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Process For Burning And Cooling Carbonate Rock In A Parallel-Flow Regenerative Lime Kiln, And A Parallel-Flow Regenerative Lime Kiln

Patent No. EP3030532 (titled "Process For Burning And Cooling Carbonate Rock In A Parallel-Flow Regenerative Lime Kiln, And A Parallel-Flow Regenerative Lime Kiln") was filed by Maerz Ofenbau on Jul 28, 2014. The application was issued on May 19, 2021.

Patent Summary

Patent Family

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
LHOIST RECHERCHE ET DEVELOPPEMENT	Nov 21, 2018	CALYSTA

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 22, 2021
Decision to maintain the European patent in amended form
Apr 19, 2021
Termination of the opposition proceedings with maintenance of patent
Apr 8, 2021
(Electronic) Receipt
Apr 8, 2021
English translation of the claims
Apr 8, 2021
Filing of the translation of the amended claims
Apr 8, 2021
French translation of claims
Apr 8, 2021
Miscellaneous requests concerning client data
Mar 26, 2021
Communication of bibliographic data
Mar 26, 2021
Communication with request to file translations
Mar 22, 2021
Communication of bibliographic data
Mar 22, 2021
Maintenance of the patent with the documents specified in the final decision
Dec 9, 2020
Advice of delivery
Dec 2, 2020
Acknowledgement of a document
Dec 2, 2020
Decision of the Opposition Division and instruction
Dec 2, 2020
Druckexemplar in opposition procedure
Dec 2, 2020
Grounds for the decision (Annex) - opposition
Dec 2, 2020
Interlocutory decision in opposition proceedings
Dec 2, 2020
Internal form - Opposition/addressees
Dec 2, 2020
Means of redress
Nov 30, 2020
Notification concerning the date of oral proceedings
Nov 24, 2020
(Electronic) Receipt
Nov 24, 2020
Letter accompanying subsequently filed items
Nov 24, 2020
Oral proceedings: reply to date proposed
Aug 24, 2020
(Electronic) Receipt
Aug 24, 2020
Claims
Aug 24, 2020
Description
Aug 24, 2020
Letter accompanying subsequently filed items
Aug 24, 2020
Reply to an examination report in opposition proceedings
Jul 16, 2020
Annex to the communication - opposition
Jul 16, 2020
Communication inviting the parties to file observations
Jul 16, 2020
Internal form - Opposition/addressees
Jul 16, 2020
Notification concerning the date of oral proceedings
Jul 10, 2020
Brief communication - Opposition proceedings
Jul 10, 2020
Brief communication - Opposition proceedings
Jul 6, 2020
(Electronic) Receipt
Jul 6, 2020
Letter accompanying subsequently filed items
Jul 6, 2020
Withdrawal of an opposition
Jun 24, 2020
Advice of delivery
Jun 22, 2020
Advice of delivery
Jun 16, 2020
Acknowledgement of a document
Jun 16, 2020
Acknowledgement of a document
Jun 16, 2020
Annex to the communication - opposition
Jun 16, 2020
Information concerning oral proceedings
Jun 16, 2020
Summons to attend oral proceedings
Jun 16, 2020
Summons to attend oral proceedings
Jun 8, 2020
Oral proceedings: reply to date proposed
May 29, 2020
Oral proceedings: reply to date proposed
Apr 17, 2020
Brief communication - Opposition proceedings
Apr 14, 2020
Oral proceedings: reply to date proposed
Mar 25, 2020
Notification concerning the date of oral proceedings
Mar 25, 2020
Notification concerning the date of oral proceedings
Feb 17, 2020
Brief communication - Opposition proceedings
Feb 6, 2020
(Electronic) Receipt
Feb 6, 2020
Letter accompanying subsequently filed items
Feb 6, 2020
Written submission in preparation to/during oral proceedings
Aug 14, 2019
Brief communication - Opposition proceedings
Aug 7, 2019
(Electronic) Receipt
Aug 7, 2019
Letter accompanying subsequently filed items
Aug 7, 2019
Written submission in preparation to/during oral proceedings
Jul 9, 2019
Advice of delivery
Jul 8, 2019
Advice of delivery
Jul 4, 2019
Advice of delivery
Jul 2, 2019
Advice of delivery
Jul 1, 2019
Acknowledgement of a document
Jul 1, 2019
Acknowledgement of a document
Jul 1, 2019
Annex to the communication - opposition
Jul 1, 2019
Information concerning oral proceedings
Jul 1, 2019
Scanned annex to a communication - opposition procedure
Jul 1, 2019
Summons to attend oral proceedings
Jul 1, 2019
Summons to attend oral proceedings
Apr 17, 2019
Brief communication - Opposition proceedings
Apr 17, 2019
Communication concerning the filing of a power of attorney
Apr 17, 2019
Communication of amended entries concerning the representative
Apr 11, 2019
(Electronic) Receipt
Apr 11, 2019
Authorisation
Apr 11, 2019
Letter accompanying subsequently filed items
Mar 14, 2019
Invitation to file an authorisation
Mar 11, 2019
Brief communication - Opposition proceedings
Mar 6, 2019
(Electronic) Receipt
Mar 6, 2019
Letter accompanying subsequently filed items
Mar 6, 2019
Reply of the patent proprietor to the notice(s) of opposition
Dec 3, 2018
Communication of a notice of opposition and request to file observations
Dec 3, 2018
Notice of further oppositions to opponent(s)
Nov 30, 2018
Brief communication - Opposition proceedings
Nov 27, 2018
Communication of a notice of opposition - first information to patent proprietor
Nov 26, 2018
(Electronic) Receipt
Nov 26, 2018
Letter accompanying subsequently filed items
Nov 26, 2018
Letter regarding the opposition procedure (no time limit)
Nov 26, 2018
Letter regarding the opposition procedure (no time limit)
Nov 21, 2018
(Electronic) Receipt
Nov 21, 2018
Citation in opposition procedure - 001
Nov 21, 2018
Citation in opposition procedure - 002
Nov 21, 2018
Citation in opposition procedure - 002
Nov 21, 2018
Citation in opposition procedure - 003
Nov 21, 2018
Citation in opposition procedure - 004
Nov 21, 2018
Citation in opposition procedure - 005
Nov 21, 2018
Citation in opposition procedure - 006
Nov 21, 2018
Citation in opposition procedure - 007
Nov 21, 2018
Citation in opposition procedure - 008
Nov 21, 2018
Notice of opposition
Nov 21, 2018
Notice of opposition
Mar 9, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jan 25, 2018
Decision to grant a European patent
Jan 4, 2018
(Electronic) Receipt
Jan 4, 2018
English translation of the claims
Jan 4, 2018
French translation of claims
Jan 4, 2018
Letter accompanying subsequently filed items
Sep 21, 2017
Bibliographic data of the European patent application
Sep 21, 2017
Communication about intention to grant a European patent
Sep 21, 2017
Intention to grant (signatures)
Sep 21, 2017
Text intended for grant (clean copy)
Sep 21, 2017
Text intended for grant (version for approval)
Apr 28, 2017
(Electronic) Receipt
Apr 28, 2017
Letter accompanying subsequently filed items
Apr 28, 2017
Reply to communication from the Examining Division
Feb 24, 2017
Annex to the communication
Feb 24, 2017
Communication from the Examining Division
Aug 10, 2016
(Electronic) Receipt
Aug 10, 2016
Letter accompanying subsequently filed items
Aug 10, 2016
Reply to Written Opinion prepared by the EPO
May 19, 2016
Notification on forthcoming publication of bibliographic data
Mar 11, 2016
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Mar 9, 2016
Communication to designated inventor
Feb 22, 2016
Copy of the international preliminary report on patentability
Jan 29, 2016
(Electronic) Receipt
Jan 29, 2016
Priority search results
Jan 29, 2016
Request for entry into the European phase
Dec 16, 2015
Information on entry into European phase
Mar 5, 2015
Priority document (electronically transmitted)
Feb 12, 2015
Copy of the international search report
Feb 12, 2015
Copy of the international search report
Feb 12, 2015
Published international application - A1
Dec 1, 2014
Written opinion of the ISA, boxes No. I to VIII
Dec 1, 2014
Written opinion of the ISA, cover sheet
Dec 1, 2014
Written opinion of the ISA, supplemental box
Jul 31, 2014
Abstract
Jul 31, 2014
Claims
Jul 31, 2014
Description
Jul 31, 2014
Drawings
Jul 28, 2014
Payment of fees and costs

EP3030532

MAERZ OFENBAU

Application Number: EP14747837A
Filing Date: Jul 28, 2014
Status: Patent Maintained As Amended; Apr 16, 2021
Publication Date: May 19, 2021
External Links: Slate, EP3030532B2, Google Patents