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Combustion Chamber For A Gas Turbine Engine - EP3240971

The patent EP3240971 was granted to Siemens on Jan 3, 2024. The application was originally filed on Oct 14, 2015 under application number EP15780852A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP3240971

SIEMENS

Application Number: EP15780852A
Filing Date: Oct 14, 2015
Status: Patent Maintained As Amended; Dec 1, 2023
Grant Date: Jan 3, 2024
External Links: Slate, Register, Google Patents

Patent Summary

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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	Opposition Status
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ANSALDO ENERGIA SWITZERLAND	Nov 12, 2020	STUDIO TORTA	ADMISSIBLE

Patent Citations (12) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation Phase	Publication Number	Publication Link
INTERNATIONAL-SEARCH-REPORT	US2006059913
INTERNATIONAL-SEARCH-REPORT	US2009094985
INTERNATIONAL-SEARCH-REPORT	US2015020498
INTERNATIONAL-SEARCH-REPORT	US5655361
OPPOSITION	EP1862739
OPPOSITION	EP2295864
OPPOSITION	EP2299177
OPPOSITION	EP2385303
OPPOSITION	EP2716972
OPPOSITION	EP2762784
OPPOSITION	US2007209366
OPPOSITION	US2009277180

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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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Dec 7, 2023
Decision to maintain the European patent in amended form
OPPO
Dec 7, 2023
Decision to maintain the European patent in amended form
OPPO
Nov 23, 2023
(Electronic) Receipt
OPPO
Nov 23, 2023
French translation of claims
OPPO
Nov 23, 2023
German translation of the claims
OPPO
Nov 23, 2023
Letter accompanying subsequently filed items
OPPO
Sep 12, 2023
Communication to opponent concerning maintenance
OPPO
Sep 12, 2023
Communication with request to file translations
OPPO
Aug 31, 2023
Maintenance of the patent with the documents specified in the final decision
OPPO
Aug 31, 2023
Request concerning representative opponent
OPPO
Aug 14, 2023
Refund of fees
Appeal
Aug 7, 2023
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Appeal
Aug 7, 2023
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Appeal
Aug 2, 2023
(Electronic) Receipt
Appeal
Aug 2, 2023
Composition of the board (T)
Appeal
Aug 2, 2023
Letter accompanying subsequently filed items
Appeal
Aug 2, 2023
Withdrawal of an appeal
Appeal
Jul 12, 2023
F3204 Communication of the file number to the parties
Appeal
Jul 12, 2023
F3204 Communication of the file number to the parties
Appeal
Jun 29, 2023
(Electronic) Receipt
Appeal
Jun 29, 2023
Letter accompanying subsequently filed items
Appeal
Jun 29, 2023
Notice of appeal
Appeal
Apr 19, 2023
(Electronic) Receipt
OPPO
Apr 19, 2023
(Electronic) Receipt
OPPO
Apr 19, 2023
Advice of delivery
OPPO
Apr 19, 2023
Advice of delivery
OPPO
Apr 19, 2023
Annex to the communication - opposition
OPPO
Apr 19, 2023
Decision of the Opposition Division and instruction
OPPO
Apr 19, 2023
Druckexemplar in opposition procedure
OPPO
Apr 19, 2023
Grounds for the decision (Annex) - opposition
OPPO
Apr 19, 2023
Interlocutory decision in opposition proceedings
OPPO
Apr 19, 2023
Interlocutory decision in opposition proceedings
OPPO
Apr 19, 2023
Letter accompanying subsequently filed items
OPPO
Apr 19, 2023
Letter accompanying subsequently filed items
OPPO
Apr 19, 2023
Means of redress
OPPO
Apr 19, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Apr 19, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Apr 19, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
OPPO
Apr 19, 2023
Provision of a copy of the minutes - opposition procedure
OPPO
Apr 19, 2023
Provision of a copy of the minutes - opposition procedure
OPPO
Apr 19, 2023
Scanned annex to a communication - opposition procedure
OPPO
Apr 19, 2023
Scanned annex to a communication - opposition procedure
OPPO
Apr 19, 2023
Transmittal of decision / summons - opposition
OPPO
Apr 19, 2023
Transmittal of decision / summons - opposition
OPPO
Feb 1, 2023
Letter accompanying subsequently filed items
OPPO
Feb 1, 2023
Submission concerning change of applicant's address
OPPO
Nov 22, 2022
Annex
OPPO
Nov 22, 2022
Request concerning representative opponent
OPPO
May 6, 2022
Information about the result of oral proceedings
OPPO
Apr 14, 2022
Brief communication - Opposition proceedings
OPPO
Apr 11, 2022
(Electronic) Receipt
OPPO
Apr 11, 2022
Letter accompanying subsequently filed items
OPPO
Apr 11, 2022
Written submission in preparation to/during oral proceedings
OPPO
Mar 10, 2022
Brief communication - Opposition proceedings
OPPO
Mar 4, 2022
(Electronic) Receipt
OPPO
Mar 4, 2022
Letter accompanying subsequently filed items
OPPO
Mar 4, 2022
Request for interpreters during oral proceedings
OPPO
Mar 4, 2022
Written submission in preparation to/during oral proceedings
OPPO
Feb 3, 2022
Brief communication - Opposition proceedings
OPPO
Jan 31, 2022
(Electronic) Receipt
OPPO
Jan 31, 2022
Auxiliary request during Opposition procedure
OPPO
Jan 31, 2022
Auxiliary request during Opposition procedure
OPPO
Jan 31, 2022
Auxiliary request during Opposition procedure
OPPO
Jan 31, 2022
Auxiliary request during Opposition procedure
OPPO
Jan 31, 2022
Auxiliary request during Opposition procedure
OPPO
Jan 31, 2022
Auxiliary request during Opposition procedure
OPPO
Jan 31, 2022
Auxiliary request during Opposition procedure
OPPO
Jan 31, 2022
Auxiliary request during Opposition procedure
OPPO
Jan 31, 2022
Auxiliary request during Opposition procedure
OPPO
Jan 31, 2022
Auxiliary request during Opposition procedure - 01
OPPO
Jan 31, 2022
Auxiliary request during Opposition procedure - 02
OPPO
Jan 31, 2022
Auxiliary request during Opposition procedure - 03
OPPO
Jan 31, 2022
Auxiliary request during Opposition procedure - 04
OPPO
Jan 31, 2022
Auxiliary request during Opposition procedure - 05
OPPO
Jan 31, 2022
Auxiliary request during Opposition procedure - 06
OPPO
Jan 31, 2022
Auxiliary request during Opposition procedure - 07
OPPO
Jan 31, 2022
Auxiliary request during Opposition procedure - 08
OPPO
Jan 31, 2022
Auxiliary request during Opposition procedure - 09
OPPO
Jan 31, 2022
Letter accompanying subsequently filed items
OPPO
Jan 31, 2022
Written submission in preparation to/during oral proceedings
OPPO
Dec 15, 2021
Advice of delivery
OPPO
Dec 9, 2021
Annex to the communication - opposition
OPPO
Dec 9, 2021
Information concerning oral proceedings
OPPO
Dec 9, 2021
Summons to attend oral proceedings
OPPO
Dec 9, 2021
Summons to attend oral proceedings
OPPO
Dec 9, 2021
Transmittal of decision / summons - opposition
OPPO
Dec 9, 2021
Transmittal of decision / summons - opposition
OPPO
Jan 25, 2021
Brief communication - Opposition proceedings
OPPO
Jan 18, 2021
(Electronic) Receipt
OPPO
Jan 18, 2021
Auxiliary request during Opposition procedure
OPPO
Jan 18, 2021
Auxiliary request during Opposition procedure - 01
OPPO
Jan 18, 2021
Letter accompanying subsequently filed items
OPPO
Jan 18, 2021
Reply of the patent proprietor to the notice(s) of opposition
OPPO
Dec 23, 2020
Communication of the registration of a transfer or change of name and/or address
OPPO
Nov 24, 2020
Communication of a notice of opposition and request to file observations
OPPO
Nov 24, 2020
Notice of further oppositions to opponent(s)
OPPO
Nov 17, 2020
Communication of a notice of opposition - first information to patent proprietor
OPPO
Nov 12, 2020
(Electronic) Receipt
OPPO
Nov 12, 2020
Any annexes (other than citation) to an opposition letter
OPPO
Nov 12, 2020
Citation in opposition procedure - 001
OPPO
Nov 12, 2020
Citation in opposition procedure - 002
OPPO
Nov 12, 2020
Citation in opposition procedure - 003
OPPO
Nov 12, 2020
Citation in opposition procedure - 004
OPPO
Nov 12, 2020
Citation in opposition procedure - 005
OPPO
Nov 12, 2020
Citation in opposition procedure - 006
OPPO
Nov 12, 2020
Citation in opposition procedure - 007
OPPO
Nov 12, 2020
Citation in opposition procedure - 008
OPPO
Nov 12, 2020
Consolidated list of cited opposition documents
OPPO
Nov 12, 2020
International publication (Pamphlet)
OPPO
Nov 12, 2020
Letter accompanying subsequently filed items
OPPO
Nov 12, 2020
Notice of opposition
OPPO
Nov 12, 2020
Notice of opposition
OPPO
Feb 24, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Search/Exam
Jan 16, 2020
Decision to grant a European patent
Search/Exam
Dec 27, 2019
(Electronic) Receipt
Search/Exam
Dec 27, 2019
Filing of the translations of the claims
Search/Exam
Dec 27, 2019
French translation of claims
Search/Exam
Dec 27, 2019
German translation of the claims
Search/Exam
Oct 7, 2019
Bibliographic data of the European patent application
Search/Exam
Oct 7, 2019
Communication about intention to grant a European patent
Search/Exam
Oct 7, 2019
Intention to grant (signatures)
Search/Exam
Oct 7, 2019
Text intended for grant (clean copy)
Search/Exam
Oct 7, 2019
Text intended for grant (version for approval)
Search/Exam
Aug 26, 2019
Examination started
Search/Exam
Mar 21, 2018
Refund of fees
Search/Exam
Mar 5, 2018
(Electronic) Receipt
Search/Exam
Mar 5, 2018
Amended claims filed after receipt of (European) search report
Search/Exam
Mar 5, 2018
Amended claims with annotations
Search/Exam
Mar 5, 2018
Amendments received before examination
Search/Exam
Mar 5, 2018
Letter accompanying subsequently filed items
Search/Exam
Oct 11, 2017
Notification on forthcoming publication of bibliographic data
Search/Exam
Sep 13, 2017
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Search/Exam
Sep 8, 2017
Communication to designated inventor
Search/Exam
Sep 8, 2017
Communication to designated inventor
Search/Exam
Sep 6, 2017
Priority search results copy provided by EPO
Search/Exam
Aug 8, 2017
Copy of the international preliminary report on patentability
Search/Exam
Jul 31, 2017
Communication of the registration of a transfer or change of name and/or address
Search/Exam
Jul 24, 2017
Submission concerning change of applicant's address
Search/Exam
Jun 29, 2017
(Electronic) Receipt
Search/Exam
Jun 29, 2017
Request for entry into the European phase
Search/Exam
Jun 2, 2017
Information on entry into European phase
Search/Exam
Aug 15, 2016
Priority document (electronically transmitted)
Search/Exam
Jul 28, 2016
Copy of the international search report
Search/Exam
Jul 28, 2016
Published international application - A1
Search/Exam
Jan 29, 2016
Written opinion of the ISA, boxes No. I to VIII
PCTISA
Jan 29, 2016
Written opinion of the ISA, cover sheet
PCTISA
Jan 29, 2016
Written opinion of the ISA, supplemental box
PCTISA
Oct 22, 2015
Notification of the international application number and of the international filing date
PCTRO
Oct 14, 2015
(Electronic) Receipt
PCTRO
Oct 14, 2015
Abstract
PCTRO
Oct 14, 2015
Claims
PCTRO
Oct 14, 2015
Description
PCTRO
Oct 14, 2015
Document concerning fees and payments
PCTRO
Oct 14, 2015
Drawings
PCTRO
Oct 14, 2015
Electronic request for grant of an International application
PCTRO
Oct 14, 2015
Priority document (RO-procedure)
PCTRO