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Friction Lining Holding Spring For Improved Brake Piston Fixing

Patent No. EP3658796 (titled "Friction Lining Holding Spring For Improved Brake Piston Fixing") was filed by Continental Automotive on Jul 24, 2018. The application was issued on Nov 27, 2024.

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
ZF FRIEDRICHSHAFEN	Feb 23, 2022	WBH WACHENHAUSEN PATENTANWALTE PARTG 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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Oct 31, 2024
Decision to maintain the European patent in amended form
Oct 31, 2024
Decision to maintain the European patent in amended form
Oct 21, 2024
(Electronic) Receipt
Oct 21, 2024
English translation of the claims
Oct 21, 2024
Filing of the translation of the amended claims
Oct 21, 2024
French translation of claims
Oct 21, 2024
Letter accompanying subsequently filed items
Sep 25, 2024
(Electronic) Receipt
Sep 25, 2024
English translation of the claims
Sep 25, 2024
Filing of the translation of the amended claims
Sep 25, 2024
French translation of claims
Jul 24, 2024
Communication of bibliographic data
Jul 24, 2024
Communication to opponent concerning maintenance
Jul 24, 2024
Communication with request to file translations
Jul 19, 2024
Maintenance of the patent with the documents specified in the final decision
Apr 18, 2024
Annex to the communication - opposition
Apr 18, 2024
Brief communication - Opposition proceedings
Apr 18, 2024
Brief communication - Opposition proceedings
Apr 18, 2024
Decision of the Opposition Division and instruction
Apr 18, 2024
Druckexemplar in opposition procedure
Apr 18, 2024
Grounds for the decision (Annex) - opposition
Apr 18, 2024
Interlocutory decision in opposition proceedings
Apr 18, 2024
Interlocutory decision in opposition proceedings
Apr 18, 2024
Means of redress
Apr 18, 2024
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 18, 2024
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Apr 18, 2024
Provision of a copy of the minutes - opposition procedure
Apr 18, 2024
Provision of a copy of the minutes - opposition procedure
Apr 18, 2024
Scanned annex to a communication - opposition procedure
Apr 18, 2024
Scanned annex to a communication - opposition procedure
Mar 21, 2024
Communication of the registration of a transfer or change of name and/or address
Mar 18, 2024
Letter accompanying subsequently filed items
Mar 18, 2024
Submission concerning change of applicant's address
Feb 29, 2024
Auxiliary request during Opposition procedure
Feb 29, 2024
Auxiliary request during Opposition procedure
Feb 29, 2024
Auxiliary request during Opposition procedure
Feb 29, 2024
Auxiliary request during Opposition procedure - 01
Feb 29, 2024
Auxiliary request during Opposition procedure - 02
Feb 29, 2024
Auxiliary request during Opposition procedure - 03
Feb 29, 2024
Information about the result of oral proceedings
Feb 29, 2024
Main request during Opposition procedure
Feb 29, 2024
Main request during Opposition procedure
Feb 16, 2024
Brief communication - Opposition proceedings
Feb 13, 2024
(Electronic) Receipt
Feb 13, 2024
Letter accompanying subsequently filed items
Feb 13, 2024
Written submission in preparation to/during oral proceedings
Jan 22, 2024
Brief communication - Opposition proceedings
Jan 19, 2024
Communication concerning the filing of a power of attorney
Jan 19, 2024
Communication of amended entries concerning the representative
Jan 18, 2024
Brief communication - Opposition proceedings
Jan 12, 2024
Authorisation
Jan 12, 2024
Submission concerning change of proprietor's representative
Jan 4, 2024
Brief communication - Opposition proceedings
Jan 2, 2024
Brief communication - Opposition proceedings
Jan 2, 2024
Brief communication - Opposition proceedings
Jan 2, 2024
Communication of amended entries
Dec 22, 2023
(Electronic) Receipt
Dec 22, 2023
Letter accompanying subsequently filed items
Dec 22, 2023
Written submission in preparation to/during oral proceedings
Dec 20, 2023
(Electronic) Receipt
Dec 20, 2023
(Electronic) Receipt
Dec 20, 2023
Amended description with annotations
Dec 20, 2023
Auxiliary request during Opposition procedure
Dec 20, 2023
Auxiliary request during Opposition procedure
Dec 20, 2023
Auxiliary request during Opposition procedure
Dec 20, 2023
Auxiliary request during Opposition procedure - 01
Dec 20, 2023
Auxiliary request during Opposition procedure - 02
Dec 20, 2023
Auxiliary request during Opposition procedure - 03
Dec 20, 2023
Description
Dec 20, 2023
Letter accompanying subsequently filed items
Dec 20, 2023
Letter accompanying subsequently filed items
Dec 20, 2023
Written submission in preparation to/during oral proceedings
Dec 20, 2023
Written submission in preparation to/during oral proceedings
Dec 19, 2023
(Electronic) Receipt
Dec 19, 2023
Authorisation
Dec 19, 2023
Letter accompanying subsequently filed items
Dec 19, 2023
Written submission in preparation to/during oral proceedings
Nov 20, 2023
Invitation to file an authorisation
Nov 16, 2023
Brief communication - Opposition proceedings
Nov 10, 2023
(Electronic) Receipt
Nov 10, 2023
Letter accompanying subsequently filed items
Nov 10, 2023
Submission concerning change of proprietor's representative
Mar 13, 2023
Brief communication - Opposition proceedings
Mar 7, 2023
(Electronic) Receipt
Mar 7, 2023
Letter accompanying subsequently filed items
Mar 7, 2023
Request for interpreters during oral proceedings
Mar 3, 2023
Advice of delivery
Feb 28, 2023
Annex to the communication - opposition
Feb 28, 2023
Information concerning oral proceedings
Feb 28, 2023
Scanned annex to a communication - opposition procedure
Feb 28, 2023
Summons to attend oral proceedings
Feb 28, 2023
Summons to attend oral proceedings
Feb 28, 2023
Transmittal of decision / summons - opposition
Feb 28, 2023
Transmittal of decision / summons - opposition
Aug 10, 2022
Brief communication - Opposition proceedings
Aug 5, 2022
(Electronic) Receipt
Aug 5, 2022
Any annexes (other than citation) to an opposition letter
Aug 5, 2022
Letter accompanying subsequently filed items
Aug 5, 2022
Reply of the patent proprietor to the notice(s) of opposition
Jun 15, 2022
Communication of the registration of a transfer or change of name and/or address
Jun 8, 2022
Letter accompanying subsequently filed items
Jun 8, 2022
Submission concerning a transfer of rights (proprietor)
Apr 7, 2022
Communication of a notice of opposition and request to file observations
Apr 7, 2022
Notice of further oppositions to opponent(s)
Feb 28, 2022
Communication of a notice of opposition - first information to patent proprietor
Feb 23, 2022
(Electronic) Receipt
Feb 23, 2022
Citation in opposition procedure - 001
Feb 23, 2022
Citation in opposition procedure - 002
Feb 23, 2022
Citation in opposition procedure - 003
Feb 23, 2022
Citation in opposition procedure - 004
Feb 23, 2022
Citation in opposition procedure - 005
Feb 23, 2022
Citation in opposition procedure - 005
Feb 23, 2022
Citation in opposition procedure - 006
Feb 23, 2022
Citation in opposition procedure - 006
Feb 23, 2022
Citation in opposition procedure - 007
Feb 23, 2022
Citation in opposition procedure - 007
Feb 23, 2022
Citation in opposition procedure - 008
Feb 23, 2022
Citation in opposition procedure - 008
Feb 23, 2022
Citation in opposition procedure - 009
Feb 23, 2022
Citation in opposition procedure - 010
Feb 23, 2022
Citation in opposition procedure - 010
Feb 23, 2022
Citation in opposition procedure - 011
Feb 23, 2022
Citation in opposition procedure - 012
Feb 23, 2022
Citation in opposition procedure - 013
Feb 23, 2022
Citation in opposition procedure - 014
Feb 23, 2022
Citation in opposition procedure - 015
Feb 23, 2022
Citation in opposition procedure - 016
Feb 23, 2022
Citation in opposition procedure - 017
Feb 23, 2022
Citation in opposition procedure - 018
Feb 23, 2022
Consolidated list of cited opposition documents
Feb 23, 2022
Notice of opposition
Feb 23, 2022
Notice of opposition
Jul 6, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
May 28, 2021
Decision to grant a European patent
May 11, 2021
(Electronic) Receipt
May 11, 2021
English translation of the claims
May 11, 2021
Filing of the translations of the claims
May 11, 2021
French translation of claims
Jan 29, 2021
Communication of amended entries concerning the representative
Jan 22, 2021
Bibliographic data of the European patent application
Jan 22, 2021
Communication about intention to grant a European patent
Jan 22, 2021
Intention to grant (signatures)
Jan 22, 2021
Text intended for grant (clean copy)
Jan 22, 2021
Text intended for grant (version for approval)
Jan 6, 2021
General enquiry
Jan 6, 2021
General enquiry
Jan 6, 2021
Letter accompanying subsequently filed items
Jan 6, 2021
Submission concerning change of applicant's representative
Dec 1, 2020
Examination started
Nov 6, 2020
(Electronic) Receipt
Nov 6, 2020
Letter accompanying subsequently filed items
Nov 6, 2020
Statement of non-availability of priority search results
Oct 28, 2020
Invitation to file a copy of search results(priority)
Sep 10, 2020
(Electronic) Receipt
Sep 10, 2020
Amended claims filed after receipt of (European) search report
Sep 10, 2020
Amended claims with annotations
Sep 10, 2020
Amendments received before examination
Sep 10, 2020
Letter accompanying subsequently filed items
May 7, 2020
Notification on forthcoming publication of bibliographic data
Mar 10, 2020
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Mar 6, 2020
Communication to designated inventor
Mar 6, 2020
Communication to designated inventor
Mar 6, 2020
Communication to designated inventor
Mar 6, 2020
Communication to designated inventor
Mar 6, 2020
Communication to designated inventor
Feb 11, 2020
Copy of the international preliminary report on patentability
Jan 20, 2020
(Electronic) Receipt
Jan 20, 2020
Annex
Jan 20, 2020
Priority search results
Jan 20, 2020
Request for entry into the European phase
Dec 6, 2019
Information on entry into European phase
Feb 28, 2019
Priority document (electronically transmitted)
Feb 28, 2019
Priority document (electronically transmitted)
Jan 31, 2019
Copy of the international search report
Jan 31, 2019
Copy of the international search report
Jan 31, 2019
Published international application - A1
Oct 23, 2018
Written opinion of the ISA, boxes No. I to VIII
Oct 23, 2018
Written opinion of the ISA, cover sheet
Oct 23, 2018
Written opinion of the ISA, supplemental box
Aug 16, 2018
Incoming letter related to PCT RO
Aug 14, 2018
Notification of the international application number and of the international filing date
Jul 24, 2018
(Electronic) Receipt
Jul 24, 2018
Abstract
Jul 24, 2018
Claims
Jul 24, 2018
Description
Jul 24, 2018
Document concerning fees and payments
Jul 24, 2018
Drawings
Jul 24, 2018
Electronic request for grant of an International application

EP3658796

CONTINENTAL AUTOMOTIVE

Application Number: EP18746879A
Filing Date: Jul 24, 2018
Status: Patent Maintained As Amended; Oct 25, 2024
Publication Date: Nov 27, 2024
External Links: Slate, EP3658796B2, Google Patents

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Friction Lining Holding Spring For Improved Brake Piston Fixing

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Dossier Documents

EP3658796