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Nitrile Group-Containing Highly-Saturated Copolymer Rubber Composition And Crosslinked Rubber

Patent No. EP3075776 (titled "Nitrile Group-Containing Highly-Saturated Copolymer Rubber Composition And Crosslinked Rubber") was filed by Zeon on Nov 26, 2014. The application was issued on Jul 27, 2022.

Patent Summary

Patent Family

Patent Oppositions

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
ARLANXEO DEUTSCHLAND	May 26, 2020	MICHALSKI HUTTERMANN & PARTNER PATENTANWALTE MBB

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 30, 2022
Decision to maintain the European patent in amended form
Jun 30, 2022
Decision to maintain the European patent in amended form
Jun 24, 2022
Termination of the opposition proceedings with maintenance of patent
Jun 20, 2022
(Electronic) Receipt
Jun 20, 2022
Filing of the translation of the amended claims
Jun 20, 2022
French translation of claims
Jun 20, 2022
German translation of the claims
Jun 20, 2022
Letter accompanying subsequently filed items
Apr 21, 2022
Communication of amended entries
Apr 6, 2022
Request concerning representative opponent
Mar 24, 2022
Communication of bibliographic data
Mar 24, 2022
Communication to opponent concerning maintenance
Mar 24, 2022
Communication with request to file translations
Mar 16, 2022
Maintenance of the patent with the documents specified in the final decision
Dec 7, 2021
Advice of delivery
Dec 6, 2021
Advice of delivery
Dec 2, 2021
Annex to the communication - opposition
Dec 2, 2021
Decision of the Opposition Division and instruction
Dec 2, 2021
Druckexemplar in opposition procedure
Dec 2, 2021
Grounds for the decision (Annex) - opposition
Dec 2, 2021
Interlocutory decision in opposition proceedings
Dec 2, 2021
Interlocutory decision in opposition proceedings
Dec 2, 2021
Means of redress
Dec 2, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 2, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 2, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 2, 2021
Provision of a copy of the minutes - opposition procedure
Dec 2, 2021
Provision of a copy of the minutes - opposition procedure
Dec 2, 2021
Scanned annex to a communication - opposition procedure
Dec 2, 2021
Transmittal of decision / summons - opposition
Dec 2, 2021
Transmittal of decision / summons - opposition
Oct 7, 2021
Information about the result of oral proceedings
Sep 15, 2021
Brief communication - Opposition proceedings
Sep 9, 2021
(Electronic) Receipt
Sep 9, 2021
Letter accompanying subsequently filed items
Sep 9, 2021
Written submission in preparation to/during oral proceedings
Aug 23, 2021
Brief communication - Opposition proceedings
Aug 18, 2021
(Electronic) Receipt
Aug 18, 2021
Letter accompanying subsequently filed items
Aug 18, 2021
Written submission in preparation to/during oral proceedings
Aug 16, 2021
Brief communication - Opposition proceedings
Aug 6, 2021
Brief communication - Opposition proceedings
Aug 6, 2021
Request for interpreters during oral proceedings
Aug 3, 2021
(Electronic) Receipt
Aug 3, 2021
Letter accompanying subsequently filed items
Jul 30, 2021
Brief communication - Opposition proceedings
Jul 30, 2021
Brief communication - Opposition proceedings
Jul 27, 2021
(Electronic) Receipt
Jul 27, 2021
Citation in opposition procedure - 009
Jul 27, 2021
Citation in opposition procedure - 010
Jul 27, 2021
Citation in opposition procedure - 011
Jul 27, 2021
Citation in opposition procedure - 012
Jul 27, 2021
Citation in opposition procedure - 013
Jul 27, 2021
Citation in opposition procedure - 014
Jul 27, 2021
Consolidated list of cited opposition documents
Jul 27, 2021
Letter accompanying subsequently filed items
Jul 27, 2021
Written submission in preparation to/during oral proceedings
Jul 22, 2021
(Electronic) Receipt
Jul 22, 2021
Auxiliary request during Opposition procedure
Jul 22, 2021
Auxiliary request during Opposition procedure
Jul 22, 2021
Auxiliary request during Opposition procedure - 04
Jul 22, 2021
Auxiliary request during Opposition procedure - 05
Jul 22, 2021
Letter accompanying subsequently filed items
Jul 22, 2021
Written submission in preparation to/during oral proceedings
Jun 22, 2021
Notification concerning the date of oral proceedings
Jun 22, 2021
Notification concerning the date of oral proceedings
May 17, 2021
Brief communication - Opposition proceedings
May 14, 2021
Communication of amended entries
May 5, 2021
(Electronic) Receipt
May 5, 2021
Authorisation
May 5, 2021
Letter accompanying subsequently filed items
May 5, 2021
Request for change of opponent's representative
Apr 14, 2021
Brief communication - Opposition proceedings
Apr 9, 2021
(Electronic) Receipt
Apr 9, 2021
Advice of delivery
Apr 9, 2021
Letter accompanying subsequently filed items
Apr 8, 2021
(Electronic) Receipt
Apr 8, 2021
Request for a change of address - opponent
Apr 7, 2021
Advice of delivery
Apr 1, 2021
Annex to the communication - opposition
Apr 1, 2021
Information concerning oral proceedings
Apr 1, 2021
Summons to attend oral proceedings
Apr 1, 2021
Summons to attend oral proceedings
Apr 1, 2021
Transmittal of decision / summons - opposition
Apr 1, 2021
Transmittal of decision / summons - opposition
Nov 2, 2020
Brief communication - Opposition proceedings
Oct 27, 2020
Auxiliary request during Opposition procedure
Oct 27, 2020
Auxiliary request during Opposition procedure
Oct 27, 2020
Auxiliary request during Opposition procedure
Oct 27, 2020
Auxiliary request during Opposition procedure - 01
Oct 27, 2020
Auxiliary request during Opposition procedure - 02
Oct 27, 2020
Auxiliary request during Opposition procedure - 03
Oct 27, 2020
Main request during Opposition procedure
Oct 27, 2020
Main request during Opposition procedure
Oct 27, 2020
Reply of the patent proprietor to the notice(s) of opposition
Jun 17, 2020
Communication of a notice of opposition and request to file observations
Jun 17, 2020
Notice of further oppositions to opponent(s)
Jun 8, 2020
Communication of a notice of opposition - first information to patent proprietor
May 26, 2020
(Electronic) Receipt
May 26, 2020
Authorisation
May 26, 2020
Citation in opposition procedure - 001
May 26, 2020
Citation in opposition procedure - 002
May 26, 2020
Citation in opposition procedure - 003
May 26, 2020
Citation in opposition procedure - 004
May 26, 2020
Citation in opposition procedure - 005
May 26, 2020
Citation in opposition procedure - 006
May 26, 2020
Citation in opposition procedure - 007
May 26, 2020
Citation in opposition procedure - 008
May 26, 2020
Letter accompanying subsequently filed items
May 26, 2020
Notice of opposition
May 26, 2020
Notice of opposition
Sep 9, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 1, 2019
Decision to grant a European patent
Jul 18, 2019
(Electronic) Receipt
Jul 18, 2019
Filing of the translations of the claims
Jul 18, 2019
French translation of claims
Jul 18, 2019
German translation of the claims
Jul 18, 2019
Letter accompanying subsequently filed items
Mar 21, 2019
Bibliographic data of the European patent application
Mar 21, 2019
Communication about intention to grant a European patent
Mar 21, 2019
Intention to grant (signatures)
Mar 21, 2019
Text intended for grant (clean copy)
Mar 21, 2019
Text intended for grant (version for approval)
Feb 1, 2019
Examination started
Apr 4, 2018
Amended claims filed after receipt of (European) search report
Apr 4, 2018
Amended claims with annotations
Apr 4, 2018
Amendments received before examination
Apr 4, 2018
Amendments received before examination
Oct 20, 2017
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Oct 4, 2017
Communication regarding the transmission of the European search report
Oct 4, 2017
European search opinion
Oct 4, 2017
Information on Search Strategy
Oct 4, 2017
Supplementary European search report
Sep 22, 2017
Search started
Feb 3, 2017
Communication regarding possible amendment of the application/payment of claims fee
Sep 7, 2016
Notification of forthcoming publication
Jul 1, 2016
Communication to designated inventor
Jul 1, 2016
Communication to designated inventor
Jun 14, 2016
Copy of the international preliminary report on patentability
Jun 14, 2016
Translation of the international preliminary report on patentability
May 30, 2016
Non-patent literature filed by a third party
May 30, 2016
Non-patent literature filed by a third party
May 30, 2016
Non-patent literature filed by a third party
May 30, 2016
Non-patent literature filed by a third party
May 30, 2016
Observations by third parties
May 20, 2016
(Electronic) Receipt
May 20, 2016
Abstract
May 20, 2016
Claims
May 20, 2016
Description
May 20, 2016
Request for entry into the European phase
Apr 8, 2016
Information on entry into European phase
Jun 23, 2015
Priority document (electronically transmitted)
Jun 4, 2015
Copy of the international search report
Jun 4, 2015
Copy of the translated international search report
Jun 4, 2015
International publication pamphlet

EP3075776

ZEON

Application Number: EP14866001A
Filing Date: Nov 26, 2014
Status: Patent Maintained As Amended; Jun 24, 2022
Publication Date: Jul 27, 2022
External Links: Slate, Register , Google Patents