IP Verse

Method For Producing A Belite Cement With High Reactivity And Low Calcium/Silicate Ratio

Patent No. EP2676943 (titled "Method For Producing A Belite Cement With High Reactivity And Low Calcium/Silicate Ratio") was filed by Heidelbergcement on Jun 20, 2012. The application was issued on Jan 20, 2021.

Patent Summary

Patent Family

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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
KARLSRUHER INSTITUT FUR TECHNOLOGIE	Dec 23, 2015	FDST 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

Jan 15, 2021
Termination of the opposition proceedings with maintenance of patent
Jan 11, 2021
Decision to maintain the European patent in amended form
Jan 11, 2021
Decision to maintain the European patent in amended form
Dec 15, 2020
(Electronic) Receipt
Dec 15, 2020
English translation of the claims
Dec 15, 2020
Filing of the translation of the amended claims
Dec 15, 2020
French translation of claims
Dec 15, 2020
Letter accompanying subsequently filed items
Sep 24, 2020
Communication of bibliographic data
Sep 24, 2020
Communication to opponent concerning maintenance
Sep 24, 2020
Communication with request to file translations
Sep 18, 2020
Maintenance of the patent with the documents specified in the final decision
Sep 18, 2020
Maintenance of the patent with the documents specified in the final decision
Jul 31, 2020
Advice of delivery
Jul 30, 2020
Advice of delivery
Jul 27, 2020
Decision of the Board of Appeal
Jul 27, 2020
F3032 Notification(s) of the decision
Jul 27, 2020
F3032 Notification(s) of the decision
Jul 21, 2020
F3013 Oral Proceedings: Forwarding minutes
Jul 21, 2020
F3013 Oral Proceedings: Forwarding minutes
Jul 16, 2020
F3315 Oral Proceedings: Minutes (Appellant : Proprietor)
Jul 2, 2020
F3345 Forwarding of submissions to parties
Jul 1, 2020
F3345 Forwarding of submissions to parties
Jun 30, 2020
Cover sheet for fax transmission
Jun 29, 2020
(Electronic) Receipt
Jun 29, 2020
Letter dealing with oral proceedings during the appeal procedure
Jun 29, 2020
Written submission in preparation to/during oral proceedings
Jun 26, 2020
(Electronic) Receipt
Jun 26, 2020
Letter accompanying subsequently filed items
Jun 26, 2020
Letter dealing with oral proceedings during the appeal procedure
Jun 16, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jun 16, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jun 15, 2020
F3345 Forwarding of submissions to parties
Jun 10, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jun 9, 2020
(Electronic) Receipt
Jun 9, 2020
F3345 Forwarding of submissions to parties
Jun 9, 2020
Letter accompanying subsequently filed items
Jun 9, 2020
Letter dealing with oral proceedings during the appeal procedure
Jun 8, 2020
F3018 Oral proceedings: Confirmation interpreters
Jun 8, 2020
F3018 Oral proceedings: Confirmation interpreters
May 28, 2020
F3345 Forwarding of submissions to parties
May 19, 2020
(Electronic) Receipt
May 19, 2020
Letter accompanying subsequently filed items
May 19, 2020
Request for interpreters during oral proceedings
May 12, 2020
F3345 Forwarding of submissions to parties
May 11, 2020
Request for interpreters during oral proceedings
May 7, 2020
Request for interpreters during oral proceedings
Apr 28, 2020
F3345 Forwarding of submissions to parties
Apr 22, 2020
(Electronic) Receipt
Apr 22, 2020
Amended claims with annotations
Apr 22, 2020
Claims
Apr 22, 2020
Letter accompanying subsequently filed items
Apr 22, 2020
Letter dealing with oral proceedings during the appeal procedure
Mar 5, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 5, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Oct 21, 2019
Advice of delivery
Oct 16, 2019
Advice of delivery
Oct 16, 2019
Advice of delivery
Oct 15, 2019
Advice of delivery
Oct 11, 2019
Acknowledgement of a document
Oct 11, 2019
Acknowledgement of a document
Oct 11, 2019
F3011.1 Oral Proceedings: summons
Oct 11, 2019
F3011.1 Oral Proceedings: summons
Oct 8, 2019
F3010 Oral proceedings: order for summons
Mar 22, 2019
F3345 Forwarding of submissions to parties
Mar 19, 2019
(Electronic) Receipt
Mar 19, 2019
Letter accompanying subsequently filed items
Mar 19, 2019
Letter relating to Appeal Procedure
Mar 4, 2019
Composition of the board (T)
Dec 21, 2018
F3345 Forwarding of submissions to parties
Dec 20, 2018
Cited document during appeal procedure
Dec 20, 2018
Reply to appeal
Dec 18, 2018
Reply to appeal
Aug 20, 2018
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Aug 15, 2018
(Electronic) Receipt
Aug 15, 2018
Letter accompanying subsequently filed items
Aug 15, 2018
Statement of grounds of appeal
Jun 13, 2018
Refund of fees
Jun 1, 2018
F3204 Communication of the file number to the parties
Jun 1, 2018
F3204 Communication of the file number to the parties
May 29, 2018
Processing of an appeal
May 28, 2018
(Electronic) Receipt
May 28, 2018
Letter accompanying subsequently filed items
May 28, 2018
Notice of appeal
Apr 13, 2018
Advice of delivery
Apr 12, 2018
Advice of delivery
Apr 9, 2018
Advice of delivery
Apr 9, 2018
Advice of delivery
Apr 5, 2018
Acknowledgement of a document
Apr 5, 2018
Acknowledgement of a document
Apr 5, 2018
Annex to the communication - opposition
Apr 5, 2018
Decision of the Opposition Division and instruction
Apr 5, 2018
Druckexemplar in opposition procedure
Apr 5, 2018
Grounds for the decision (Annex) - opposition
Apr 5, 2018
Interlocutory decision in opposition proceedings
Apr 5, 2018
Interlocutory decision in opposition proceedings
Apr 5, 2018
Internal form - Opposition/addressees
Apr 5, 2018
Internal form - Opposition/addressees
Apr 5, 2018
Means of redress
Apr 5, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 5, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 5, 2018
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Apr 5, 2018
Provision of a copy of the minutes - opposition procedure
Apr 5, 2018
Provision of a copy of the minutes - opposition procedure
Apr 5, 2018
Scanned annex to a communication - opposition procedure
Apr 5, 2018
Scanned annex to a communication - opposition procedure
Jan 11, 2018
Information about the result of oral proceedings
Dec 21, 2017
Request for interpreters during oral proceedings
Dec 15, 2017
Brief communication - Opposition proceedings
Dec 14, 2017
Brief communication - Opposition proceedings
Dec 12, 2017
(Electronic) Receipt
Dec 12, 2017
Auxiliary request during Opposition procedure
Dec 12, 2017
Auxiliary request during Opposition procedure
Dec 12, 2017
Auxiliary request during Opposition procedure
Dec 12, 2017
Auxiliary request during Opposition procedure
Dec 12, 2017
Letter accompanying subsequently filed items
Dec 12, 2017
Written submission in preparation to/during oral proceedings
Dec 11, 2017
(Electronic) Receipt
Dec 11, 2017
Letter accompanying subsequently filed items
Dec 11, 2017
Written submission in preparation to/during oral proceedings
Dec 4, 2017
Brief communication - Opposition proceedings
Oct 20, 2017
Brief communication - Opposition proceedings
Oct 18, 2017
Request for interpreters during oral proceedings
Oct 16, 2017
Request for interpreters during oral proceedings
Oct 5, 2017
Letter accompanying subsequently filed items
Oct 5, 2017
Request for interpreters during oral proceedings
May 29, 2017
Advice of delivery
May 26, 2017
Advice of delivery
May 23, 2017
Advice of delivery
May 23, 2017
Advice of delivery
May 22, 2017
Acknowledgement of a document
May 22, 2017
Acknowledgement of a document
May 22, 2017
Annex to the communication - opposition
May 22, 2017
Information concerning oral proceedings
May 22, 2017
Preparation for oral proceedings
May 22, 2017
Summons to attend oral proceedings
May 22, 2017
Summons to attend oral proceedings
Jan 27, 2017
Communication of amended entries concerning the representative
Jan 23, 2017
Submission concerning change of applicant's representative
Jan 16, 2017
CDS Clean up - amended data concerning the representative for the applicant
Dec 19, 2016
Submission concerning representation
Sep 1, 2016
Brief communication - Opposition proceedings
Aug 22, 2016
(Electronic) Receipt
Aug 22, 2016
Citation in opposition procedure
Aug 22, 2016
Claims
Aug 22, 2016
Claims
Aug 22, 2016
Letter accompanying subsequently filed items
Aug 22, 2016
Reply of the patent proprietor to the notice(s) of opposition
Jun 21, 2016
Brief communication - Opposition proceedings
Jun 21, 2016
Grant of extension of time limit (opposition procedure)
Jun 10, 2016
Request for extension of time limit
Feb 12, 2016
Communication of a notice of opposition and request to file observations
Feb 12, 2016
Notice of further oppositions to opponent(s)
Feb 8, 2016
Communication of a notice of opposition - first information to patent proprietor
Dec 23, 2015
(Electronic) Receipt
Dec 23, 2015
Non-patent literature cited during the opposition procedure
Dec 23, 2015
Non-patent literature cited during the opposition procedure
Dec 23, 2015
Non-patent literature cited during the opposition procedure
Dec 23, 2015
Non-patent literature cited during the opposition procedure
Dec 23, 2015
Non-patent literature cited during the opposition procedure
Dec 23, 2015
Non-patent literature cited during the opposition procedure
Dec 23, 2015
Non-patent literature cited during the opposition procedure
Dec 23, 2015
Non-patent literature cited during the opposition procedure
Dec 23, 2015
Non-patent literature cited during the opposition procedure
Dec 23, 2015
Non-patent literature cited during the opposition procedure
Dec 23, 2015
Non-patent literature cited during the opposition procedure
Dec 23, 2015
Notice of opposition
Dec 23, 2015
Notice of opposition
Dec 23, 2015
Patent document cited during the opposition procedure
Dec 23, 2015
Patent document cited during the opposition procedure
Dec 23, 2015
Patent document cited during the opposition procedure
Dec 23, 2015
Patent document cited during the opposition procedure
Dec 23, 2015
Patent document cited during the opposition procedure
Apr 9, 2015
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 12, 2015
Decision to grant a European patent
Feb 20, 2015
English translation of the claims
Feb 20, 2015
Filing of the translations of the claims
Feb 20, 2015
French translation of claims
Oct 23, 2014
Bibliographic data of the European patent application
Oct 23, 2014
Communication about intention to grant a European patent
Oct 23, 2014
Intention to grant (signatures)
Oct 23, 2014
Text intended for grant
Jul 11, 2014
Reply to communication from the Examining Division
Apr 10, 2014
Annex to the communication
Apr 10, 2014
Communication from the Examining Division
Apr 4, 2014
Examination started
Mar 8, 2014
Payment of fees and costs
Jan 28, 2014
General enquiry
Jan 28, 2014
Letter concerning the designation and/or extension and/or validation of states
Jan 28, 2014
Payment of fees and costs
Jan 7, 2014
Information about publication, reminder payment of designation fee, response to extended European search report, if applicable
Nov 27, 2013
Notification of forthcoming publication
Jun 19, 2013
General enquiry
Dec 20, 2012
Letter concerning fees and payments
Nov 23, 2012
Communication regarding the transmission of the European search report
Nov 23, 2012
European search opinion
Nov 23, 2012
European search report
Oct 23, 2012
Communication to designated inventor
Oct 23, 2012
Communication to designated inventor
Oct 23, 2012
Communication to designated inventor
Oct 23, 2012
Communication to designated inventor
Sep 29, 2012
Designation of inventor
Sep 29, 2012
Letter concerning the inventor
Aug 3, 2012
Deficiency in designation of inventor
Jul 5, 2012
Letter relating to the automatic debiting procedure
Jun 28, 2012
Abstract
Jun 28, 2012
Claims
Jun 28, 2012
Description
Jun 28, 2012
Drawings
Jun 28, 2012
Matter concerning the application
Jun 28, 2012
Request for grant of a European patent
Jun 20, 2012
Abstract
Jun 20, 2012
Claims
Jun 20, 2012
Description
Jun 20, 2012
Drawings
Jun 20, 2012
Letter accompanying subsequently filed items
Jun 20, 2012
Request for grant of a European patent

EP2676943

HEIDELBERGCEMENT

Application Number: EP12004620A
Filing Date: Jun 20, 2012
Status: Patent Maintained As Amended; Dec 18, 2020
Publication Date: Jan 20, 2021
External Links: Slate, Register , Google Patents