Method For Closing An Aperture On A Blade Of A Gas Turbine

Patent No. EP2808487 (titled "Method For Closing An Aperture On A Blade Of A Gas Turbine") was filed by Alstom Technology on May 29, 2013. The application was issued on Nov 8, 2017.

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	Jun 5, 2018	-

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 17, 2020
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Apr 17, 2020
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Apr 14, 2020
Termination of the opposition proceedings with maintenance of patent
Jan 29, 2020
Advice of delivery
Jan 7, 2020
Advice of delivery
Jan 2, 2020
Acknowledgement of a document
Jan 2, 2020
Acknowledgement of a document
Jan 2, 2020
Annex to the communication - opposition
Jan 2, 2020
Decision of the Opposition Division and instruction
Jan 2, 2020
Decision rejecting the opposition
Jan 2, 2020
Grounds for the decision (Annex) - opposition
Jan 2, 2020
Internal form - Opposition/addressees
Jan 2, 2020
Internal form - Opposition/addressees
Jan 2, 2020
Means of redress
Jan 2, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 2, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 2, 2020
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jan 2, 2020
Provision of a copy of the minutes - opposition procedure
Dec 3, 2019
Information about the result of oral proceedings
Oct 8, 2019
Brief communication - Opposition proceedings
Oct 8, 2019
Request for interpreters during oral proceedings
Oct 1, 2019
(Electronic) Receipt
Oct 1, 2019
Auxiliary request during Opposition procedure - 02
Oct 1, 2019
Letter accompanying subsequently filed items
Oct 1, 2019
Written submission in preparation to/during oral proceedings
Sep 25, 2019
Brief communication - Opposition proceedings
Sep 20, 2019
(Electronic) Receipt
Sep 20, 2019
Letter accompanying subsequently filed items
Sep 20, 2019
Letter regarding the opposition procedure (no time limit)
Sep 20, 2019
Translation of the evidence during Opposition procedure
Aug 9, 2019
Brief communication - Opposition proceedings
Aug 6, 2019
(Electronic) Receipt
Aug 6, 2019
Letter accompanying subsequently filed items
Aug 6, 2019
Request for interpreters during oral proceedings
Jun 11, 2019
Advice of delivery
May 21, 2019
Advice of delivery
May 16, 2019
Advice of delivery
May 15, 2019
Advice of delivery
May 10, 2019
Acknowledgement of a document
May 10, 2019
Acknowledgement of a document
May 10, 2019
Annex to the communication - opposition
May 10, 2019
Information concerning oral proceedings
May 10, 2019
Summons to attend oral proceedings
May 10, 2019
Summons to attend oral proceedings
Jan 4, 2019
Brief communication - Opposition proceedings
Dec 21, 2018
(Electronic) Receipt
Dec 21, 2018
Auxiliary request during Opposition procedure
Dec 21, 2018
Letter accompanying subsequently filed items
Dec 21, 2018
Non-patent literature cited during the opposition procedure
Dec 21, 2018
Reply of the patent proprietor to the notice(s) of opposition
Aug 23, 2018
Communication of a notice of opposition and request to file observations
Aug 23, 2018
Notice of further oppositions to opponent(s)
Jun 15, 2018
Brief communication - Opposition proceedings
Jun 11, 2018
Communication of a notice of opposition - first information to patent proprietor
Jun 6, 2018
Letter regarding the opposition procedure (no time limit)
Jun 6, 2018
Non-scannable object
Jun 5, 2018
(Electronic) Receipt
Jun 5, 2018
Citation for the examination procedure
Jun 5, 2018
Citation for the examination procedure
Jun 5, 2018
Citation in opposition procedure
Jun 5, 2018
Citation in opposition procedure
Jun 5, 2018
Citation in opposition procedure
Jun 5, 2018
Citation in opposition procedure
Jun 5, 2018
Citation in opposition procedure
Jun 5, 2018
Citation in opposition procedure
Jun 5, 2018
Citation in opposition procedure
Jun 5, 2018
Citation in opposition procedure
Jun 5, 2018
Citation in opposition procedure
Jun 5, 2018
Non-patent literature cited during the opposition procedure
Jun 5, 2018
Non-patent literature cited during the opposition procedure
Jun 5, 2018
Non-patent literature cited during the opposition procedure
Jun 5, 2018
Notice of opposition
Jun 5, 2018
Notice of opposition
Jun 5, 2018
Translation of the evidence during Opposition procedure
Jun 5, 2018
Translation of the evidence during Opposition procedure
Jun 5, 2018
Translation of the evidence during Opposition procedure
Nov 15, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Oct 12, 2017
Decision to grant a European patent
Sep 28, 2017
(Electronic) Receipt
Sep 28, 2017
Filing of the translations of the claims
Sep 28, 2017
French translation of claims
Sep 28, 2017
German translation of the claims
Sep 28, 2017
Letter accompanying subsequently filed items
May 31, 2017
Bibliographic data of the European patent application
May 31, 2017
Communication about intention to grant a European patent
May 31, 2017
Intention to grant (signatures)
May 31, 2017
Text intended for grant (clean copy)
May 31, 2017
Text intended for grant (version for approval)
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 13, 2017
(Electronic) Receipt
Feb 13, 2017
Amended claims with annotations
Feb 13, 2017
Claims
Feb 13, 2017
Letter accompanying subsequently filed items
Feb 13, 2017
Reply to communication from the Examining Division
Feb 8, 2017
Payment of fees and costs
Feb 8, 2017
Submission concerning a transfer of rights (applicant)
Dec 8, 2016
Grant of extension of time limit (examination procedure)
Dec 5, 2016
(Electronic) Receipt
Dec 5, 2016
Letter accompanying subsequently filed items
Dec 5, 2016
Request for extension of time limit to communication from the Examining Division
Aug 5, 2016
Annex to the communication
Aug 5, 2016
Communication from the Examining Division
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
Apr 12, 2016
(Electronic) Receipt
Apr 12, 2016
Description
Apr 12, 2016
Letter accompanying subsequently filed items
Apr 12, 2016
Reply to communication from the Examining Division
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
Feb 1, 2016
Grant of extension of time limit (examination procedure)
Jan 27, 2016
(Electronic) Receipt
Jan 27, 2016
Request for extension of time limit to communication from the Examining Division
Nov 10, 2015
Submission concerning representation
Oct 12, 2015
Annex to the communication
Oct 12, 2015
Communication from the Examining Division
Oct 6, 2015
Examination started
Jun 17, 2015
Refund order of filing/examination fee
May 29, 2015
(Electronic) Receipt
May 29, 2015
(Electronic) Receipt
May 29, 2015
Letter accompanying subsequently filed items
May 29, 2015
Letter accompanying subsequently filed items
May 29, 2015
Reply to Written Opinion prepared by the EPO
Apr 24, 2015
Communication of amended entries concerning the representative
Apr 17, 2015
Submission concerning representation
Dec 8, 2014
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Nov 5, 2014
Notification of forthcoming publication
Jul 30, 2013
Communication regarding the transmission of the European search report
Jul 30, 2013
European search opinion
Jul 30, 2013
European search report
Jul 22, 2013
Communication to designated inventor
Jul 22, 2013
Communication to designated inventor
Jul 22, 2013
Communication to designated inventor
Jul 19, 2013
Search started
May 29, 2013
Abstract
May 29, 2013
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
May 29, 2013
Claims
May 29, 2013
Description
May 29, 2013
Designation of inventor
May 29, 2013
Designation of inventor
May 29, 2013
Designation of inventor
May 29, 2013
Drawings
May 29, 2013
General authorisation
May 29, 2013
Request for grant of a European patent

EP2808487

ALSTOM TECHNOLOGY

Application Number: EP13169650A
Filing Date: May 29, 2013
Status: Opposition Rejected; Apr 17, 2020
Publication Date: Nov 8, 2017
External Links: Slate, Register , Google Patents

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Method For Closing An Aperture On A Blade Of A Gas Turbine

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Dossier Documents

EP2808487