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Torsion Beam, Torsion Beam Assembly, Torsion Beam-Type Suspension Device

Patent No. EP2952371 (titled "Torsion Beam, Torsion Beam Assembly, Torsion Beam-Type Suspension Device") was filed by Nippon Steel & Sumitomo Metal on Jan 30, 2013. The application was issued on Aug 25, 2021.

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
BENTELER AUTOMOBILTECHNIK	Dec 14, 2018	OSTERHOFF

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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Aug 5, 2021
Termination of the opposition proceedings with maintenance of patent
Jul 29, 2021
Decision to maintain the European patent in amended form
Jul 29, 2021
Decision to maintain the European patent in amended form
Jul 14, 2021
(Electronic) Receipt
Jul 14, 2021
Filing of the translation of the amended claims
Jul 14, 2021
French translation of claims
Jul 14, 2021
German translation of the claims
Jul 14, 2021
Letter accompanying subsequently filed items
Apr 13, 2021
Communication to opponent concerning maintenance
Apr 13, 2021
Communication with request to file translations
Apr 6, 2021
Maintenance of the patent with the documents specified in the final decision
Dec 23, 2020
Advice of delivery
Dec 23, 2020
Grounds for the decision (Annex) - opposition
Dec 23, 2020
Interlocutory decision in opposition proceedings
Dec 23, 2020
Internal form - Opposition/addressees
Dec 23, 2020
Means of redress
Dec 23, 2020
Transmittal of decision / summons - opposition
Dec 23, 2020
Transmittal of decision / summons - opposition
Dec 8, 2020
Decision of the Opposition Division and instruction
Dec 8, 2020
Druckexemplar in opposition procedure
Dec 8, 2020
Notification concerning the date of oral proceedings
Dec 8, 2020
Notification concerning the date of oral proceedings
Dec 2, 2020
Brief communication - Opposition proceedings
Nov 26, 2020
Withdrawal of a request for oral proceedings
Nov 25, 2020
Brief communication - Opposition proceedings
Nov 18, 2020
(Electronic) Receipt
Nov 18, 2020
Letter accompanying subsequently filed items
Nov 18, 2020
Oral proceedings: reply to date proposed
Aug 27, 2020
Brief communication - Opposition proceedings
Aug 14, 2020
(Electronic) Receipt
Aug 14, 2020
Letter accompanying subsequently filed items
Aug 14, 2020
Oral proceedings: reply to date proposed
Jul 21, 2020
Notification concerning the date of oral proceedings
Jul 21, 2020
Notification concerning the date of oral proceedings
Jun 23, 2020
Advice of delivery
Jun 23, 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 concerning oral proceedings
Jun 18, 2020
Summons to attend oral proceedings
Jun 18, 2020
Summons to attend oral proceedings
Jul 1, 2019
Brief communication - Opposition proceedings
Jun 25, 2019
Amended claims with annotations
Jun 25, 2019
Amended claims with annotations
Jun 25, 2019
Amended claims with annotations
Jun 25, 2019
Amended claims with annotations
Jun 25, 2019
Amended claims with annotations
Jun 25, 2019
Amended claims with annotations
Jun 25, 2019
Claims
Jun 25, 2019
Claims
Jun 25, 2019
Claims
Jun 25, 2019
Claims
Jun 25, 2019
Claims
Jun 25, 2019
Claims
Jun 25, 2019
Reply of the patent proprietor to the notice(s) of opposition
Feb 15, 2019
Communication of a notice of opposition and request to file observations
Feb 15, 2019
Notice of further oppositions to opponent(s)
Feb 13, 2019
Brief communication - Opposition proceedings
Feb 8, 2019
(Electronic) Receipt
Feb 8, 2019
Letter accompanying subsequently filed items
Feb 8, 2019
Letter regarding the opposition procedure (no time limit)
Feb 8, 2019
Translation of the evidence during Opposition procedure
Feb 8, 2019
Translation of the evidence during Opposition procedure
Jan 4, 2019
Communication of a notice of opposition - first information to patent proprietor
Jan 4, 2019
Request for documents
Dec 14, 2018
(Electronic) Receipt
Dec 14, 2018
Any annexes (other than citation) to an opposition letter
Dec 14, 2018
Any annexes (other than citation) to an opposition letter
Dec 14, 2018
Non-patent literature cited during the opposition procedure
Dec 14, 2018
Non-patent literature cited during the opposition procedure
Dec 14, 2018
Non-patent literature cited during the opposition procedure
Dec 14, 2018
Non-patent literature cited during the opposition procedure
Dec 14, 2018
Non-patent literature cited during the opposition procedure
Dec 14, 2018
Non-patent literature cited during the opposition procedure
Dec 14, 2018
Non-patent literature cited during the opposition procedure
Dec 14, 2018
Non-patent literature cited during the opposition procedure
Dec 14, 2018
Non-patent literature cited during the opposition procedure
Dec 14, 2018
Non-patent literature cited during the opposition procedure
Dec 14, 2018
Non-patent literature cited during the opposition procedure
Dec 14, 2018
Non-patent literature cited during the opposition procedure
Dec 14, 2018
Notice of opposition
Dec 14, 2018
Notice of opposition
Dec 14, 2018
Patent document cited during the opposition procedure
Dec 14, 2018
Patent document cited during the opposition procedure
Dec 14, 2018
Patent document cited during the opposition procedure
Dec 14, 2018
Patent document cited during the opposition procedure
Dec 14, 2018
Translation of the evidence during Opposition procedure
Mar 26, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Feb 15, 2018
Decision to grant a European patent
Jan 30, 2018
Filing of the translations of the claims
Dec 14, 2017
Bibliographic data of the European patent application
Dec 14, 2017
Communication about intention to grant a European patent
Dec 14, 2017
Intention to grant (signatures)
Dec 14, 2017
Text intended for grant (clean copy)
Dec 14, 2017
Text intended for grant (version for approval)
Nov 27, 2017
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Nov 8, 2017
Amended claims with annotations
Nov 8, 2017
Claims
Nov 8, 2017
French translation of claims
Nov 8, 2017
German translation of the claims
Nov 8, 2017
Payment of fees and costs
Nov 8, 2017
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Jun 30, 2017
Bibliographic data of the European patent application
Jun 30, 2017
Communication about intention to grant a European patent
Jun 30, 2017
Intention to grant (signatures)
Jun 30, 2017
Text intended for grant (clean copy)
Jun 30, 2017
Text intended for grant (version for approval)
May 4, 2017
Examination started
Apr 10, 2017
Amended claims filed after receipt of (European) search report
Apr 10, 2017
Amended claims with annotations
Apr 10, 2017
Amendments received before examination
Apr 10, 2017
Non-patent literature cited during the examination procedure
Apr 10, 2017
Non-patent literature cited during the examination procedure
Sep 30, 2016
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Sep 13, 2016
Communication regarding the transmission of the European search report
Sep 13, 2016
European search opinion
Sep 13, 2016
Information on Search Strategy
Sep 13, 2016
Supplementary European search report
Sep 5, 2016
Search started
Nov 11, 2015
Notification of forthcoming publication
Sep 8, 2015
Communication regarding possible amendment of the application/payment of claims fee
Sep 4, 2015
Communication to designated inventor
Sep 4, 2015
Communication to designated inventor
Sep 4, 2015
Communication to designated inventor
Aug 17, 2015
Copy of the international preliminary report on patentability
Aug 17, 2015
Translation of the international preliminary report on patentability
Jul 15, 2015
(Electronic) Receipt
Jul 15, 2015
Abstract
Jul 15, 2015
Claims
Jul 15, 2015
Description
Jul 15, 2015
Drawings
Jul 15, 2015
Request for entry into the European phase
Jun 12, 2015
Information on entry into European phase
Aug 7, 2014
Copy of the international search report
Aug 7, 2014
Copy of the translated international search report
Aug 7, 2014
International publication pamphlet

EP2952371

NIPPON STEEL & SUMITOMO METAL

Application Number: EP13873697A
Filing Date: Jan 30, 2013
Status: Patent Maintained As Amended; Jul 23, 2021
Publication Date: Aug 25, 2021
External Links: Slate, Register , Google Patents