Photochromic Ophthalmic Lens

Patent No. EP2906990 (titled "Photochromic Ophthalmic Lens") was filed by Essilor on Oct 10, 2013. The application was issued on Mar 6, 2019.

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
CARL ZEISS	Dec 6, 2019	LOUIS POHLAU LOHRENTZ

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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Nov 9, 2021
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Nov 9, 2021
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Nov 4, 2021
Termination of the opposition proceedings with maintenance of patent
Jul 29, 2021
Advice of delivery
Jul 29, 2021
Advice of delivery
Jul 26, 2021
Annex to the communication - opposition
Jul 26, 2021
Decision of the Opposition Division and instruction
Jul 26, 2021
Decision rejecting the opposition
Jul 26, 2021
Decision rejecting the opposition
Jul 26, 2021
Grounds for the decision (Annex) - opposition
Jul 26, 2021
Means of redress
Jul 26, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 26, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 26, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 26, 2021
Provision of a copy of the minutes - opposition procedure
Jul 26, 2021
Provision of a copy of the minutes - opposition procedure
Jul 26, 2021
Transmittal of decision / summons - opposition
Jul 26, 2021
Transmittal of decision / summons - opposition
Jun 30, 2021
Information about the result of oral proceedings
Jun 23, 2021
(Electronic) Receipt
Jun 23, 2021
Brief communication - Opposition proceedings
Jun 23, 2021
Citation in opposition procedure - 011
Jun 23, 2021
Consolidated list of cited opposition documents
Jun 23, 2021
Letter accompanying subsequently filed items
Jun 23, 2021
Letter regarding the opposition procedure (no time limit)
May 10, 2021
Brief communication - Opposition proceedings
May 10, 2021
Brief communication - Opposition proceedings
May 6, 2021
Brief communication - Opposition proceedings
Apr 30, 2021
(Electronic) Receipt
Apr 30, 2021
(Electronic) Receipt
Apr 30, 2021
(Electronic) Receipt
Apr 30, 2021
Auxiliary request during Opposition procedure - 01
Apr 30, 2021
Auxiliary request during Opposition procedure - 02
Apr 30, 2021
Auxiliary request during Opposition procedure - 03
Apr 30, 2021
Auxiliary request during Opposition procedure - 04
Apr 30, 2021
Auxiliary request during Opposition procedure - 05
Apr 30, 2021
Letter accompanying subsequently filed items
Apr 30, 2021
Letter accompanying subsequently filed items
Apr 30, 2021
Letter accompanying subsequently filed items
Apr 30, 2021
Request for interpreters during oral proceedings
Apr 30, 2021
Written submission in preparation to/during oral proceedings
Apr 30, 2021
Written submission in preparation to/during oral proceedings
Apr 29, 2021
(Electronic) Receipt
Apr 29, 2021
Letter accompanying subsequently filed items
Apr 29, 2021
Request for interpreters during oral proceedings
Mar 16, 2021
Notification concerning the date of oral proceedings
Mar 16, 2021
Notification concerning the date of oral proceedings
Nov 25, 2020
Advice of delivery
Nov 9, 2020
Brief communication - Opposition proceedings
Nov 3, 2020
(Electronic) Receipt
Nov 3, 2020
Letter accompanying subsequently filed items
Nov 3, 2020
Request for interpreters during oral proceedings
Oct 15, 2020
Advice of delivery
Oct 13, 2020
Annex to the communication - opposition
Oct 13, 2020
Information concerning oral proceedings
Oct 13, 2020
Summons to attend oral proceedings
Oct 13, 2020
Summons to attend oral proceedings
Jul 3, 2020
Brief communication - Opposition proceedings
Jun 29, 2020
(Electronic) Receipt
Jun 29, 2020
Letter accompanying subsequently filed items
Jun 29, 2020
Reply of the patent proprietor to the notice(s) of opposition
Apr 2, 2020
Brief communication - Opposition proceedings
Apr 2, 2020
Grant of extension of time limit (opposition procedure)
Mar 27, 2020
(Electronic) Receipt
Mar 27, 2020
Letter accompanying subsequently filed items
Mar 27, 2020
Request for extension of time limit
Dec 18, 2019
Communication of a notice of opposition and request to file observations
Dec 18, 2019
Notice of further oppositions to opponent(s)
Dec 12, 2019
Communication of a notice of opposition - first information to patent proprietor
Dec 6, 2019
(Electronic) Receipt
Dec 6, 2019
Citation in opposition procedure - 001
Dec 6, 2019
Citation in opposition procedure - 002
Dec 6, 2019
Citation in opposition procedure - 003
Dec 6, 2019
Citation in opposition procedure - 004
Dec 6, 2019
Citation in opposition procedure - 005
Dec 6, 2019
Citation in opposition procedure - 006
Dec 6, 2019
Citation in opposition procedure - 007
Dec 6, 2019
Citation in opposition procedure - 008
Dec 6, 2019
Citation in opposition procedure - 009
Dec 6, 2019
Citation in opposition procedure - 010
Dec 6, 2019
Notice of opposition
Dec 6, 2019
Notice of opposition
Mar 18, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Feb 7, 2019
Decision to grant a European patent
Jan 25, 2019
(Electronic) Receipt
Jan 25, 2019
English translation of the claims
Jan 25, 2019
Filing of the translations of the claims
Jan 25, 2019
German translation of the claims
Jan 25, 2019
Letter accompanying subsequently filed items
Oct 17, 2018
Bibliographic data of the European patent application
Oct 17, 2018
Communication about intention to grant a European patent
Oct 17, 2018
Intention to grant (signatures)
Oct 17, 2018
Text intended for grant (clean copy)
Oct 17, 2018
Text intended for grant (version for approval)
Sep 20, 2018
Examination started
Jun 14, 2018
Notification regarding date of start of examination with possibility to withdraw
Dec 12, 2017
Communication of the registration of a transfer or change of name and/or address
Dec 11, 2017
Submission concerning a transfer of rights (applicant)
Dec 5, 2017
Submission concerning a transfer of rights (applicant)
Jun 20, 2017
CDS Clean up - amended data concerning the representative of the applicant (Association)
Jun 19, 2017
Submission concerning representation
Jul 11, 2016
Submission concerning representation
Nov 24, 2015
(Electronic) Receipt
Nov 24, 2015
Amendments received before examination
Nov 24, 2015
Letter accompanying subsequently filed items
Jul 22, 2015
Notification on forthcoming publication of bibliographic data
May 20, 2015
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
May 18, 2015
Communication to designated inventor
May 18, 2015
Communication to designated inventor
May 13, 2015
Refund of fees
May 12, 2015
Priority search results copy provided by EPO
Apr 29, 2015
Copy of the international preliminary report on patentability
Apr 13, 2015
(Electronic) Receipt
Apr 13, 2015
Request for entry into the European phase
Feb 20, 2015
Information on entry into European phase
May 7, 2014
Priority document (electronically transmitted)
Apr 17, 2014
Copy of the international search report
Apr 17, 2014
Copy of the international search report
Apr 17, 2014
Published international application - A1
Dec 16, 2013
Written opinion of the ISA, boxes No. I to VIII
Dec 16, 2013
Written opinion of the ISA, cover sheet
Dec 16, 2013
Written opinion of the ISA, supplemental box
Oct 10, 2013
Abstract
Oct 10, 2013
Annex
Oct 10, 2013
Claims
Oct 10, 2013
Description
Oct 10, 2013
Drawings

EP2906990

ESSILOR

Application Number: EP13786701A
Filing Date: Oct 10, 2013
Status: Opposition Rejected; Nov 5, 2021
Publication Date: Mar 6, 2019
External Links: Slate, Register , Google Patents

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Photochromic Ophthalmic Lens

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Dossier Documents

EP2906990