Spectacle Glass And Method For Its Production

Patent No. EP3492964 (titled "Spectacle Glass And Method For Its Production") was filed by Carl Zeiss on Jul 19, 2017. The application was issued on Sep 9, 2020.

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
ESSILOR	Jun 9, 2021	SANTARELLI

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 termination of the opposition proceedings - opposition rejected - no appeal lodged
Jun 20, 2023
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Jun 15, 2023
Termination of the opposition proceedings with maintenance of patent
Mar 25, 2023
(Electronic) Receipt
Mar 25, 2023
Advice of delivery
Mar 25, 2023
Letter accompanying subsequently filed items
Mar 9, 2023
Advice of delivery
Mar 6, 2023
Annex to the communication - opposition
Mar 6, 2023
Decision of the Opposition Division and instruction
Mar 6, 2023
Decision rejecting the opposition
Mar 6, 2023
Decision rejecting the opposition
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
Transmittal of decision / summons - opposition
Mar 6, 2023
Transmittal of decision / summons - opposition
Feb 2, 2023
Information about the result of oral proceedings
Jan 27, 2023
(Electronic) Receipt
Jan 27, 2023
Letter accompanying subsequently filed items
Jan 27, 2023
Written submission in preparation to/during oral proceedings
Dec 21, 2022
(Electronic) Receipt
Dec 21, 2022
Letter accompanying subsequently filed items
Dec 21, 2022
Written submission in preparation to/during oral proceedings
Dec 5, 2022
Brief communication - Opposition proceedings
Dec 5, 2022
Brief communication - Opposition proceedings
Nov 30, 2022
(Electronic) Receipt
Nov 30, 2022
(Electronic) Receipt
Nov 30, 2022
Auxiliary request during Opposition procedure
Nov 30, 2022
Auxiliary request during Opposition procedure
Nov 30, 2022
Auxiliary request during Opposition procedure
Nov 30, 2022
Auxiliary request during Opposition procedure
Nov 30, 2022
Auxiliary request during Opposition procedure - 01
Nov 30, 2022
Auxiliary request during Opposition procedure - 02
Nov 30, 2022
Auxiliary request during Opposition procedure - 03
Nov 30, 2022
Auxiliary request during Opposition procedure - 04
Nov 30, 2022
Letter accompanying subsequently filed items
Nov 30, 2022
Letter accompanying subsequently filed items
Nov 30, 2022
Written submission in preparation to/during oral proceedings
Nov 30, 2022
Written submission in preparation to/during oral proceedings
Nov 29, 2022
(Electronic) Receipt
Nov 29, 2022
Letter accompanying subsequently filed items
Nov 24, 2022
Notification concerning the date of oral proceedings
Nov 24, 2022
Notification concerning the date of oral proceedings
Nov 9, 2022
Brief communication - Opposition proceedings
Nov 4, 2022
(Electronic) Receipt
Nov 4, 2022
Letter accompanying subsequently filed items
Nov 4, 2022
Request for interpreters during oral proceedings
Apr 11, 2022
(Electronic) Receipt
Apr 11, 2022
Advice of delivery
Apr 11, 2022
Advice of delivery
Apr 11, 2022
Letter accompanying subsequently filed items
Apr 6, 2022
Information concerning oral proceedings
Apr 6, 2022
Summons to attend oral proceedings
Apr 6, 2022
Summons to attend oral proceedings
Apr 6, 2022
Transmittal of decision / summons - opposition
Apr 6, 2022
Transmittal of decision / summons - opposition
Apr 5, 2022
Notification concerning the date of oral proceedings
Apr 5, 2022
Notification concerning the date of oral proceedings
Mar 16, 2022
Brief communication - Opposition proceedings
Mar 15, 2022
Communication of amended entries concerning the representative
Mar 9, 2022
Any annexes (other than citation) to an opposition letter
Mar 9, 2022
Letter accompanying subsequently filed items
Mar 9, 2022
Oral proceedings: Request for postponement
Mar 1, 2022
Advice of delivery
Mar 1, 2022
Advice of delivery
Feb 28, 2022
Annex to the communication - opposition
Feb 28, 2022
Information concerning oral proceedings
Feb 28, 2022
Summons to attend oral proceedings
Feb 28, 2022
Summons to attend oral proceedings
Feb 28, 2022
Transmittal of decision / summons - opposition
Feb 28, 2022
Transmittal of decision / summons - opposition
Nov 5, 2021
Brief communication - Opposition proceedings
Oct 27, 2021
(Electronic) Receipt
Oct 27, 2021
Letter accompanying subsequently filed items
Oct 27, 2021
Reply of the patent proprietor to the notice(s) of opposition
Jun 23, 2021
Communication of a notice of opposition and request to file observations
Jun 23, 2021
Notice of further oppositions to opponent(s)
Jun 15, 2021
Communication of a notice of opposition - first information to patent proprietor
Jun 9, 2021
(Electronic) Receipt
Jun 9, 2021
Citation in opposition procedure - 001
Jun 9, 2021
Citation in opposition procedure - 002
Jun 9, 2021
Citation in opposition procedure - 003
Jun 9, 2021
Citation in opposition procedure - 004
Jun 9, 2021
Citation in opposition procedure - 005
Jun 9, 2021
Citation in opposition procedure - 006
Jun 9, 2021
Consolidated list of cited opposition documents
Jun 9, 2021
Notice of opposition
Jun 9, 2021
Notice of opposition
Sep 21, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 13, 2020
Decision to grant a European patent
Jun 22, 2020
(Electronic) Receipt
Jun 22, 2020
English translation of the claims
Jun 22, 2020
Filing of the translations of the claims
Jun 22, 2020
French translation of claims
Jun 22, 2020
Letter accompanying subsequently filed items
Feb 18, 2020
Bibliographic data of the European patent application
Feb 18, 2020
Communication about intention to grant a European patent
Feb 18, 2020
Intention to grant (signatures)
Feb 18, 2020
Text intended for grant (clean copy)
Feb 18, 2020
Text intended for grant (version for approval)
Dec 19, 2019
Examination started
Dec 2, 2019
(Electronic) Receipt
Dec 2, 2019
Letter accompanying subsequently filed items
Dec 2, 2019
Matter concerning the application
Jun 11, 2019
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
May 8, 2019
Notification of forthcoming publication
Apr 30, 2019
Refund of fees
Apr 16, 2019
Communication regarding the transmission of the European search report
Apr 16, 2019
European search opinion
Apr 16, 2019
European search report
Apr 16, 2019
Information on Search Strategy
Apr 4, 2019
Search started
Feb 12, 2019
Communication to designated inventor
Feb 12, 2019
Communication to designated inventor
Feb 12, 2019
Communication to designated inventor
Feb 12, 2019
Communication to designated inventor
Jan 3, 2019
Priority search results copy provided by EPO
Dec 20, 2018
Abstract
Dec 20, 2018
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Dec 20, 2018
Annex
Dec 20, 2018
Claims
Dec 20, 2018
Description
Dec 20, 2018
Designation of inventor
Dec 20, 2018
Drawings
Dec 20, 2018
Matter concerning the application
Dec 20, 2018
Request for grant of a European patent
Feb 12, 2018
Priority document (electronically transmitted)
Feb 3, 2017
Priority search results

EP3492964

CARL ZEISS

Application Number: EP18214846A
Filing Date: Jul 19, 2017
Status: Opposition Rejected; Jun 16, 2023
Publication Date: Sep 9, 2020
External Links: Slate, Register , Google Patents

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Spectacle Glass And Method For Its Production

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Dossier Documents

EP3492964