Method Of Operating A Turbine Engine After Flame Off

Patent No. EP2831381 (titled "Method Of Operating A Turbine Engine After Flame Off") was filed by Alstom Technology on Mar 25, 2013. The application was issued on Oct 25, 2023.

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
SIEMENS	Jul 22, 2019	-

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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Sep 28, 2023
Decision to maintain the European patent in amended form
Sep 28, 2023
Decision to maintain the European patent in amended form
Sep 27, 2023
Brief communication - Opposition proceedings
Sep 22, 2023
Termination of the opposition proceedings with maintenance of patent
Sep 19, 2023
(Electronic) Receipt
Sep 19, 2023
French translation of claims
Sep 19, 2023
German translation of the claims
Sep 19, 2023
Letter accompanying subsequently filed items
Sep 7, 2023
Communication of amended entries concerning the representative
Aug 31, 2023
Submission concerning change of applicant's representative
Jun 19, 2023
Communication of bibliographic data
Jun 19, 2023
Communication to opponent concerning maintenance
Jun 19, 2023
Communication with request to file translations
Jun 9, 2023
Maintenance of the patent with the documents specified in the final decision
Jun 2, 2023
Advice of delivery
May 26, 2023
Decision of the Board of Appeal
May 26, 2023
F3032 Notification(s) of the decision
May 26, 2023
F3032 Notification(s) of the decision
May 4, 2023
F3013 Oral Proceedings: Forwarding minutes
May 4, 2023
F3013 Oral Proceedings: Forwarding minutes
May 4, 2023
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Mar 1, 2023
F3345 Forwarding of submissions to parties
Feb 24, 2023
(Electronic) Receipt
Feb 24, 2023
Letter accompanying subsequently filed items
Feb 24, 2023
Letter dealing with oral proceedings during the appeal procedure
Jan 13, 2023
F3345 Forwarding of submissions to parties
Jan 10, 2023
(Electronic) Receipt
Jan 10, 2023
Letter accompanying subsequently filed items
Jan 10, 2023
Letter dealing with oral proceedings during the appeal procedure
Nov 22, 2022
Annexes in respect of a client data request
Nov 22, 2022
Submission concerning representation
Nov 18, 2022
Advice of delivery
Nov 16, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Nov 16, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Nov 10, 2022
F3011.1 Oral Proceedings: summons
Nov 10, 2022
F3011.1 Oral Proceedings: summons
Nov 7, 2022
F3010 Oral proceedings: order for summons
Oct 28, 2022
F3303.17 Change of the composition of the Board (T), in case Chairman is a legal member
Jul 11, 2022
F3345 Forwarding of submissions to parties
Jul 6, 2022
(Electronic) Receipt
Jul 6, 2022
Amended claims with annotations
Jul 6, 2022
Amended claims with annotations
Jul 6, 2022
Amended claims with annotations
Jul 6, 2022
Amended claims with annotations
Jul 6, 2022
Amended claims with annotations
Jul 6, 2022
Letter accompanying subsequently filed items
Jul 6, 2022
Main request during appeals procedure
Jul 6, 2022
Reply to appeal
Feb 24, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Feb 17, 2022
(Electronic) Receipt
Feb 17, 2022
Letter accompanying subsequently filed items
Feb 17, 2022
Statement of grounds of appeal
Feb 3, 2022
(Electronic) Receipt
Feb 3, 2022
Advice of delivery
Feb 3, 2022
Letter accompanying subsequently filed items
Jan 26, 2022
F3204 Communication of the file number to the parties
Jan 26, 2022
F3204 Communication of the file number to the parties
Jan 19, 2022
(Electronic) Receipt
Jan 19, 2022
Communication about missing advice of delivery
Jan 19, 2022
Letter accompanying subsequently filed items
Jan 19, 2022
Notice of appeal
Dec 7, 2021
Advice of delivery
Nov 29, 2021
Annex to the communication - opposition
Nov 29, 2021
Druckexemplar in opposition procedure
Nov 29, 2021
Grounds for the decision (Annex) - opposition
Nov 29, 2021
Interlocutory decision in opposition proceedings
Nov 29, 2021
Interlocutory decision in opposition proceedings
Nov 29, 2021
Means of redress
Nov 29, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 29, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Nov 29, 2021
Provision of a copy of the minutes - opposition procedure
Nov 29, 2021
Provision of a copy of the minutes - opposition procedure
Nov 29, 2021
Scanned annex to a communication - opposition procedure
Nov 29, 2021
Scanned annex to a communication - opposition procedure
Nov 29, 2021
Transmittal of decision / summons - opposition
Nov 29, 2021
Transmittal of decision / summons - opposition
Nov 24, 2021
Decision of the Opposition Division and instruction
Oct 21, 2021
Information about the result of oral proceedings
Aug 19, 2021
Brief communication - Opposition proceedings
Aug 17, 2021
(Electronic) Receipt
Aug 17, 2021
Letter accompanying subsequently filed items
Aug 13, 2021
(Electronic) Receipt
Aug 13, 2021
Authorisation
Aug 13, 2021
Letter accompanying subsequently filed items
Aug 11, 2021
(Electronic) Receipt
Aug 11, 2021
Letter accompanying subsequently filed items
Aug 11, 2021
Written submission in preparation to/during oral proceedings
Jul 9, 2021
Notification concerning the date of oral proceedings
Jul 9, 2021
Notification concerning the date of oral proceedings
Feb 16, 2021
Advice of delivery
Feb 1, 2021
Brief communication to applicant/representative
Jan 18, 2021
Advice of delivery
Jan 18, 2021
Annex to the communication - opposition
Jan 18, 2021
Information concerning oral proceedings
Jan 18, 2021
Summons to attend oral proceedings
Jan 18, 2021
Summons to attend oral proceedings
Jan 18, 2021
Transmittal of decision / summons - opposition
Jan 18, 2021
Transmittal of decision / summons - opposition
Jan 13, 2021
Information about the result of oral proceedings
Dec 23, 2020
Authorisation
Dec 23, 2020
Request concerning the applicant/representative
Dec 15, 2020
Invitation to file an authorisation
Dec 11, 2020
Brief communication - Opposition proceedings
Dec 4, 2020
Request for change of opponent's representative
Dec 4, 2020
Written submission in preparation to/during oral proceedings
Oct 28, 2020
Brief communication - Opposition proceedings
Oct 21, 2020
(Electronic) Receipt
Oct 21, 2020
Letter accompanying subsequently filed items
Oct 21, 2020
Written submission in preparation to/during oral proceedings
Oct 2, 2020
Notification concerning the date of oral proceedings
Oct 2, 2020
Notification concerning the date of oral proceedings
Sep 22, 2020
Brief communication - Opposition proceedings
Sep 17, 2020
Brief communication - Opposition proceedings
Sep 15, 2020
(Electronic) Receipt
Sep 15, 2020
Letter accompanying subsequently filed items
Sep 15, 2020
Written submission in preparation to/during oral proceedings
Sep 11, 2020
(Electronic) Receipt
Sep 11, 2020
Authorisation
Sep 11, 2020
Letter accompanying subsequently filed items
Sep 11, 2020
Oral proceedings: reply to date proposed
Feb 20, 2020
Advice of delivery
Feb 17, 2020
Advice of delivery
Feb 11, 2020
Acknowledgement of a document
Feb 11, 2020
Acknowledgement of a document
Feb 11, 2020
Annex to the communication - opposition
Feb 11, 2020
Information concerning oral proceedings
Dec 17, 2019
Brief communication - Opposition proceedings
Dec 12, 2019
(Electronic) Receipt
Dec 12, 2019
Letter accompanying subsequently filed items
Dec 12, 2019
Reply of the patent proprietor to the notice(s) of opposition
Aug 7, 2019
Communication of a notice of opposition and request to file observations
Aug 7, 2019
Notice of further oppositions to opponent(s)
Jul 30, 2019
Communication of a notice of opposition - first information to patent proprietor
Jul 23, 2019
Consolidated list of cited opposition documents
Jul 22, 2019
(Electronic) Receipt
Jul 22, 2019
Citation in opposition procedure - 001
Jul 22, 2019
Citation in opposition procedure - 002
Jul 22, 2019
Citation in opposition procedure - 003
Jul 22, 2019
Citation in opposition procedure - 004
Jul 22, 2019
Citation in opposition procedure - 005
Jul 22, 2019
Citation in opposition procedure - 006
Jul 22, 2019
International publication (Pamphlet)
Jul 22, 2019
Notice of opposition
Jul 22, 2019
Notice of opposition
Nov 5, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Sep 27, 2018
Decision to grant a European patent
Sep 12, 2018
(Electronic) Receipt
Sep 12, 2018
Filing of the translations of the claims
Sep 12, 2018
French translation of claims
Sep 12, 2018
German translation of the claims
May 11, 2018
Bibliographic data of the European patent application
May 11, 2018
Communication about intention to grant a European patent
May 11, 2018
Intention to grant (signatures)
May 11, 2018
Text intended for grant (clean copy)
May 11, 2018
Text intended for grant (version for approval)
Apr 6, 2018
Examination started
Apr 26, 2017
Communication of the registration of a transfer or change of name and/or address
Apr 6, 2017
Authorisation
Apr 6, 2017
Authorisation
Feb 8, 2017
Payment of fees and costs
Feb 8, 2017
Submission concerning a transfer of rights (applicant)
Jul 19, 2016
Communication of the registration of a transfer or change of name and/or address
Jul 19, 2016
Submission concerning change of applicant's name
Jul 11, 2016
Submission concerning change of applicant's name
Feb 11, 2016
Communication of amended entries concerning the representative
Feb 8, 2016
Submission concerning change of applicant's representative
Feb 2, 2016
Submission concerning change of applicant's representative
Nov 10, 2015
Submission concerning representation
Jul 9, 2015
(Electronic) Receipt
Jul 9, 2015
Amended claims filed after receipt of (European) search report
Jul 9, 2015
Amended claims with annotations
Jul 9, 2015
Amendments received before examination
Jul 9, 2015
Letter accompanying subsequently filed items
Apr 24, 2015
Communication of amended entries concerning the representative
Apr 17, 2015
Submission concerning representation
Jan 12, 2015
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Jan 8, 2015
Notification on forthcoming publication of bibliographic data
Dec 24, 2014
Priority search results copy provided by EPO
Nov 7, 2014
CDS Clean up - amended data concerning the postal address of the applicant
Nov 3, 2014
Communication to designated inventor
Nov 3, 2014
Communication to designated inventor
Nov 3, 2014
Communication to designated inventor
Oct 14, 2014
Copy of the international preliminary report on patentability
Aug 22, 2014
(Electronic) Receipt
Aug 22, 2014
General authorisation
Aug 22, 2014
Request for entry into the European phase
Aug 8, 2014
Information on entry into European phase
Oct 22, 2013
Priority document (electronically transmitted)
Oct 3, 2013
Copy of the international search report
Oct 3, 2013
Published international application - A1
Jun 21, 2013
Written opinion of the ISA, boxes No. I to VIII
Jun 21, 2013
Written opinion of the ISA, cover sheet
Jun 21, 2013
Written opinion of the ISA, supplemental box
Mar 25, 2013
(Electronic) Receipt
Mar 25, 2013
Abstract
Mar 25, 2013
Claims
Mar 25, 2013
Description
Mar 25, 2013
Drawings
Mar 25, 2013
Priority document (RO-procedure)
Mar 25, 2013
Submission concerning representation

EP2831381

ALSTOM TECHNOLOGY

Application Number: EP13711687A
Filing Date: Mar 25, 2013
Status: Patent Maintained As Amended; Sep 22, 2023
Publication Date: Oct 25, 2023
External Links: Slate, Register , Google Patents

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Method Of Operating A Turbine Engine After Flame Off

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Dossier Documents

EP2831381