Microporous Film For Double Layer Capacitors

Patent No. EP2842990 (titled "Microporous Film For Double Layer Capacitors") was filed by Treofan Germany on Dec 21, 2010. The application was issued on May 11, 2016.

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
TAGHLEEF INDUSTIES L.L.C.	Feb 10, 2017	KUTZENBERGER WOLFF & PARTNER
CELGARD	Feb 9, 2017	TOMKINS

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

Get instant alerts for new documents

Dec 11, 2019
Refund of fees
Dec 10, 2019
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Dec 10, 2019
Termination of the opposition proceedings with revocation of patent
Nov 21, 2019
Letter relating to the automatic debiting procedure
Nov 11, 2019
F3345 Forwarding of submissions to parties
Nov 11, 2019
F3345 Forwarding of submissions to parties
Oct 28, 2019
(Electronic) Receipt
Oct 28, 2019
Letter accompanying subsequently filed items
Oct 28, 2019
Withdrawal of an appeal
Sep 13, 2019
Composition of the board (T)
Jul 17, 2019
F3345 Forwarding of submissions to parties
Jul 11, 2019
(Electronic) Receipt
Jul 11, 2019
Letter accompanying subsequently filed items
Jul 11, 2019
Reply to appeal
Jul 5, 2019
F3345 Forwarding of submissions to parties
Jun 21, 2019
(Electronic) Receipt
Jun 21, 2019
Letter accompanying subsequently filed items
Jun 21, 2019
Reply to appeal
Mar 4, 2019
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Mar 4, 2019
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Feb 25, 2019
Statement of grounds of appeal
Feb 21, 2019
Statement of grounds of appeal
Jan 15, 2019
F3204 Communication of the file number to the parties
Jan 3, 2019
Processing of an appeal
Dec 21, 2018
Notice of appeal
Nov 23, 2018
Brief communication - Opposition proceedings
Nov 23, 2018
Brief communication - Opposition proceedings
Nov 23, 2018
Communication of amended entries
Nov 19, 2018
Request concerning representative opponent
Oct 31, 2018
Advice of delivery
Oct 29, 2018
Advice of delivery
Oct 26, 2018
Advice of delivery
Oct 22, 2018
Advice of delivery
Oct 22, 2018
Advice of delivery
Oct 18, 2018
Acknowledgement of a document
Oct 18, 2018
Acknowledgement of a document
Oct 18, 2018
Acknowledgement of a document
Oct 18, 2018
Annex to the communication - opposition
Oct 18, 2018
Decision of the Opposition Division and instruction
Oct 18, 2018
Decision revoking the European patent
Oct 18, 2018
Grounds for the decision (Annex) - opposition
Oct 18, 2018
Internal form - Opposition/addressees
Oct 18, 2018
Internal form - Opposition/addressees
Oct 18, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 18, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 18, 2018
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Oct 18, 2018
Provision of a copy of the minutes - opposition procedure
Oct 18, 2018
Scanned annex to a communication - opposition procedure
Oct 18, 2018
Scanned annex to a communication - opposition procedure
Sep 17, 2018
Information about the result of oral proceedings
Aug 28, 2018
Any annexes (other than citation) to an opposition letter
Aug 28, 2018
Written submission in preparation to/during oral proceedings
Aug 27, 2018
Brief communication - Opposition proceedings
Aug 27, 2018
Brief communication - Opposition proceedings
Aug 24, 2018
Any annexes (other than citation) to an opposition letter
Aug 24, 2018
Written submission in preparation to/during oral proceedings
Jul 23, 2018
Brief communication - Opposition proceedings
Jul 23, 2018
Brief communication - Opposition proceedings
Jul 20, 2018
Brief communication - Opposition proceedings
Jul 20, 2018
Brief communication - Opposition proceedings
Jul 19, 2018
Brief communication - Opposition proceedings
Jul 19, 2018
Brief communication - Opposition proceedings
Jul 18, 2018
Amended claims with annotations
Jul 18, 2018
Any annexes (other than citation) to an opposition letter
Jul 18, 2018
Auxiliary request during Opposition procedure
Jul 18, 2018
Brief communication - Opposition proceedings
Jul 18, 2018
Brief communication - Opposition proceedings
Jul 18, 2018
Written submission in preparation to/during oral proceedings
Jul 17, 2018
(Electronic) Receipt
Jul 17, 2018
Letter accompanying subsequently filed items
Jul 17, 2018
Non-patent literature cited during the opposition procedure
Jul 17, 2018
Non-patent literature cited during the opposition procedure
Jul 17, 2018
Written submission in preparation to/during oral proceedings
Jul 16, 2018
Amended claims with annotations
Jul 16, 2018
Any annexes (other than citation) to an opposition letter
Jul 16, 2018
Auxiliary request during Opposition procedure
Jul 16, 2018
Brief communication - Opposition proceedings
Jul 16, 2018
Brief communication - Opposition proceedings
Jul 16, 2018
Request for interpreters during oral proceedings
Jul 16, 2018
Request for interpreters during oral proceedings
Jul 16, 2018
Written submission in preparation to/during oral proceedings
Jul 13, 2018
(Electronic) Receipt
Jul 13, 2018
Letter accompanying subsequently filed items
Jul 13, 2018
Letter regarding the opposition procedure (no time limit)
Jul 11, 2018
Request for interpreters during oral proceedings
Apr 11, 2018
Advice of delivery
Apr 10, 2018
Communication about missing advice of delivery
Mar 21, 2018
Brief communication - Opposition proceedings
Mar 21, 2018
Brief communication - Opposition proceedings
Mar 19, 2018
Advice of delivery
Mar 16, 2018
Advice of delivery
Mar 16, 2018
Request for interpreters during oral proceedings
Mar 15, 2018
Advice of delivery
Mar 15, 2018
Advice of delivery
Mar 12, 2018
Acknowledgement of a document
Mar 12, 2018
Acknowledgement of a document
Mar 12, 2018
Acknowledgement of a document
Mar 12, 2018
Annex to the communication - opposition
Mar 12, 2018
Information concerning oral proceedings
Mar 12, 2018
Preparation for oral proceedings
Mar 12, 2018
Summons to attend oral proceedings
Mar 12, 2018
Summons to attend oral proceedings
Mar 12, 2018
Summons to attend oral proceedings
Oct 13, 2017
Brief communication - Opposition proceedings
Oct 13, 2017
Brief communication - Opposition proceedings
Oct 2, 2017
Citation in opposition procedure
Oct 2, 2017
Citation in opposition procedure
Oct 2, 2017
Reply of the patent proprietor to the notice(s) of opposition
Sep 29, 2017
Citation in opposition procedure
Sep 29, 2017
Reply of the patent proprietor to the notice(s) of opposition
Aug 3, 2017
Brief communication - Opposition proceedings
Aug 3, 2017
Brief communication - Opposition proceedings
Aug 3, 2017
Grant of extension of time limit (opposition procedure)
Jul 28, 2017
Request for extension of time limit
Jul 27, 2017
Request for extension of time limit
Jul 26, 2017
Brief communication - Opposition proceedings
Jul 26, 2017
Brief communication - Opposition proceedings
Jul 26, 2017
Brief communication - Opposition proceedings
Jul 26, 2017
Brief communication - Opposition proceedings
Jul 26, 2017
Communication of amended entries concerning the representative
Jul 26, 2017
Rejection of request for extension of time limit
Jul 26, 2017
Request for extension of time limit
Jul 21, 2017
Request for extension of time limit
Apr 27, 2017
Submission concerning change of proprietor's representative
Mar 21, 2017
Communication of a notice of opposition and request to file observations
Mar 21, 2017
Notice of further oppositions to opponent(s)
Mar 21, 2017
Notice of further oppositions to opponent(s)
Feb 17, 2017
Communication of a notice of opposition - first information to patent proprietor
Feb 17, 2017
Communication of a notice of opposition - first information to patent proprietor
Feb 10, 2017
(Electronic) Receipt
Feb 10, 2017
(Electronic) Receipt
Feb 10, 2017
Any annexes (other than citation) to an opposition letter
Feb 10, 2017
Any annexes (other than citation) to an opposition letter
Feb 10, 2017
Any annexes (other than citation) to an opposition letter
Feb 10, 2017
Any annexes (other than citation) to an opposition letter
Feb 10, 2017
Letter accompanying subsequently filed items
Feb 10, 2017
Letter regarding the opposition procedure (no time limit)
Feb 10, 2017
Notice of opposition
Feb 10, 2017
Notice of opposition
Feb 10, 2017
Notice of opposition
Feb 10, 2017
Patent document cited during the opposition procedure
Feb 10, 2017
Patent document cited during the opposition procedure
Feb 10, 2017
Patent document cited during the opposition procedure
Feb 10, 2017
Patent document cited during the opposition procedure
Feb 10, 2017
Patent document cited during the opposition procedure
Feb 10, 2017
Patent document cited during the opposition procedure
Feb 10, 2017
Patent document cited during the opposition procedure
Feb 10, 2017
Patent document cited during the opposition procedure
Feb 10, 2017
Patent document cited during the opposition procedure
Feb 10, 2017
Patent document cited during the opposition procedure
Feb 10, 2017
Patent document cited during the opposition procedure
Feb 10, 2017
Patent document cited during the opposition procedure
Feb 10, 2017
Patent document cited during the opposition procedure
Feb 10, 2017
Patent document cited during the opposition procedure
Feb 10, 2017
Patent document cited during the opposition procedure
Feb 10, 2017
Patent document cited during the opposition procedure
Feb 10, 2017
Patent document cited during the opposition procedure
Feb 10, 2017
Patent document cited during the opposition procedure
Feb 10, 2017
Patent document cited during the opposition procedure
Feb 10, 2017
Patent document cited during the opposition procedure
Feb 9, 2017
(Electronic) Receipt
Feb 9, 2017
Any annexes (other than citation) to an opposition letter
Feb 9, 2017
Any annexes (other than citation) to an opposition letter
Feb 9, 2017
Letter accompanying subsequently filed items
Feb 9, 2017
Non-patent literature cited during the opposition procedure
Feb 9, 2017
Non-patent literature cited during the opposition procedure
Feb 9, 2017
Non-patent literature cited during the opposition procedure
Feb 9, 2017
Non-patent literature cited during the opposition procedure
Feb 9, 2017
Non-patent literature cited during the opposition procedure
Feb 9, 2017
Non-patent literature cited during the opposition procedure
Feb 9, 2017
Notice of opposition
Feb 9, 2017
Patent document cited during the opposition procedure
Feb 9, 2017
Patent document cited during the opposition procedure
Feb 9, 2017
Patent document cited during the opposition procedure
Feb 9, 2017
Patent document cited during the opposition procedure
Feb 9, 2017
Patent document cited during the opposition procedure
Feb 9, 2017
Patent document cited during the opposition procedure
Feb 9, 2017
Patent document cited during the opposition procedure
Feb 9, 2017
Patent document cited during the opposition procedure
Feb 9, 2017
Patent document cited during the opposition procedure
Feb 9, 2017
Patent document cited during the opposition procedure
Feb 9, 2017
Patent document cited during the opposition procedure
Feb 9, 2017
Patent document cited during the opposition procedure
Feb 9, 2017
Patent document cited during the opposition procedure
Feb 9, 2017
Patent document cited during the opposition procedure
May 12, 2016
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Apr 14, 2016
Decision to grant a European patent
Mar 24, 2016
English translation of the claims
Mar 24, 2016
Filing of the translations of the claims
Mar 24, 2016
French translation of claims
Mar 22, 2016
English translation of the claims
Mar 22, 2016
Filing of the translations of the claims
Mar 22, 2016
French translation of claims
Feb 16, 2016
Bibliographic data of the European patent application
Feb 16, 2016
Communication about intention to grant a European patent
Feb 16, 2016
Intention to grant (signatures)
Feb 16, 2016
Text intended for grant
Jan 14, 2016
Communication of amended entries concerning the representative
Jan 4, 2016
Examination started
Dec 16, 2015
Annex
Dec 16, 2015
Submission concerning representation
Dec 15, 2015
Annex
Dec 15, 2015
Submission concerning representation
Oct 8, 2015
Priority search results
Oct 8, 2015
Reply to invitation to file a copy of priority search results
Sep 17, 2015
Invitation to file a copy of search results(priority)
Mar 13, 2015
Communication of amended entries concerning the representative
Mar 9, 2015
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Feb 9, 2015
Submission concerning change of applicant's representative
Feb 4, 2015
Notification of forthcoming publication
Jan 29, 2015
Submission concerning change of applicant's representative
Jan 14, 2015
Refund of fees
Dec 22, 2014
Communication regarding the transmission of the European search report
Dec 22, 2014
European search opinion
Dec 22, 2014
European search report
Nov 25, 2014
Communication of expected date of establishment of search report
Nov 8, 2014
Document related to search matters
Jul 29, 2014
Search started
Jul 21, 2014
Communication to designated inventor
Jul 21, 2014
Communication to designated inventor
Jul 21, 2014
Communication to designated inventor
Jul 1, 2014
Letter concerning the inventor
Jun 23, 2014
Deficiency in designation of inventor
Apr 29, 2014
Abstract
Apr 29, 2014
Claims
Apr 29, 2014
Request for grant of a European patent
Apr 28, 2014
Abstract
Apr 28, 2014
Claims
Apr 28, 2014
Description
Apr 28, 2014
Previously filed application
Apr 28, 2014
Request for grant of a European patent (divisional application)
Jul 21, 2011
Priority document (electronically transmitted)

EP2842990

TREOFAN GERMANY

Application Number: EP14001500A
Filing Date: Dec 21, 2010
Status: Revoked; Dec 13, 2019
Publication Date: May 11, 2016
External Links: Slate, Register , Google Patents

IP Verse

Microporous Film For Double Layer Capacitors

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP2842990