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Film Formation With Calcite

Patent No. EP2794778 (titled "Film Formation With Calcite") was filed by Retec on Dec 21, 2012. The application was issued on Sep 13, 2017.

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
OMYA	Jun 13, 2018	CHWALKA

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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Mar 26, 2020
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Mar 26, 2020
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Mar 23, 2020
Termination of the opposition proceedings with revocation of patent
Dec 24, 2019
(Electronic) Receipt
Dec 24, 2019
Advice of delivery
Dec 24, 2019
Letter accompanying subsequently filed items
Dec 11, 2019
Advice of delivery
Dec 10, 2019
Acknowledgement of a document
Dec 10, 2019
Acknowledgement of a document
Dec 10, 2019
Decision of the Opposition Division and instruction
Dec 10, 2019
Decision revoking the European patent
Dec 10, 2019
Grounds for the decision (Annex) - opposition
Dec 10, 2019
Internal form - Opposition/addressees
Dec 10, 2019
Means of redress
Nov 7, 2019
Notification concerning the date of oral proceedings
Nov 7, 2019
Notification concerning the date of oral proceedings
Nov 6, 2019
Brief communication - Opposition proceedings
Nov 4, 2019
Notification concerning the date of oral proceedings
Nov 4, 2019
Notification concerning the date of oral proceedings
Oct 29, 2019
(Electronic) Receipt
Oct 29, 2019
Letter accompanying subsequently filed items
Oct 29, 2019
Written submission in preparation to/during oral proceedings
Sep 19, 2019
Brief communication - Opposition proceedings
Sep 13, 2019
(Electronic) Receipt
Sep 13, 2019
Any annexes (other than citation) to an opposition letter
Sep 13, 2019
Any annexes (other than citation) to an opposition letter
Sep 13, 2019
Citation in opposition procedure - 011
Sep 13, 2019
Consolidated list of cited opposition documents
Sep 13, 2019
Letter accompanying subsequently filed items
Sep 13, 2019
Written submission in preparation to/during oral proceedings
Sep 10, 2019
Brief communication - Opposition proceedings
Sep 5, 2019
(Electronic) Receipt
Sep 5, 2019
Letter accompanying subsequently filed items
Sep 5, 2019
Request for interpreters during oral proceedings
Mar 25, 2019
Advice of delivery
Mar 21, 2019
(Electronic) Receipt
Mar 21, 2019
Advice of delivery
Mar 21, 2019
Letter accompanying subsequently filed items
Mar 15, 2019
Advice of delivery
Mar 14, 2019
Advice of delivery
Mar 13, 2019
Acknowledgement of a document
Mar 13, 2019
Acknowledgement of a document
Mar 13, 2019
Annex to the communication - opposition
Mar 13, 2019
Information concerning oral proceedings
Mar 13, 2019
Summons to attend oral proceedings
Mar 13, 2019
Summons to attend oral proceedings
Nov 14, 2018
Brief communication - Opposition proceedings
Nov 7, 2018
(Electronic) Receipt
Nov 7, 2018
Amended claims with annotations
Nov 7, 2018
Claims
Nov 7, 2018
Letter accompanying subsequently filed items
Nov 7, 2018
Reply of the patent proprietor to the notice(s) of opposition
Jun 27, 2018
Communication of a notice of opposition and request to file observations
Jun 27, 2018
Notice of further oppositions to opponent(s)
Jun 21, 2018
Communication of a notice of opposition - first information to patent proprietor
Jun 13, 2018
Citation in opposition procedure - 001
Jun 13, 2018
Citation in opposition procedure - 002
Jun 13, 2018
Citation in opposition procedure - 003
Jun 13, 2018
Citation in opposition procedure - 004
Jun 13, 2018
Citation in opposition procedure - 005
Jun 13, 2018
Citation in opposition procedure - 006
Jun 13, 2018
Citation in opposition procedure - 007
Jun 13, 2018
Citation in opposition procedure - 008
Jun 13, 2018
Citation in opposition procedure - 009
Jun 13, 2018
Citation in opposition procedure - 010
Jun 13, 2018
International publication (Pamphlet)
Jun 13, 2018
Notice of opposition
Jun 13, 2018
Notice of opposition
Nov 13, 2017
Communication of the registration of a transfer or change of name and/or address
Nov 7, 2017
(Electronic) Receipt
Nov 7, 2017
Letter accompanying subsequently filed items
Nov 7, 2017
Submission concerning a transfer of rights (applicant)
Oct 31, 2017
Indication of deficiencies in a request for registering a transfer of rights and invitation to correct them
Oct 27, 2017
Annexes in respect of a client data request
Oct 27, 2017
Letter concerning fees and payments
Oct 27, 2017
Submission concerning a transfer of rights (applicant)
Sep 14, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Sep 13, 2017
(Electronic) Receipt
Sep 13, 2017
Annexes in respect of a client data request
Sep 13, 2017
Letter accompanying subsequently filed items
Sep 13, 2017
Submission concerning a transfer of rights (applicant)
Aug 18, 2017
Decision to grant a European patent
Aug 3, 2017
(Electronic) Receipt
Aug 3, 2017
Filing of the translations of the claims
Aug 3, 2017
French translation of claims
Aug 3, 2017
German translation of the claims
Aug 3, 2017
Letter accompanying subsequently filed items
Apr 4, 2017
Bibliographic data of the European patent application
Apr 4, 2017
Communication about intention to grant a European patent
Apr 4, 2017
Intention to grant (signatures)
Apr 4, 2017
Text intended for grant (clean copy)
Apr 4, 2017
Text intended for grant (version for approval)
Feb 14, 2017
(Electronic) Receipt
Feb 14, 2017
Amended claims filed after receipt of (European) search report
Feb 14, 2017
Amended claims with annotations
Feb 14, 2017
Amended description filed after receipt of (European) search report
Feb 14, 2017
Amended description with annotations
Feb 14, 2017
Amendments received before examination
Feb 14, 2017
Letter accompanying subsequently filed items
Aug 17, 2016
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Jul 28, 2016
Communication regarding the transmission of the European search report
Jul 28, 2016
European search opinion
Jul 28, 2016
Information on Search Strategy
Jul 28, 2016
Supplementary European search report
Mar 29, 2016
Communication regarding the transmission of the European search report
Mar 29, 2016
Information on Search Strategy
Mar 29, 2016
Partial European search report
Jan 20, 2016
Submission concerning change of applicant's representative
Feb 4, 2015
Notice drawing attention to the payment of the renewal fee and additional fee
Oct 1, 2014
Notification on forthcoming publication of bibliographic data
Aug 20, 2014
Communication regarding possible amendment of the application/payment of claims fee
Aug 4, 2014
Communication to designated inventor
Aug 4, 2014
Communication to designated inventor
Aug 4, 2014
Communication to designated inventor
Aug 4, 2014
Communication to designated inventor
Jul 16, 2014
(Electronic) Receipt
Jul 16, 2014
Amended claims filed after receipt of (European) search report
Jul 16, 2014
Request for entry into the European phase
Jul 7, 2014
Copy of the international preliminary report on patentability
May 6, 2014
Information on entry into European phase
Jul 17, 2013
Priority document (electronically transmitted)
Jun 27, 2013
Copy of the international search report
Jun 27, 2013
Published international application - A1

EP2794778

RETEC

Application Number: EP12858756A
Filing Date: Dec 21, 2012
Status: Revoked; Mar 27, 2020
Publication Date: Sep 13, 2017
External Links: Slate, EP2794778B1, Google Patents

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Film Formation With Calcite

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Dossier Documents

EP2794778