Steam Turbine Facility

Patent No. EP2889454 (titled "Steam Turbine Facility") was filed by Mitsubishi Hitachi Power Systems on Dec 18, 2012. The application was issued on Mar 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	Dec 5, 2017	-

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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Aug 23, 2019
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Aug 23, 2019
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Aug 20, 2019
Termination of the opposition proceedings with maintenance of patent
May 14, 2019
Advice of delivery
May 13, 2019
Advice of delivery
May 13, 2019
Advice of delivery
May 10, 2019
Advice of delivery
May 9, 2019
Annex to the communication - opposition
May 9, 2019
Decision of the Opposition Division and instruction
May 9, 2019
Decision rejecting the opposition
May 9, 2019
Grounds for the decision (Annex) - opposition
May 9, 2019
Internal form - Opposition/addressees
May 9, 2019
Internal form - Opposition/addressees
May 9, 2019
Means of redress
May 9, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 9, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 9, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
May 9, 2019
Provision of a copy of the minutes - opposition procedure
May 9, 2019
Scanned annex to a communication - opposition procedure
May 6, 2019
Acknowledgement of a document
May 6, 2019
Acknowledgement of a document
Feb 12, 2019
Information about the result of oral proceedings
Dec 12, 2018
Brief communication - Opposition proceedings
Dec 6, 2018
(Electronic) Receipt
Dec 6, 2018
Brief communication - Opposition proceedings
Dec 6, 2018
Letter accompanying subsequently filed items
Dec 6, 2018
Written submission in preparation to/during oral proceedings
Dec 3, 2018
(Electronic) Receipt
Dec 3, 2018
Letter accompanying subsequently filed items
Dec 3, 2018
Request for interpreters during oral proceedings
Oct 1, 2018
Brief communication - Opposition proceedings
Sep 28, 2018
Advice of delivery
Sep 27, 2018
Advice of delivery
Sep 27, 2018
Advice of delivery
Sep 25, 2018
Advice of delivery
Sep 25, 2018
Letter which had not been notified
Sep 24, 2018
Acknowledgement of a document
Sep 24, 2018
Information concerning oral proceedings
Sep 24, 2018
Notification concerning the date of oral proceedings
Sep 24, 2018
Notification concerning the date of oral proceedings
Sep 24, 2018
Summons to attend oral proceedings
Sep 24, 2018
Summons to attend oral proceedings
Jul 25, 2018
Brief communication - Opposition proceedings
Jul 23, 2018
Advice of delivery
Jul 23, 2018
Advice of delivery
Jul 23, 2018
Advice of delivery
Jul 20, 2018
(Electronic) Receipt
Jul 20, 2018
Any annexes (other than citation) to an opposition letter
Jul 20, 2018
Letter accompanying subsequently filed items
Jul 20, 2018
Oral proceedings: Request for postponement
Jul 18, 2018
Advice of delivery
Jul 17, 2018
Annex to the communication - opposition
Jul 17, 2018
Information concerning oral proceedings
Jul 17, 2018
Preparation for oral proceedings
Jul 17, 2018
Summons to attend oral proceedings
Jul 17, 2018
Summons to attend oral proceedings
Apr 19, 2018
Brief communication - Opposition proceedings
Apr 16, 2018
(Electronic) Receipt
Apr 16, 2018
Auxiliary request during Opposition procedure
Apr 16, 2018
Auxiliary request during Opposition procedure
Apr 16, 2018
Auxiliary request during Opposition procedure
Apr 16, 2018
Auxiliary request during Opposition procedure
Apr 16, 2018
Letter accompanying subsequently filed items
Apr 16, 2018
Reply of the patent proprietor to the notice(s) of opposition
Dec 22, 2017
Brief communication - Opposition proceedings
Dec 22, 2017
Communication of a notice of opposition and request to file observations
Dec 22, 2017
Notice of further oppositions to opponent(s)
Dec 19, 2017
(Electronic) Receipt
Dec 19, 2017
Letter accompanying subsequently filed items
Dec 19, 2017
Letter regarding the opposition procedure (no time limit)
Dec 11, 2017
Communication of a notice of opposition - first information to patent proprietor
Dec 5, 2017
(Electronic) Receipt
Dec 5, 2017
Non-patent literature cited during the opposition procedure
Dec 5, 2017
Non-patent literature cited during the opposition procedure
Dec 5, 2017
Notice of opposition
Dec 5, 2017
Notice of opposition
Dec 5, 2017
Patent document cited during the opposition procedure
Dec 5, 2017
Patent document cited during the opposition procedure
Mar 9, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Feb 9, 2017
Decision to grant a European patent
Jan 20, 2017
Filing of the translations of the claims
Jan 20, 2017
French translation of claims
Jan 20, 2017
German translation of the claims
Jan 20, 2017
Payment of fees and costs
Nov 30, 2016
Bibliographic data of the European patent application
Nov 30, 2016
Communication about intention to grant a European patent
Nov 30, 2016
Intention to grant (signatures)
Nov 30, 2016
Text intended for grant (clean copy)
Nov 30, 2016
Text intended for grant (version for approval)
Oct 27, 2016
Examination started
Aug 19, 2016
(Electronic) Receipt
Aug 19, 2016
Amended claims filed after receipt of (European) search report
Aug 19, 2016
Amended claims with annotations
Aug 19, 2016
Amended description filed after receipt of (European) search report
Aug 19, 2016
Amended description with annotations
Aug 19, 2016
Amendments received before examination
Aug 19, 2016
Letter accompanying subsequently filed items
Feb 9, 2016
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Jan 22, 2016
Communication regarding the transmission of the European search report
Jan 22, 2016
European search opinion
Jan 22, 2016
Information on Search Strategy
Jan 22, 2016
Supplementary European search report
Jan 12, 2016
Search started
Jun 26, 2015
Matter concerning the application
Jun 3, 2015
Notification of forthcoming publication
May 21, 2015
Communication regarding possible amendment of the application/payment of claims fee
May 8, 2015
Communication to designated inventor
May 8, 2015
Communication to designated inventor
May 8, 2015
Communication to designated inventor
May 8, 2015
Communication to designated inventor
May 8, 2015
Communication to designated inventor
Mar 17, 2015
Communication of the registration of a transfer or change of name and/or address
Mar 11, 2015
Submission concerning a transfer of rights (applicant)
Jan 20, 2015
Copy of the international preliminary report on patentability
Jan 20, 2015
Translation of the international preliminary report on patentability
Dec 30, 2014
(Electronic) Receipt
Dec 30, 2014
Abstract
Dec 30, 2014
Claims
Dec 30, 2014
Description
Dec 30, 2014
Drawings
Dec 30, 2014
Request for entry into the European phase
Dec 9, 2014
Notification of the recording of a change
Nov 14, 2014
Information on entry into European phase
Jan 28, 2014
Priority document (electronically transmitted)
Jan 9, 2014
Copy of the international search report
Jan 9, 2014
Copy of the translated international search report
Jan 9, 2014
International publication pamphlet

EP2889454

MITSUBISHI HITACHI POWER SYSTEMS

Application Number: EP12880532A
Filing Date: Dec 18, 2012
Status: Opposition Rejected; Aug 23, 2019
Publication Date: Mar 8, 2017
External Links: Slate, Register , Google Patents

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Dossier Documents

EP2889454