Separator Having Heat-Resistant Insulating Layer

Patent No. EP2728645 (titled "Separator Having Heat-Resistant Insulating Layer") was filed by Nissan Motor on Jun 21, 2012. The application was issued on Apr 11, 2018.

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
TREOFAN GERMANY	Jan 11, 2019	MAI BESIER

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 7, 2020
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Oct 2, 2020
Termination of the opposition proceedings with maintenance of patent
Sep 1, 2020
Request concerning representative opponent
Jun 25, 2020
Advice of delivery
Jun 22, 2020
Acknowledgement of a document
Jun 22, 2020
Decision rejecting the opposition
Jun 22, 2020
Grounds for the decision (Annex) - opposition
Jun 22, 2020
Internal form - Opposition/addressees
Jun 22, 2020
Means of redress
May 8, 2020
Notification concerning the date of oral proceedings
Apr 29, 2020
Notification concerning the date of oral proceedings
Mar 3, 2020
(Electronic) Receipt
Mar 3, 2020
Letter accompanying subsequently filed items
Mar 3, 2020
Written submission in preparation to/during oral proceedings
Mar 2, 2020
Advice of delivery
Dec 9, 2019
Notification concerning the date of oral proceedings
Nov 18, 2019
Advice of delivery
Nov 4, 2019
Brief communication - Opposition proceedings
Nov 4, 2019
Brief communication - Opposition proceedings
Oct 25, 2019
(Electronic) Receipt
Oct 25, 2019
Withdrawal of an opposition
Oct 21, 2019
Advice of delivery
Oct 18, 2019
Advice of delivery
Oct 16, 2019
Acknowledgement of a document
Oct 16, 2019
Acknowledgement of a document
Oct 16, 2019
Annex to the communication - opposition
Oct 16, 2019
Information concerning oral proceedings
Oct 16, 2019
Summons to attend oral proceedings
Oct 16, 2019
Summons to attend oral proceedings
Jun 13, 2019
Brief communication - Opposition proceedings
Jun 5, 2019
Withdrawal of a request for oral proceedings
May 7, 2019
Brief communication - Opposition proceedings
May 2, 2019
(Electronic) Receipt
May 2, 2019
Amended claims with annotations
May 2, 2019
Amended claims with annotations
May 2, 2019
Claims
May 2, 2019
Claims
May 2, 2019
Claims
May 2, 2019
Letter accompanying subsequently filed items
May 2, 2019
Non-patent literature cited during the opposition procedure
May 2, 2019
Reply of the patent proprietor to the notice(s) of opposition
Jan 28, 2019
Communication of a notice of opposition and request to file observations
Jan 28, 2019
Notice of further oppositions to opponent(s)
Jan 21, 2019
Brief communication - Opposition proceedings
Jan 16, 2019
Communication of a notice of opposition - first information to patent proprietor
Jan 14, 2019
Non-patent literature cited during the opposition procedure
Jan 14, 2019
Non-patent literature cited during the opposition procedure
Jan 14, 2019
Non-patent literature cited during the opposition procedure
Jan 14, 2019
Non-patent literature cited during the opposition procedure
Jan 14, 2019
Non-patent literature cited during the opposition procedure
Jan 14, 2019
Notice of opposition
Jan 14, 2019
Notice of opposition
Jan 14, 2019
Patent document cited during the opposition procedure
Jan 14, 2019
Patent document cited during the opposition procedure
Jan 14, 2019
Patent document cited during the opposition procedure
Jan 14, 2019
Patent document cited during the opposition procedure
Jan 14, 2019
Patent document cited during the opposition procedure
Jan 14, 2019
Patent document cited during the opposition procedure
Jan 14, 2019
Patent document cited during the opposition procedure
Jan 14, 2019
Patent document cited during the opposition procedure
Jan 11, 2019
Non-patent literature cited during the opposition procedure
Jan 11, 2019
Non-patent literature cited during the opposition procedure
Jan 11, 2019
Non-patent literature cited during the opposition procedure
Jan 11, 2019
Non-patent literature cited during the opposition procedure
Jan 11, 2019
Non-patent literature cited during the opposition procedure
Jan 11, 2019
Notice of opposition
Jan 11, 2019
Patent document cited during the opposition procedure
Jan 11, 2019
Patent document cited during the opposition procedure
Jan 11, 2019
Patent document cited during the opposition procedure
Jan 11, 2019
Patent document cited during the opposition procedure
Jan 11, 2019
Patent document cited during the opposition procedure
Jan 11, 2019
Patent document cited during the opposition procedure
Jan 11, 2019
Patent document cited during the opposition procedure
Jan 11, 2019
Patent document cited during the opposition procedure
Apr 23, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 15, 2018
Decision to grant a European patent
Mar 2, 2018
(Electronic) Receipt
Mar 2, 2018
Filing of the translations of the claims
Mar 2, 2018
French translation of claims
Mar 2, 2018
German translation of the claims
Mar 2, 2018
Letter accompanying subsequently filed items
Jan 2, 2018
Bibliographic data of the European patent application
Jan 2, 2018
Communication about intention to grant a European patent
Jan 2, 2018
Intention to grant (signatures)
Jan 2, 2018
Text intended for grant (clean copy)
Jan 2, 2018
Text intended for grant (version for approval)
Nov 10, 2017
Examination started
Jul 26, 2017
Notification regarding date of start of examination with possibility to withdraw
Jun 30, 2016
Payment of fees and costs
Jun 30, 2015
Payment of fees and costs
May 28, 2015
Submission concerning representation
May 12, 2015
Amended claims filed after receipt of (European) search report
May 12, 2015
Amended claims with annotations
May 12, 2015
Amended description filed after receipt of (European) search report
May 12, 2015
Amended description with annotations
May 12, 2015
Amendments received before examination
May 12, 2015
Written request for examination
Mar 6, 2015
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Feb 18, 2015
Communication regarding the transmission of the European search report
Feb 18, 2015
European search opinion
Feb 18, 2015
Supplementary European search report
Jan 30, 2015
Search started
Apr 9, 2014
Notification of forthcoming publication
Mar 31, 2014
Letter concerning fees and payments
Mar 31, 2014
Payment of fees and costs
Feb 18, 2014
Brief communication to applicant/representative
Feb 4, 2014
Communication to designated inventor
Feb 4, 2014
Communication to designated inventor
Feb 4, 2014
Communication to designated inventor
Jan 21, 2014
Translation of the international preliminary examination report
Jan 14, 2014
Copy of the international preliminary examination report
Jan 3, 2014
(Electronic) Receipt
Jan 3, 2014
Abstract
Jan 3, 2014
Amended claims filed after receipt of (European) search report
Jan 3, 2014
Amended claims with annotations
Jan 3, 2014
Amended description filed after receipt of (European) search report
Jan 3, 2014
Amended description with annotations
Jan 3, 2014
Amended drawings filed after receipt of (European) search report
Jan 3, 2014
Claims
Jan 3, 2014
Description
Jan 3, 2014
Drawings
Jan 3, 2014
Letter concerning the inventor
Jan 3, 2014
Request for entry into the European phase
Nov 8, 2013
Information on entry into European phase
Apr 23, 2013
Notification of election of EPO
Jan 22, 2013
Priority document (electronically transmitted)
Jan 3, 2013
Copy of the international search report
Jan 3, 2013
Copy of the translated international search report
Jan 3, 2013
International publication pamphlet

EP2728645

NISSAN MOTOR

Application Number: EP12804293A
Filing Date: Jun 21, 2012
Status: Opposition Rejected; Oct 9, 2020
Publication Date: Apr 11, 2018
External Links: Slate, Register , Google Patents

IP Verse

Separator Having Heat-Resistant Insulating Layer

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Dossier Documents

EP2728645