Method For The Causticizing Process For Producing White Liquor

Patent No. EP2773812 (titled "Method For The Causticizing Process For Producing White Liquor") was filed by Valmet on Nov 4, 2011. The application was issued on Dec 19, 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
ANDRITZ	Dec 2, 2016	HOFFMANN EITLE

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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Nov 22, 2018
Decision to maintain the European patent in amended form
Nov 22, 2018
Decision to maintain the European patent in amended form
Nov 16, 2018
Termination of the opposition proceedings with maintenance of patent
Nov 8, 2018
(Electronic) Receipt
Nov 8, 2018
Filing of the translation of the amended claims
Nov 8, 2018
French translation of claims
Nov 8, 2018
German translation of the claims
Aug 27, 2018
Communication of bibliographic data
Aug 27, 2018
Communication to opponent concerning maintenance
Aug 27, 2018
Communication with request to file translations
Aug 22, 2018
Maintenance of the patent with the documents specified in the final decision
Aug 20, 2018
(Electronic) Receipt
Aug 20, 2018
General enquiry
Aug 20, 2018
Letter accompanying subsequently filed items
Apr 24, 2018
Advice of delivery
Apr 24, 2018
Advice of delivery
Apr 23, 2018
Advice of delivery
Apr 20, 2018
Advice of delivery
Apr 20, 2018
Advice of delivery
Apr 19, 2018
Acknowledgement of a document
Apr 19, 2018
Acknowledgement of a document
Apr 19, 2018
Annex to the communication - opposition
Apr 19, 2018
Decision of the Opposition Division and instruction
Apr 19, 2018
Druckexemplar in opposition procedure
Apr 19, 2018
Grounds for the decision (Annex) - opposition
Apr 19, 2018
Interlocutory decision in opposition proceedings
Apr 19, 2018
Internal form - Opposition/addressees
Apr 19, 2018
Internal form - Opposition/addressees
Apr 19, 2018
Means of redress
Apr 19, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 19, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 19, 2018
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Apr 19, 2018
Provision of a copy of the minutes - opposition procedure
Mar 1, 2018
Information about the result of oral proceedings
Feb 27, 2018
Brief communication - Opposition proceedings
Feb 22, 2018
(Electronic) Receipt
Feb 22, 2018
Citation in opposition procedure
Feb 22, 2018
Citation in opposition procedure
Feb 22, 2018
Citation in opposition procedure
Feb 22, 2018
Citation in opposition procedure
Feb 22, 2018
Citation in opposition procedure
Feb 22, 2018
Letter accompanying subsequently filed items
Feb 22, 2018
Written submission in preparation to/during oral proceedings
Feb 15, 2018
Brief communication - Opposition proceedings
Feb 9, 2018
Request for interpreters during oral proceedings
Jan 3, 2018
Brief communication - Opposition proceedings
Jan 3, 2018
Brief communication - Opposition proceedings
Jan 3, 2018
Brief communication - Opposition proceedings
Dec 21, 2017
(Electronic) Receipt
Dec 21, 2017
(Electronic) Receipt
Dec 21, 2017
Amended claims with annotations
Dec 21, 2017
Amended claims with annotations
Dec 21, 2017
Amended claims with annotations
Dec 21, 2017
Auxiliary request during Opposition procedure
Dec 21, 2017
Auxiliary request during Opposition procedure
Dec 21, 2017
Auxiliary request during Opposition procedure
Dec 21, 2017
Letter accompanying subsequently filed items
Dec 21, 2017
Letter accompanying subsequently filed items
Dec 21, 2017
Request for interpreters during oral proceedings
Dec 21, 2017
Request for interpreters during oral proceedings
Dec 21, 2017
Written submission in preparation to/during oral proceedings
Dec 21, 2017
Written submission in preparation to/during oral proceedings
Oct 23, 2017
Brief communication - Opposition proceedings
Oct 18, 2017
(Electronic) Receipt
Oct 18, 2017
Letter accompanying subsequently filed items
Oct 18, 2017
Request for interpreters during oral proceedings
Sep 19, 2017
Advice of delivery
Sep 19, 2017
Advice of delivery
Sep 18, 2017
Advice of delivery
Sep 15, 2017
Advice of delivery
Sep 15, 2017
Brief communication - Opposition proceedings
Sep 15, 2017
Brief communication - Opposition proceedings
Sep 15, 2017
Summons to attend oral proceedings
Sep 15, 2017
Summons to attend oral proceedings
Sep 14, 2017
Acknowledgement of a document
Sep 14, 2017
Acknowledgement of a document
Sep 14, 2017
Annex to the communication - opposition
Sep 14, 2017
Preparation for oral proceedings
Sep 14, 2017
Summons to attend oral proceedings
Sep 14, 2017
Summons to attend oral proceedings
May 11, 2017
Brief communication - Opposition proceedings
May 3, 2017
(Electronic) Receipt
May 3, 2017
Amended claims with annotations
May 3, 2017
Amended claims with annotations
May 3, 2017
Amended claims with annotations
May 3, 2017
Auxiliary request during Opposition procedure
May 3, 2017
Auxiliary request during Opposition procedure
May 3, 2017
Auxiliary request during Opposition procedure
May 3, 2017
Letter accompanying subsequently filed items
May 3, 2017
Reply of the patent proprietor to the notice(s) of opposition
Jan 9, 2017
Communication of a notice of opposition and request to file observations
Jan 9, 2017
Notice of further oppositions to opponent(s)
Dec 14, 2016
Communication of a notice of opposition - first information to patent proprietor
Dec 2, 2016
Non-patent literature cited during the opposition procedure
Dec 2, 2016
Non-scannable object
Dec 2, 2016
Non-scannable object
Dec 2, 2016
Non-scannable object
Dec 2, 2016
Non-scannable object
Dec 2, 2016
Non-scannable object
Dec 2, 2016
Non-scannable object
Dec 2, 2016
Non-scannable object
Dec 2, 2016
Notice of opposition
Dec 2, 2016
Notice of opposition
Dec 2, 2016
Patent document cited during the opposition procedure
Dec 2, 2016
Payment of fees and costs
Mar 3, 2016
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Feb 4, 2016
Decision to grant a European patent
Dec 21, 2015
(Electronic) Receipt
Dec 21, 2015
Filing of the translations of the claims
Dec 21, 2015
French translation of claims
Dec 21, 2015
German translation of the claims
Sep 10, 2015
Bibliographic data of the European patent application
Sep 10, 2015
Communication about intention to grant a European patent
Sep 10, 2015
Intention to grant (signatures)
Sep 10, 2015
Text intended for grant
Aug 19, 2015
Examination started
Jul 14, 2015
(Electronic) Receipt
Jul 14, 2015
Amended claims filed after receipt of (European) search report
Jul 14, 2015
Amended claims with annotations
Jul 14, 2015
Amended description filed after receipt of (European) search report
Jul 14, 2015
Amended description with annotations
Jul 14, 2015
Amendments received before examination
Jul 14, 2015
Letter accompanying subsequently filed items
Jun 2, 2015
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
May 15, 2015
Communication regarding the transmission of the European search report
May 15, 2015
European search opinion
May 15, 2015
Supplementary European search report
May 7, 2015
Search started
Apr 29, 2015
Communication of amended entries concerning the representative
Mar 26, 2015
(Electronic) Receipt
Mar 26, 2015
Submission concerning change of applicant's representative
Aug 13, 2014
Notification on forthcoming publication of bibliographic data
Jun 18, 2014
Communication regarding possible amendment of the application/payment of claims fee
Jun 16, 2014
Communication to designated inventor
Jun 16, 2014
Communication to designated inventor
May 19, 2014
(Electronic) Receipt
May 19, 2014
Copy of the international preliminary report on patentability
May 19, 2014
Request for entry into the European phase
Mar 26, 2014
Notification of the recording of a change
Mar 26, 2014
Notification of the recording of a change
Mar 14, 2014
Information on entry into European phase
May 10, 2013
Copy of the international search report
May 10, 2013
Published international application - A1

EP2773812

VALMET

Application Number: EP11874958A
Filing Date: Nov 4, 2011
Status: Patent Maintained As Amended; Nov 16, 2018
Publication Date: Dec 19, 2018
External Links: Slate, Register , Google Patents

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Method For The Causticizing Process For Producing White Liquor

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Dossier Documents

EP2773812