Highly Transparent Silicon Mixtures That Can Be Cross-Linked By Light

Patent No. EP2632986 (titled "Highly Transparent Silicon Mixtures That Can Be Cross-Linked By Light") was filed by Wacker Chemie on Oct 19, 2011. The application was issued on Sep 17, 2014.

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
MOMENTIVE PERFORMANCE MATERIALS GMBH	Jun 17, 2015	GILLE HRABAL PARTNERSCHAFTSGESELLSCHAFT MBB PATENTANWALTE

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 3, 2018
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Apr 3, 2018
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Mar 27, 2018
Termination of the opposition proceedings with revocation of patent
Jan 16, 2018
Advice of delivery
Jan 5, 2018
Advice of delivery
Dec 21, 2017
Advice of delivery
Dec 20, 2017
Advice of delivery
Dec 14, 2017
Acknowledgement of a document
Dec 14, 2017
Acknowledgement of a document
Dec 14, 2017
Decision of the Opposition Division and instruction
Dec 14, 2017
Decision revoking the European patent
Dec 14, 2017
Grounds for the decision (Annex) - opposition
Dec 14, 2017
Internal form - Opposition/addressees
Oct 6, 2017
Notification concerning the date of oral proceedings
Oct 6, 2017
Notification concerning the date of oral proceedings
Aug 10, 2017
Brief communication - Opposition proceedings
Aug 10, 2017
Brief communication - Opposition proceedings
Aug 4, 2017
Letter regarding the opposition procedure (no time limit)
Aug 2, 2017
Letter regarding the opposition procedure (no time limit)
Jul 31, 2017
Letter regarding the opposition procedure (no time limit)
Nov 7, 2016
Advice of delivery
Oct 26, 2016
Advice of delivery
Oct 18, 2016
Advice of delivery
Oct 18, 2016
Advice of delivery
Oct 11, 2016
Acknowledgement of a document
Oct 11, 2016
Acknowledgement of a document
Oct 11, 2016
Annex to the communication - opposition
Oct 11, 2016
Information about the result of oral proceedings
Oct 11, 2016
Preparation for oral proceedings
Oct 11, 2016
Summons to attend oral proceedings
Oct 11, 2016
Summons to attend oral proceedings
Jan 27, 2016
Brief communication - Opposition proceedings
Jan 20, 2016
German translation of the claims
Jan 20, 2016
Non-patent literature cited during the examination procedure
Jan 20, 2016
Reply of the patent proprietor to the notice(s) of opposition
Jan 18, 2016
Claims
Jan 18, 2016
Letter regarding PCTII procedure
Jan 18, 2016
Non-patent literature cited during the opposition procedure
Jan 18, 2016
Reply of the patent proprietor to the notice(s) of opposition
Dec 3, 2015
Grant of extension of time limit (opposition procedure)
Dec 1, 2015
Request for extension of time limit
Nov 27, 2015
Request for extension of time limit
Aug 20, 2015
Letter regarding the opposition procedure (no time limit)
Aug 20, 2015
Translation of the evidence during Opposition procedure
Jul 22, 2015
Communication of a notice of opposition and request to file observations
Jul 22, 2015
Notice of further oppositions to opponent(s)
Jun 24, 2015
Communication of a notice of opposition - first information to patent proprietor
Jun 17, 2015
Notice of opposition
Jun 17, 2015
Notice of opposition
Jun 17, 2015
Patent document cited during the opposition procedure
Jun 17, 2015
Patent document cited during the opposition procedure
Jun 17, 2015
Patent document cited during the opposition procedure
Jun 17, 2015
Patent document cited during the opposition procedure
Jun 17, 2015
Patent document cited during the opposition procedure
Jun 17, 2015
Translation of the evidence during Opposition procedure
Sep 19, 2014
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 21, 2014
Decision to grant a European patent
Aug 7, 2014
English translation of the claims
Aug 7, 2014
Filing of the translations of the claims
Aug 7, 2014
French translation of claims
Aug 7, 2014
Payment of fees and costs
Jun 10, 2014
Bibliographic data of the European patent application
Jun 10, 2014
Communication about intention to grant a European patent
Jun 10, 2014
Intention to grant (signatures)
Jun 10, 2014
Text intended for grant
Mar 27, 2014
Examination started
Mar 6, 2014
Statement of non-availability of priority search results
Jan 22, 2014
Invitation to file a copy of search results(priority)
Aug 7, 2013
Notification on forthcoming publication of bibliographic data
Jun 27, 2013
Amended description filed after receipt of (European) search report
Jun 27, 2013
Amendments received before examination
Jun 6, 2013
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Jun 4, 2013
Communication to designated inventor
May 14, 2013
Annexes to the international preliminary examination report
May 14, 2013
Copy of the international preliminary examination report
Apr 24, 2013
(Electronic) Receipt
Apr 24, 2013
Amended description filed after receipt of (European) search report
Apr 24, 2013
General authorisation
Apr 24, 2013
Request for entry into the European phase
Mar 8, 2013
Information on entry into European phase
Nov 2, 2012
Annex to International preliminary examination report
Nov 2, 2012
International preliminary examination report
Nov 2, 2012
International preliminary examination report
Nov 2, 2012
International preliminary examination report - free text sheet
Nov 2, 2012
International preliminary examination report - free text sheet
Nov 2, 2012
International preliminary examination report - points I-VIII
Nov 2, 2012
International preliminary examination report - points I-VIII
Nov 2, 2012
Notification of documents sent to WIPO
Nov 2, 2012
Transmittal of International Preliminary Examination Report
May 24, 2012
Priority document (electronically transmitted)
May 8, 2012
Notification of election of EPO
May 3, 2012
Copy of the international search report
May 3, 2012
Published international application - A1
Apr 24, 2012
Amendments of documents (Article 19 PCT)
Apr 13, 2012
Notification of documents sent to WIPO
Apr 13, 2012
Notification of receipt of demand
Mar 28, 2012
PCT demand form
Mar 28, 2012
PCT(IPEA): Amended sheet - claims
Mar 28, 2012
PCT(IPEA): Amended sheet - claims
Dec 30, 2011
Written opinion of the ISA, boxes No. I to VIII
Dec 30, 2011
Written opinion of the ISA, cover sheet
Dec 30, 2011
Written opinion of the ISA, supplemental box
Oct 19, 2011
(Electronic) Receipt
Oct 19, 2011
Abstract
Oct 19, 2011
Claims
Oct 19, 2011
Description

EP2632986

WACKER CHEMIE

Application Number: EP11788073A
Filing Date: Oct 19, 2011
Status: Revoked; Mar 30, 2018
Publication Date: Sep 17, 2014
External Links: Slate, Register , Google Patents

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Highly Transparent Silicon Mixtures That Can Be Cross-Linked By Light

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Dossier Documents

EP2632986