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Method And System For Producing Crystalline Calcium Carbonate By The Combined Use Of Two Gases With Different Co2 Content

Patent No. EP2984040 (titled "Method And System For Producing Crystalline Calcium Carbonate By The Combined Use Of Two Gases With Different Co2 Content") was filed by Papierfabrik August Koehler on Mar 26, 2014. The application was issued on Jan 31, 2018.

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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
AECHTER	Oct 31, 2018	TER MEER STEINMEISTER & PARTNER

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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Jul 7, 2020
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Jul 7, 2020
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Jul 2, 2020
Termination of the opposition proceedings with revocation of patent
Mar 5, 2020
Advice of delivery
Mar 3, 2020
Advice of delivery
Mar 2, 2020
Acknowledgement of a document
Mar 2, 2020
Acknowledgement of a document
Mar 2, 2020
Annex to the communication - opposition
Mar 2, 2020
Decision of the Opposition Division and instruction
Mar 2, 2020
Decision revoking the European patent
Mar 2, 2020
Grounds for the decision (Annex) - opposition
Mar 2, 2020
Internal form - Opposition/addressees
Mar 2, 2020
Internal form - Opposition/addressees
Mar 2, 2020
Means of redress
Mar 2, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 2, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 2, 2020
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Mar 2, 2020
Provision of a copy of the minutes - opposition procedure
Jan 27, 2020
Information about the result of oral proceedings
Jan 3, 2020
Brief communication - Opposition proceedings
Dec 17, 2019
(Electronic) Receipt
Dec 17, 2019
Letter accompanying subsequently filed items
Dec 17, 2019
Request for interpreters during oral proceedings
Dec 5, 2019
Brief communication in opposition procedure - time limit
Dec 2, 2019
Brief communication - Opposition proceedings
Dec 2, 2019
Brief communication - Opposition proceedings
Nov 27, 2019
(Electronic) Receipt
Nov 27, 2019
(Electronic) Receipt
Nov 27, 2019
Citation in opposition procedure - 009
Nov 27, 2019
Consolidated list of cited opposition documents
Nov 27, 2019
Letter accompanying subsequently filed items
Nov 27, 2019
Letter accompanying subsequently filed items
Nov 27, 2019
Written submission in preparation to/during oral proceedings
Nov 27, 2019
Written submission in preparation to/during oral proceedings
Jul 29, 2019
Advice of delivery
Jul 26, 2019
Advice of delivery
Jul 25, 2019
Advice of delivery
Jul 25, 2019
Advice of delivery
Jul 23, 2019
Acknowledgement of a document
Jul 23, 2019
Acknowledgement of a document
Jul 23, 2019
Annex to the communication - opposition
Jul 23, 2019
Information concerning oral proceedings
Jul 23, 2019
Summons to attend oral proceedings
Jul 23, 2019
Summons to attend oral proceedings
Mar 26, 2019
Brief communication - Opposition proceedings
Mar 26, 2019
Rejection of request for extension of time limit
Mar 21, 2019
(Electronic) Receipt
Mar 21, 2019
Letter accompanying subsequently filed items
Mar 21, 2019
Request for extension of time limit
Nov 13, 2018
Communication of a notice of opposition and request to file observations
Nov 13, 2018
Notice of further oppositions to opponent(s)
Nov 6, 2018
Communication of a notice of opposition - first information to patent proprietor
Oct 31, 2018
(Electronic) Receipt
Oct 31, 2018
Citation in opposition procedure - 001
Oct 31, 2018
Citation in opposition procedure - 002
Oct 31, 2018
Citation in opposition procedure - 003
Oct 31, 2018
Citation in opposition procedure - 004
Oct 31, 2018
Citation in opposition procedure - 005
Oct 31, 2018
Citation in opposition procedure - 006
Oct 31, 2018
Citation in opposition procedure - 007
Oct 31, 2018
Citation in opposition procedure - 008
Oct 31, 2018
Notice of opposition
Oct 31, 2018
Notice of opposition
Feb 16, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jan 5, 2018
Decision to grant a European patent
Dec 13, 2017
(Electronic) Receipt
Dec 13, 2017
English translation of the claims
Dec 13, 2017
Filing of the translations of the claims
Dec 13, 2017
French translation of claims
Dec 13, 2017
Letter accompanying subsequently filed items
Aug 31, 2017
Bibliographic data of the European patent application
Aug 31, 2017
Communication about intention to grant a European patent
Aug 31, 2017
Intention to grant (signatures)
Aug 31, 2017
Text intended for grant (clean copy)
Aug 31, 2017
Text intended for grant (version for approval)
Apr 4, 2017
(Electronic) Receipt
Apr 4, 2017
Amended claims with annotations
Apr 4, 2017
Amended description with annotations
Apr 4, 2017
Claims
Apr 4, 2017
Description
Apr 4, 2017
Letter accompanying subsequently filed items
Apr 4, 2017
Reply to communication from the Examining Division
Nov 25, 2016
Annex to the communication
Nov 25, 2016
Communication from the Examining Division
Jun 20, 2016
(Electronic) Receipt
Jun 20, 2016
Letter accompanying subsequently filed items
Jun 20, 2016
Reply to Written Opinion prepared by the EPO
Jun 10, 2016
Submission concerning representation
Jun 10, 2016
Submission concerning representation
Mar 2, 2016
Communication to designated inventor
Feb 22, 2016
(Electronic) Receipt
Feb 22, 2016
Letter accompanying subsequently filed items
Feb 22, 2016
Letter concerning the inventor
Jan 21, 2016
Invitation to indicate correct address of inventor
Jan 20, 2016
Notification on forthcoming publication of bibliographic data
Jan 14, 2016
Letter which had not been notified
Dec 11, 2015
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Dec 9, 2015
Communication to designated inventor
Dec 9, 2015
Communication to designated inventor
Dec 4, 2015
Priority search results copy provided by EPO
Nov 3, 2015
(Electronic) Receipt
Nov 3, 2015
Request for entry into the European phase
Oct 21, 2015
Copy of the international preliminary report on patentability
Aug 14, 2015
Information on entry into European phase
Dec 31, 2014
Copy of the international search report
Dec 31, 2014
Copy of the international search report
Dec 31, 2014
International publication of the international search report
Dec 2, 2014
Notification of the recording of a change
Dec 2, 2014
Notification of the recording of a change
Dec 2, 2014
Notification of the recording of a change
Dec 2, 2014
Notification of the recording of a change
Nov 12, 2014
Written opinion of the ISA, boxes No. I to VIII
Nov 12, 2014
Written opinion of the ISA, cover sheet
Nov 12, 2014
Written opinion of the ISA, supplemental box
Oct 29, 2014
Priority document (electronically transmitted)
Oct 9, 2014
Published international application - A2
Mar 26, 2014
(Electronic) Receipt
Mar 26, 2014
Abstract
Mar 26, 2014
Claims
Mar 26, 2014
Description
Mar 26, 2014
Drawings
Mar 26, 2014
Priority document (RO-procedure)

EP2984040

PAPIERFABRIK AUGUST KOEHLER

Application Number: EP14718924A
Filing Date: Mar 26, 2014
Status: Revoked; Jul 3, 2020
Publication Date: Jan 31, 2018
External Links: Slate, Register , Google Patents