Copolymer, Rubber Composition, Cross-Linked Rubber Composition, And Tire

Patent No. EP2599804 (titled "Copolymer, Rubber Composition, Cross-Linked Rubber Composition, And Tire") was filed by Bridgestone on Jul 26, 2011. The application was issued on Feb 20, 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
COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN	Nov 20, 2019	GANDON PAIN

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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Apr 7, 2021
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Apr 7, 2021
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Mar 31, 2021
Termination of the opposition proceedings with revocation of patent
Dec 23, 2020
Advice of delivery
Dec 21, 2020
Advice of delivery
Dec 21, 2020
Decision revoking the European patent
Dec 21, 2020
Decision revoking the European patent
Dec 21, 2020
Transmittal of decision / summons - opposition
Dec 21, 2020
Transmittal of decision / summons - opposition
Dec 17, 2020
Written submission in preparation to/during oral proceedings
Dec 11, 2020
(Electronic) Receipt
Dec 11, 2020
Letter accompanying subsequently filed items
Dec 11, 2020
Request for revocation of patent
Dec 9, 2020
Notification concerning the date of oral proceedings
Dec 9, 2020
Notification concerning the date of oral proceedings
Aug 10, 2020
Communication of amended entries concerning the representative
Jul 30, 2020
Submission concerning change of applicant's representative
Jul 2, 2020
Advice of delivery
Jun 26, 2020
Advice of delivery
Jun 18, 2020
Acknowledgement of a document
Jun 18, 2020
Acknowledgement of a document
Jun 18, 2020
Annex to the communication - opposition
Jun 18, 2020
Information about the result of oral proceedings
Jun 18, 2020
Information concerning oral proceedings
Jun 18, 2020
Summons to attend oral proceedings
Jun 18, 2020
Summons to attend oral proceedings
Apr 17, 2020
Brief communication - Opposition proceedings
Apr 14, 2020
(Electronic) Receipt
Apr 14, 2020
Auxiliary request during appeals procedure - 01
Apr 14, 2020
Auxiliary request during appeals procedure - 01
Apr 14, 2020
Auxiliary request during appeals procedure - 02
Apr 14, 2020
Auxiliary request during appeals procedure - 02
Apr 14, 2020
Description
Apr 14, 2020
Description
Apr 14, 2020
Description
Apr 14, 2020
Description
Apr 14, 2020
Description
Apr 14, 2020
Description
Apr 14, 2020
Letter accompanying subsequently filed items
Apr 14, 2020
Main request during Opposition procedure
Apr 14, 2020
Main request during Opposition procedure
Apr 14, 2020
Reply of the patent proprietor to the notice(s) of opposition
Dec 4, 2019
Communication of a notice of opposition and request to file observations
Dec 4, 2019
Notice of further oppositions to opponent(s)
Nov 27, 2019
Communication of a notice of opposition - first information to patent proprietor
Nov 21, 2019
Consolidated list of cited opposition documents
Nov 20, 2019
(Electronic) Receipt
Nov 20, 2019
Any annexes (other than citation) to an opposition letter
Nov 20, 2019
Citation in opposition procedure - 001
Nov 20, 2019
Citation in opposition procedure - 001
Nov 20, 2019
Citation in opposition procedure - 002
Nov 20, 2019
Citation in opposition procedure - 003
Nov 20, 2019
Citation in opposition procedure - 004
Nov 20, 2019
Citation in opposition procedure - 004
Nov 20, 2019
Citation in opposition procedure - 005
Nov 20, 2019
Citation in opposition procedure - 006
Nov 20, 2019
Citation in opposition procedure - 007
Nov 20, 2019
Citation in opposition procedure - 008
Nov 20, 2019
Citation in opposition procedure - 009
Nov 20, 2019
Citation in opposition procedure - 010
Nov 20, 2019
Citation in opposition procedure - 011
Nov 20, 2019
Citation in opposition procedure - 012
Nov 20, 2019
Citation in opposition procedure - 013
Nov 20, 2019
Citation in opposition procedure - 013
Nov 20, 2019
Letter concerning fees and payments
Nov 20, 2019
Notice of opposition
Nov 20, 2019
Notice of opposition
Mar 4, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jan 24, 2019
Decision to grant a European patent
Jan 3, 2019
(Electronic) Receipt
Jan 3, 2019
French translation of claims
Jan 3, 2019
German translation of the claims
Jan 3, 2019
Letter accompanying subsequently filed items
Sep 12, 2018
Bibliographic data of the European patent application
Sep 12, 2018
Communication about intention to grant a European patent
Sep 12, 2018
Intention to grant (signatures)
Sep 12, 2018
Text intended for grant (clean copy)
Sep 12, 2018
Text intended for grant (version for approval)
Jul 2, 2018
(Electronic) Receipt
Jul 2, 2018
Letter accompanying subsequently filed items
Jul 2, 2018
Reply to communication from the Examining Division
Jun 21, 2018
Grant of extension of time limit (examination procedure)
Jun 15, 2018
(Electronic) Receipt
Jun 15, 2018
Letter accompanying subsequently filed items
Jun 15, 2018
Request for extension of time limit to communication from the Examining Division
Feb 9, 2018
Annex to the communication
Feb 9, 2018
Communication from the Examining Division
Jan 26, 2018
Acknowledgement of receipt of third party observations
Jan 26, 2018
Transmittal of third party observations to applicant
Jan 22, 2018
Observations by third parties
Nov 14, 2017
(Electronic) Receipt
Nov 14, 2017
Amended claims with annotations
Nov 14, 2017
Amended description with annotations
Nov 14, 2017
Claims
Nov 14, 2017
Description
Nov 14, 2017
Letter accompanying subsequently filed items
Nov 14, 2017
Reply to communication from the Examining Division
Sep 28, 2017
Annex to the communication
Sep 28, 2017
Consultation by telephone/in person (with time limit)
Sep 28, 2017
Result of consultation by telephone/in person
Jul 24, 2017
(Electronic) Receipt
Jul 24, 2017
Letter accompanying subsequently filed items
Jul 24, 2017
Reply to communication from the Examining Division
Jul 24, 2017
Translation of priority document
Jul 24, 2017
Translation of priority document
Apr 28, 2017
Annex to the communication
Apr 28, 2017
Communication from the Examining Division
Mar 30, 2017
(Electronic) Receipt
Mar 30, 2017
Amended claims filed after receipt of (European) search report
Mar 30, 2017
Amended claims with annotations
Mar 30, 2017
Amended description filed after receipt of (European) search report
Mar 30, 2017
Amended description with annotations
Mar 30, 2017
Amendments received before examination
Mar 30, 2017
Letter accompanying subsequently filed items
Oct 5, 2016
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Sep 15, 2016
Communication regarding the transmission of the European search report
Sep 15, 2016
European search opinion
Sep 15, 2016
Information on Search Strategy
Sep 15, 2016
Supplementary European search report
Apr 20, 2016
Communication of expected date of establishment of search report
Apr 5, 2016
(Electronic) Receipt
Apr 5, 2016
Enquiry as to when the search report can be expected
Apr 5, 2016
Letter accompanying subsequently filed items
Feb 18, 2016
CDS Clean up - amended applicant details
May 8, 2013
Notification of forthcoming publication
Mar 7, 2013
Communication regarding possible amendment of the application/payment of claims fee
Mar 5, 2013
Communication to designated inventor
Mar 5, 2013
Communication to designated inventor
Mar 5, 2013
Communication to designated inventor
Mar 5, 2013
Communication to designated inventor
Feb 18, 2013
Copy of the international preliminary report on patentability
Feb 18, 2013
Translation of the international preliminary report on patentability
Jan 31, 2013
(Electronic) Receipt
Jan 31, 2013
Abstract
Jan 31, 2013
Amended claims filed after receipt of (European) search report
Jan 31, 2013
Claims
Jan 31, 2013
Description
Jan 31, 2013
Drawings
Jan 31, 2013
Request for entry into the European phase
Dec 7, 2012
Information on entry into European phase
Feb 22, 2012
Priority document (electronically transmitted)
Feb 22, 2012
Priority document (electronically transmitted)
Feb 2, 2012
Copy of the international search report
Feb 2, 2012
Copy of the translated international search report
Feb 2, 2012
International publication pamphlet

EP2599804

BRIDGESTONE

Application Number: EP11812061A
Filing Date: Jul 26, 2011
Status: Revoked; Apr 3, 2021
Publication Date: Feb 20, 2019
External Links: Slate, Register , Google Patents

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Copolymer, Rubber Composition, Cross-Linked Rubber Composition, And Tire

Patent Summary

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Patent Oppositions

Dossier Documents

EP2599804