2014-08-26 2015-01-07 精元电脑股份有限公司 背光模组及发光键盘
CA3168318A1 (en) * 2014-09-29 2016-04-07 Magic Leap, Inc. Architectures and methods for outputting different wavelength light out of waveguides
FR3040895B1 (fr) * 2015-09-11 2020-01-10 Elvesys Substrat de support d'echantillon liquide, ensemble comportant un tel substrat et son utilisation
CN105161506B (zh) * 2015-10-29 2018-02-27 京东方科技集团股份有限公司 一种阵列基板及其制备方法、显示装置
AU2017315774B2 (en) * 2016-08-26 2021-05-13 Molecular Imprints, Inc. Edge sealant confinement and halo reduction for optical devices

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020154264A1 (en) 2001-04-18 2002-10-24 International Business Machines Corporation Display panel, laminated substrate, liquid crystal cell and method of manufacturing laminated substrate
JP2002328377A (ja) 2001-04-18 2002-11-15 Internatl Business Mach Corp <Ibm> 表示パネル、基板積層体、液晶セルおよび基板積層体の製造方法
US20150158240A1 (en) 2013-12-10 2015-06-11 Canon Nanotechnologies, Inc. Imprint lithography template and method for zero-gap imprinting

Also Published As

Publication number Publication date
IL264805B2 (en) 2024-02-01
IL264805A (enExample) 2019-04-30
JP2022087148A (ja) 2022-06-09
US11022748B2 (en) 2021-06-01
JP7051816B2 (ja) 2022-04-11
CN109804278B (zh) 2022-04-29
WO2018039468A1 (en) 2018-03-01
JP2019528477A (ja) 2019-10-10
US20180059320A1 (en) 2018-03-01
IL264805B1 (en) 2023-10-01
JP7351958B2 (ja) 2023-09-27
EP3504567A4 (en) 2019-09-11
EP3504567B1 (en) 2023-08-09
AU2017315774A1 (en) 2019-03-14
CN109804278A (zh) 2019-05-24
CA3034619A1 (en) 2018-03-01
AU2017315774B2 (en) 2021-05-13
EP3504567A1 (en) 2019-07-03
US20190170932A1 (en) 2019-06-06
CN114675359B (zh) 2024-01-23
KR20190050793A (ko) 2019-05-13
US10241260B2 (en) 2019-03-26
CN114675359A (zh) 2022-06-28
EP4250007A3 (en) 2023-11-01
CA3034619C (en) 2024-04-09
EP4250007A2 (en) 2023-09-27

Similar Documents

Publication Publication Date Title
KR102284835B1 (ko) 광학 디바이스를 위한 에지 실란트 한정 및 후광 감소
EP3033552B1 (en) Methods for making optical components and products including same
US11609418B2 (en) Optical eyepiece using single-sided patterning of grating couplers
KR20200000855A (ko) 광학 부재, 이를 포함하는 표시 장치 및 광학 부재의 제조 방법
KR101604392B1 (ko) 미립자층을 포함하는 도광판
TWI807498B (zh) 光波導與顯示裝置之製作方法及其使用之光罩
JP2013205514A (ja) 光制御シート、建具、建物
US20170066180A1 (en) Methods for making optical components, optical components, and products including same
JP2016170420A (ja) 中間部材

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20190325

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
A302 Request for accelerated examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20200824

Comment text: Request for Examination of Application

PA0302 Request for accelerated examination

Patent event date: 20200824

Patent event code: PA03022R01D

Comment text: Request for Accelerated Examination

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

Comment text: Notification of reason for refusal

Patent event date: 20201203

Patent event code: PE09021S01D

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20210427

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20210727

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20210727

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
PR1001 Payment of annual fee

Payment date: 20240625

Start annual number: 4

End annual number: 4