Electronic Ink Display Screen And Manufacturing Method

Patent No. EP3521917 (titled "Electronic Ink Display Screen And Manufacturing Method") was filed by Wuxi Vision Peak Technology on Aug 29, 2017. The application was issued on Mar 3, 2021.

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

Company	Opposition Date	Representative
E INK	Dec 3, 2021	LEACH

Dossier Documents

The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.

Date
Description

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Jun 20, 2023
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Jun 20, 2023
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Jun 15, 2023
Termination of the opposition proceedings with revocation of patent
Mar 16, 2023
(Electronic) Receipt
Mar 16, 2023
Advice of delivery
Mar 16, 2023
Letter accompanying subsequently filed items
Mar 16, 2023
Letter regarding the opposition procedure (no time limit)
Mar 6, 2023
Advice of delivery
Mar 6, 2023
Annex to the communication - opposition
Mar 6, 2023
Cover sheet for fax transmission
Mar 6, 2023
Decision of the Opposition Division and instruction
Mar 6, 2023
Decision revoking the European patent
Mar 6, 2023
Decision revoking the European patent
Mar 6, 2023
Grounds for the decision (Annex) - opposition
Mar 6, 2023
Means of redress
Mar 6, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 6, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 6, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Mar 6, 2023
Provision of a copy of the minutes - opposition procedure
Mar 6, 2023
Provision of a copy of the minutes - opposition procedure
Mar 6, 2023
Scanned annex to a communication - opposition procedure
Mar 6, 2023
Scanned annex to a communication - opposition procedure
Mar 6, 2023
Transmittal of decision / summons - opposition
Mar 6, 2023
Transmittal of decision / summons - opposition
Feb 1, 2023
Information about the result of oral proceedings
Jan 27, 2023
Brief communication - Opposition proceedings
Jan 26, 2023
(Electronic) Receipt
Jan 26, 2023
Letter accompanying subsequently filed items
Jan 26, 2023
Written submission in preparation to/during oral proceedings
Jan 5, 2023
Notification concerning the date of oral proceedings
Jan 3, 2023
(Electronic) Receipt
Jan 3, 2023
Letter accompanying subsequently filed items
Dec 23, 2022
Brief communication - Opposition proceedings
Dec 21, 2022
(Electronic) Receipt
Dec 21, 2022
Letter accompanying subsequently filed items
Dec 21, 2022
Request for interpreters during oral proceedings
Dec 7, 2022
Brief communication - Opposition proceedings
Dec 7, 2022
Brief communication - Opposition proceedings
Dec 1, 2022
(Electronic) Receipt
Dec 1, 2022
(Electronic) Receipt
Dec 1, 2022
Any annexes (other than citation) to an opposition letter
Dec 1, 2022
Auxiliary request during Opposition procedure
Dec 1, 2022
Auxiliary request during Opposition procedure
Dec 1, 2022
Auxiliary request during Opposition procedure
Dec 1, 2022
Auxiliary request during Opposition procedure
Dec 1, 2022
Auxiliary request during Opposition procedure - 01
Dec 1, 2022
Auxiliary request during Opposition procedure - 02
Dec 1, 2022
Auxiliary request during Opposition procedure - 03
Dec 1, 2022
Auxiliary request during Opposition procedure - 04
Dec 1, 2022
Citation in opposition procedure - 015
Dec 1, 2022
Citation in opposition procedure - 016
Dec 1, 2022
Citation in opposition procedure - 017
Dec 1, 2022
Citation in opposition procedure - 018
Dec 1, 2022
Citation in opposition procedure - 019
Dec 1, 2022
Citation in opposition procedure - 020
Dec 1, 2022
Citation in opposition procedure - 021
Dec 1, 2022
Citation in opposition procedure - 022
Dec 1, 2022
Citation in opposition procedure - 023
Dec 1, 2022
Citation in opposition procedure - 024
Dec 1, 2022
Consolidated list of cited opposition documents
Dec 1, 2022
Letter accompanying subsequently filed items
Dec 1, 2022
Letter accompanying subsequently filed items
Dec 1, 2022
Main request during Opposition procedure
Dec 1, 2022
Main request during Opposition procedure
Dec 1, 2022
Written submission in preparation to/during oral proceedings
Dec 1, 2022
Written submission in preparation to/during oral proceedings
Nov 24, 2022
Notification concerning the date of oral proceedings
Nov 24, 2022
Notification concerning the date of oral proceedings
Jun 1, 2022
(Electronic) Receipt
Jun 1, 2022
Advice of delivery
Jun 1, 2022
Advice of delivery
Jun 1, 2022
Annex to the communication - opposition
Jun 1, 2022
Letter accompanying subsequently filed items
Jun 1, 2022
Summons to attend oral proceedings
Jun 1, 2022
Summons to attend oral proceedings
Jun 1, 2022
Transmittal of decision / summons - opposition
Jun 1, 2022
Transmittal of decision / summons - opposition
Apr 28, 2022
Brief communication - Opposition proceedings
Apr 22, 2022
(Electronic) Receipt
Apr 22, 2022
Auxiliary request during Opposition procedure
Apr 22, 2022
Auxiliary request during Opposition procedure
Apr 22, 2022
Auxiliary request during Opposition procedure
Apr 22, 2022
Auxiliary request during Opposition procedure
Apr 22, 2022
Auxiliary request during Opposition procedure
Apr 22, 2022
Auxiliary request during Opposition procedure
Apr 22, 2022
Auxiliary request during Opposition procedure
Apr 22, 2022
Auxiliary request during Opposition procedure - 01
Apr 22, 2022
Auxiliary request during Opposition procedure - 02
Apr 22, 2022
Auxiliary request during Opposition procedure - 03
Apr 22, 2022
Auxiliary request during Opposition procedure - 04
Apr 22, 2022
Auxiliary request during Opposition procedure - 05
Apr 22, 2022
Auxiliary request during Opposition procedure - 06
Apr 22, 2022
Auxiliary request during Opposition procedure - 07
Apr 22, 2022
Citation in opposition procedure - 013
Apr 22, 2022
Citation in opposition procedure - 014
Apr 22, 2022
Letter accompanying subsequently filed items
Apr 22, 2022
Reply of the patent proprietor to the notice(s) of opposition
Feb 24, 2022
Brief communication - Opposition proceedings
Feb 24, 2022
Communication concerning the filing of a power of attorney
Feb 24, 2022
Communication of amended entries concerning the representative
Feb 16, 2022
(Electronic) Receipt
Feb 16, 2022
Authorisation
Feb 16, 2022
Letter accompanying subsequently filed items
Feb 16, 2022
Request for change of opponent's representative
Dec 15, 2021
Communication of a notice of opposition and request to file observations
Dec 15, 2021
Notice of further oppositions to opponent(s)
Dec 9, 2021
Communication of a notice of opposition - first information to patent proprietor
Dec 3, 2021
Any annexes (other than citation) to an opposition letter
Dec 3, 2021
Citation in opposition procedure - 001
Dec 3, 2021
Citation in opposition procedure - 002
Dec 3, 2021
Citation in opposition procedure - 003
Dec 3, 2021
Citation in opposition procedure - 004
Dec 3, 2021
Citation in opposition procedure - 005
Dec 3, 2021
Citation in opposition procedure - 006
Dec 3, 2021
Citation in opposition procedure - 006
Dec 3, 2021
Citation in opposition procedure - 007
Dec 3, 2021
Citation in opposition procedure - 008
Dec 3, 2021
Citation in opposition procedure - 009
Dec 3, 2021
Citation in opposition procedure - 010
Dec 3, 2021
Citation in opposition procedure - 011
Dec 3, 2021
Citation in opposition procedure - 012
Dec 3, 2021
Notice of opposition
Dec 3, 2021
Notice of opposition
Mar 15, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Feb 4, 2021
Decision to grant a European patent
Jan 26, 2021
(Electronic) Receipt
Jan 26, 2021
French translation of claims
Jan 26, 2021
German translation of the claims
Jan 26, 2021
Letter accompanying subsequently filed items
Jan 15, 2021
Communication of the registration of a transfer or change of name and/or address
Dec 25, 2020
(Electronic) Receipt
Dec 25, 2020
Letter accompanying subsequently filed items
Dec 25, 2020
Submission concerning change of applicant's address
Dec 9, 2020
Bibliographic data of the European patent application
Dec 9, 2020
Communication about intention to grant a European patent
Dec 9, 2020
Intention to grant (signatures)
Dec 9, 2020
Text intended for grant (clean copy)
Dec 9, 2020
Text intended for grant (version for approval)
Nov 20, 2020
Examination started
Jul 13, 2020
(Electronic) Receipt
Jul 13, 2020
Invitation to file a copy of search results(priority)
Jul 13, 2020
Letter accompanying subsequently filed items
Jul 13, 2020
Statement of non-availability of priority search results
Jul 1, 2020
(Electronic) Receipt
Jul 1, 2020
Amended claims filed after receipt of (European) search report
Jul 1, 2020
Amended claims with annotations
Jul 1, 2020
Amended description filed after receipt of (European) search report
Jul 1, 2020
Amended description with annotations
Jul 1, 2020
Amendments received before examination
Jul 1, 2020
Letter accompanying subsequently filed items
Apr 29, 2020
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Apr 8, 2020
Communication regarding the transmission of the European search report
Apr 8, 2020
European search opinion
Apr 8, 2020
Information on Search Strategy
Apr 8, 2020
Supplementary European search report
Mar 10, 2020
Copy of the international preliminary report on patentability
Mar 10, 2020
Translation of the international preliminary report on patentability
Feb 20, 2020
Translation of the international preliminary report on patentability
Feb 20, 2020
Transmission of a document (International preliminary examination report)
Jan 14, 2020
Copy of the international preliminary report on patentability
Jan 14, 2020
Transmission of a document (International preliminary examination report)
Jan 8, 2020
Enquiry with the International Bureau
Jul 10, 2019
Notification of forthcoming publication
May 10, 2019
Communication regarding possible amendment of the application/payment of claims fee
May 8, 2019
Confirmation of effective date of early entry
May 6, 2019
Communication to designated inventor
May 6, 2019
Communication to designated inventor
May 6, 2019
Communication to designated inventor
Apr 19, 2019
(Electronic) Receipt
Apr 19, 2019
Abstract
Apr 19, 2019
Claims
Apr 19, 2019
Description
Apr 19, 2019
Drawings
Apr 19, 2019
Request for entry into the European phase
Mar 20, 2019
Priority document (electronically transmitted)
Feb 28, 2019
Copy of the international search report
Feb 28, 2019
Copy of the translated international search report
Feb 28, 2019
International publication pamphlet

EP3521917

WUXI VISION PEAK TECHNOLOGY

Application Number: EP17922352A
Filing Date: Aug 29, 2017
Status: Revoked; Jun 16, 2023
Publication Date: Mar 3, 2021
External Links: Slate, Register , Google Patents

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Electronic Ink Display Screen And Manufacturing Method

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Dossier Documents

EP3521917