Geared Turbofan Gas Turbine Engine Architecture

Patent No. EP2809939 (titled "Geared Turbofan Gas Turbine Engine Architecture") was filed by Raytheon on Jan 29, 2013. The application was issued on Dec 27, 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
ROLLS ROYCE	Sep 26, 2018	ROLLS ROYCE
SAFRAN AIRCRAFT ENGINES	Sep 24, 2018	REGIMBEAU

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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Jul 26, 2023
Refund of fees
Jul 25, 2023
Termination of the opposition proceedings with revocation of patent
Jul 24, 2023
F3013 Oral Proceedings: Forwarding minutes
Jul 24, 2023
F3013 Oral Proceedings: Forwarding minutes
Jul 24, 2023
F3013 Oral Proceedings: Forwarding minutes
Jul 24, 2023
F3315 Oral Proceedings: Minutes (Appellant : Proprietor)
Jul 24, 2023
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jul 24, 2023
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jul 24, 2023
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jul 13, 2023
F3345 Forwarding of submissions to parties
Jul 13, 2023
F3345 Forwarding of submissions to parties
Jul 12, 2023
(Electronic) Receipt
Jul 12, 2023
F3345 Forwarding of submissions to parties
Jul 12, 2023
F3345 Forwarding of submissions to parties
Jul 12, 2023
Letter accompanying subsequently filed items
Jul 12, 2023
Letter dealing with oral proceedings during the appeal procedure
Jul 11, 2023
(Electronic) Receipt
Jul 11, 2023
Letter accompanying subsequently filed items
Jul 11, 2023
Letter dealing with oral proceedings during the appeal procedure
Jun 1, 2023
F3018 Oral proceedings: Confirmation interpreters
Jun 1, 2023
F3018 Oral proceedings: Confirmation interpreters
Jun 1, 2023
F3018 Oral proceedings: Confirmation interpreters
May 17, 2023
F3345 Forwarding of submissions to parties
May 17, 2023
F3345 Forwarding of submissions to parties
May 12, 2023
(Electronic) Receipt
May 12, 2023
Letter accompanying subsequently filed items
May 11, 2023
Oral proceedings: change of venue
May 11, 2023
Oral proceedings: change of venue
May 11, 2023
Oral proceedings: change of venue
Mar 13, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 13, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 13, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Dec 7, 2022
F3345 Forwarding of submissions to parties
Dec 7, 2022
F3345 Forwarding of submissions to parties
Dec 2, 2022
(Electronic) Receipt
Dec 2, 2022
Letter accompanying subsequently filed items
Dec 2, 2022
Letter dealing with oral proceedings during the appeal procedure
Nov 29, 2022
F3345 Forwarding of submissions to parties
Nov 29, 2022
F3345 Forwarding of submissions to parties
Nov 24, 2022
(Electronic) Receipt
Nov 24, 2022
Letter accompanying subsequently filed items
Nov 24, 2022
Letter dealing with oral proceedings during the appeal procedure
Oct 13, 2022
F3345 Forwarding of submissions to parties
Oct 13, 2022
F3345 Forwarding of submissions to parties
Oct 10, 2022
(Electronic) Receipt
Oct 10, 2022
Amended claims with annotations
Oct 10, 2022
Amended claims with annotations
Oct 10, 2022
Amended claims with annotations
Oct 10, 2022
Amended claims with annotations
Oct 10, 2022
Amended claims with annotations
Oct 10, 2022
Amended claims with annotations
Oct 10, 2022
Amended claims with annotations
Oct 10, 2022
Amended claims with annotations
Oct 10, 2022
Auxiliary request during appeals procedure - 08
Oct 10, 2022
Auxiliary request during appeals procedure - 09
Oct 10, 2022
Auxiliary request during appeals procedure - 10
Oct 10, 2022
Auxiliary request during appeals procedure - 11
Oct 10, 2022
Auxiliary request during appeals procedure - 12
Oct 10, 2022
Auxiliary request during appeals procedure - 13
Oct 10, 2022
Auxiliary request during appeals procedure - 14
Oct 10, 2022
Auxiliary request during appeals procedure - 15
Oct 10, 2022
F3011.1 Oral Proceedings: summons
Oct 10, 2022
F3011.1 Oral Proceedings: summons
Oct 10, 2022
F3011.1 Oral Proceedings: summons
Oct 10, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Oct 10, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Oct 10, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Oct 10, 2022
Letter accompanying subsequently filed items
Oct 10, 2022
Letter relating to Appeal Procedure
Oct 5, 2022
F3010 Oral proceedings: order for summons
Sep 22, 2022
Composition of the board (T)
May 4, 2022
F3345 Forwarding of submissions to parties
May 4, 2022
F3345 Forwarding of submissions to parties
May 2, 2022
F3345 Forwarding of submissions to parties
May 2, 2022
F3345 Forwarding of submissions to parties
Apr 29, 2022
(Electronic) Receipt
Apr 29, 2022
Citation in appeal procedure - 049
Apr 29, 2022
Citation in appeal procedure - 050
Apr 29, 2022
Letter accompanying subsequently filed items
Apr 29, 2022
Reply to appeal
Apr 21, 2022
(Electronic) Receipt
Apr 21, 2022
Letter accompanying subsequently filed items
Apr 21, 2022
Reply to appeal
Dec 21, 2021
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Dec 21, 2021
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Dec 15, 2021
(Electronic) Receipt
Dec 15, 2021
Amended claims with annotations
Dec 15, 2021
Amended claims with annotations
Dec 15, 2021
Amended claims with annotations
Dec 15, 2021
Amended claims with annotations
Dec 15, 2021
Amended claims with annotations
Dec 15, 2021
Amended claims with annotations
Dec 15, 2021
Amended claims with annotations
Dec 15, 2021
Amended claims with annotations
Dec 15, 2021
Auxiliary request during appeals procedure - 01
Dec 15, 2021
Auxiliary request during appeals procedure - 02
Dec 15, 2021
Auxiliary request during appeals procedure - 03
Dec 15, 2021
Auxiliary request during appeals procedure - 04
Dec 15, 2021
Auxiliary request during appeals procedure - 05
Dec 15, 2021
Auxiliary request during appeals procedure - 06
Dec 15, 2021
Auxiliary request during appeals procedure - 07
Dec 15, 2021
Claims
Dec 15, 2021
Letter accompanying subsequently filed items
Dec 15, 2021
Statement of grounds of appeal
Oct 20, 2021
F3204 Communication of the file number to the parties
Oct 20, 2021
F3204 Communication of the file number to the parties
Oct 20, 2021
F3204 Communication of the file number to the parties
Oct 14, 2021
(Electronic) Receipt
Oct 14, 2021
Letter accompanying subsequently filed items
Oct 14, 2021
Notice of appeal
Aug 17, 2021
Advice of delivery
Aug 6, 2021
(Electronic) Receipt
Aug 6, 2021
Advice of delivery
Aug 6, 2021
Letter accompanying subsequently filed items
Aug 5, 2021
Advice of delivery
Aug 5, 2021
Annex to the communication - opposition
Aug 5, 2021
Decision of the Opposition Division and instruction
Aug 5, 2021
Decision revoking the European patent
Aug 5, 2021
Decision revoking the European patent
Aug 5, 2021
Decision revoking the European patent
Aug 5, 2021
Grounds for the decision (Annex) - opposition
Aug 5, 2021
Means of redress
Aug 5, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Aug 5, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Aug 5, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Aug 5, 2021
Provision of a copy of the minutes - opposition procedure
Aug 5, 2021
Provision of a copy of the minutes - opposition procedure
Aug 5, 2021
Provision of a copy of the minutes - opposition procedure
Aug 5, 2021
Scanned annex to a communication - opposition procedure
Aug 5, 2021
Scanned annex to a communication - opposition procedure
Aug 5, 2021
Transmittal of decision / summons - opposition
Aug 5, 2021
Transmittal of decision / summons - opposition
Aug 5, 2021
Transmittal of decision / summons - opposition
Jun 15, 2021
Brief communication - Opposition proceedings
Jun 11, 2021
Brief communication - Opposition proceedings
Jun 10, 2021
Brief communication - Opposition proceedings
Jun 10, 2021
Brief communication - Opposition proceedings
Jun 10, 2021
Information about the result of oral proceedings
Jun 7, 2021
(Electronic) Receipt
Jun 7, 2021
Letter accompanying subsequently filed items
Jun 7, 2021
Written submission in preparation to/during oral proceedings
Jun 2, 2021
(Electronic) Receipt
Jun 2, 2021
Any annexes (other than citation) to an opposition letter
Jun 2, 2021
Letter accompanying subsequently filed items
Jun 2, 2021
Written submission in preparation to/during oral proceedings
May 7, 2021
(Electronic) Receipt
May 7, 2021
Letter accompanying subsequently filed items
Apr 19, 2021
Brief communication - Opposition proceedings
Apr 19, 2021
Brief communication - Opposition proceedings
Apr 16, 2021
Brief communication - Opposition proceedings
Apr 16, 2021
Brief communication - Opposition proceedings
Apr 15, 2021
Brief communication - Opposition proceedings
Apr 15, 2021
Brief communication - Opposition proceedings
Apr 9, 2021
(Electronic) Receipt
Apr 9, 2021
Auxiliary request during Opposition procedure
Apr 9, 2021
Auxiliary request during Opposition procedure
Apr 9, 2021
Auxiliary request during Opposition procedure - 06
Apr 9, 2021
Auxiliary request during Opposition procedure - 07
Apr 9, 2021
Letter accompanying subsequently filed items
Apr 9, 2021
Written submission in preparation to/during oral proceedings
Apr 8, 2021
(Electronic) Receipt
Apr 8, 2021
Citation in opposition procedure - 048
Apr 8, 2021
Letter accompanying subsequently filed items
Apr 8, 2021
Written submission in preparation to/during oral proceedings
Apr 7, 2021
(Electronic) Receipt
Apr 7, 2021
(Electronic) Receipt
Apr 7, 2021
Citation in opposition procedure - 011
Apr 7, 2021
Letter accompanying subsequently filed items
Apr 7, 2021
Letter accompanying subsequently filed items
Apr 7, 2021
Written submission in preparation to/during oral proceedings
Mar 2, 2021
Brief communication - Opposition proceedings
Mar 2, 2021
Brief communication - Opposition proceedings
Mar 2, 2021
Notification concerning the date of oral proceedings
Mar 2, 2021
Notification concerning the date of oral proceedings
Mar 2, 2021
Notification concerning the date of oral proceedings
Feb 19, 2021
Communication of the registration of a transfer or change of name and/or address
Feb 8, 2021
Authorisation
Feb 8, 2021
Submission concerning change of proprietor's name
Jan 18, 2021
Indication of deficiencies in a request for entry of a change in personal particulars and invitation to correct them
Dec 18, 2020
Annexes in respect of a client data request
Dec 18, 2020
Annexes in respect of a client data request
Dec 18, 2020
Submission concerning change of proprietor's name
Nov 5, 2020
(Electronic) Receipt
Nov 5, 2020
Advice of delivery
Nov 5, 2020
Letter accompanying subsequently filed items
Sep 4, 2020
Acknowledgement of a document
Sep 4, 2020
Acknowledgement of a document
Sep 4, 2020
Acknowledgement of a document
Sep 4, 2020
Notification concerning the date of oral proceedings
Sep 4, 2020
Notification concerning the date of oral proceedings
Sep 4, 2020
Notification concerning the date of oral proceedings
Sep 4, 2020
Summons to attend oral proceedings
Sep 4, 2020
Summons to attend oral proceedings
Sep 4, 2020
Summons to attend oral proceedings
Aug 28, 2020
Information about the result of oral proceedings
Aug 27, 2020
Brief communication - Opposition proceedings
Aug 27, 2020
Brief communication - Opposition proceedings
Aug 27, 2020
Brief communication - Opposition proceedings
Aug 27, 2020
Brief communication - Opposition proceedings
Aug 14, 2020
(Electronic) Receipt
Aug 14, 2020
Auxiliary request during Opposition procedure
Aug 14, 2020
Auxiliary request during Opposition procedure - 05
Aug 14, 2020
Letter accompanying subsequently filed items
Aug 14, 2020
Written submission in preparation to/during oral proceedings
Aug 13, 2020
(Electronic) Receipt
Aug 13, 2020
Citation in opposition procedure - 007
Aug 13, 2020
Citation in opposition procedure - 008
Aug 13, 2020
Citation in opposition procedure - 009
Aug 13, 2020
Citation in opposition procedure - 010
Aug 13, 2020
Letter accompanying subsequently filed items
Aug 13, 2020
Written submission in preparation to/during oral proceedings
Aug 7, 2020
(Electronic) Receipt
Aug 7, 2020
Letter accompanying subsequently filed items
Aug 7, 2020
Oral proceedings: reply to date proposed
Aug 5, 2020
(Electronic) Receipt
Aug 5, 2020
Advice of delivery
Aug 5, 2020
Letter accompanying subsequently filed items
Jul 30, 2020
(Electronic) Receipt
Jul 30, 2020
Letter accompanying subsequently filed items
Jul 30, 2020
Oral proceedings: reply to date proposed
Jul 17, 2020
Notification concerning the date of oral proceedings
Jul 17, 2020
Notification concerning the date of oral proceedings
Jul 17, 2020
Notification concerning the date of oral proceedings
Jun 24, 2020
Advice of delivery
Apr 2, 2020
Advice of delivery
Mar 16, 2020
Acknowledgement of a document
Mar 16, 2020
Acknowledgement of a document
Mar 16, 2020
Acknowledgement of a document
Mar 16, 2020
Information concerning oral proceedings
Mar 16, 2020
Notification concerning the date of oral proceedings
Mar 16, 2020
Notification concerning the date of oral proceedings
Mar 16, 2020
Notification concerning the date of oral proceedings
Mar 16, 2020
Summons to attend oral proceedings
Mar 16, 2020
Summons to attend oral proceedings
Mar 16, 2020
Summons to attend oral proceedings
Mar 12, 2020
Brief communication - Opposition proceedings
Mar 12, 2020
Brief communication - Opposition proceedings
Mar 12, 2020
Brief communication - Opposition proceedings
Mar 10, 2020
(Electronic) Receipt
Mar 10, 2020
Advice of delivery
Mar 10, 2020
Letter accompanying subsequently filed items
Mar 9, 2020
(Electronic) Receipt
Mar 9, 2020
(Electronic) Receipt
Mar 9, 2020
Advice of delivery
Mar 9, 2020
Brief communication - Opposition proceedings
Mar 9, 2020
Brief communication - Opposition proceedings
Mar 9, 2020
Letter accompanying subsequently filed items
Mar 9, 2020
Letter accompanying subsequently filed items
Mar 9, 2020
Notification concerning the date of oral proceedings
Mar 9, 2020
Notification concerning the date of oral proceedings
Mar 9, 2020
Written submission in preparation to/during oral proceedings
Mar 9, 2020
Written submission in preparation to/during oral proceedings
Mar 6, 2020
(Electronic) Receipt
Mar 6, 2020
Letter accompanying subsequently filed items
Mar 6, 2020
Oral proceedings: Request for postponement
Mar 2, 2020
Brief communication - Opposition proceedings
Mar 2, 2020
Brief communication - Opposition proceedings
Feb 27, 2020
(Electronic) Receipt
Feb 27, 2020
Citation in opposition procedure - 047
Feb 27, 2020
Letter accompanying subsequently filed items
Feb 27, 2020
Written submission in preparation to/during oral proceedings
Feb 14, 2020
Brief communication - Opposition proceedings
Feb 14, 2020
Brief communication - Opposition proceedings
Feb 7, 2020
(Electronic) Receipt
Feb 7, 2020
Citation in opposition procedure - 045
Feb 7, 2020
Citation in opposition procedure - 046
Feb 7, 2020
Letter accompanying subsequently filed items
Feb 7, 2020
Written submission in preparation to/during oral proceedings
Jan 30, 2020
Communication of amended entries
Jan 27, 2020
Brief communication - Opposition proceedings
Jan 27, 2020
Brief communication - Opposition proceedings
Jan 27, 2020
Brief communication - Opposition proceedings
Jan 20, 2020
Letter accompanying subsequently filed items
Jan 20, 2020
Submission concerning change of applicant's address
Jan 20, 2020
Submission concerning change of applicant's address
Jan 20, 2020
Submission concerning change of applicant's address
Jan 20, 2020
Submission concerning change of applicant's address
Jan 17, 2020
(Electronic) Receipt
Jan 17, 2020
(Electronic) Receipt
Jan 17, 2020
(Electronic) Receipt
Jan 17, 2020
Auxiliary request during Opposition procedure
Jan 17, 2020
Auxiliary request during Opposition procedure
Jan 17, 2020
Auxiliary request during Opposition procedure - 03
Jan 17, 2020
Auxiliary request during Opposition procedure - 04
Jan 17, 2020
Citation in opposition procedure - 001
Jan 17, 2020
Citation in opposition procedure - 043
Jan 17, 2020
Citation in opposition procedure - 044
Jan 17, 2020
Letter accompanying subsequently filed items
Jan 17, 2020
Letter accompanying subsequently filed items
Jan 17, 2020
Letter accompanying subsequently filed items
Jan 17, 2020
Written submission in preparation to/during oral proceedings
Jan 17, 2020
Written submission in preparation to/during oral proceedings
Jan 17, 2020
Written submission in preparation to/during oral proceedings
Aug 21, 2019
Brief communication - Opposition proceedings
Aug 21, 2019
Brief communication - Opposition proceedings
Aug 21, 2019
Brief communication - Opposition proceedings
Aug 19, 2019
Advice of delivery
Aug 15, 2019
Advice of delivery
Aug 13, 2019
(Electronic) Receipt
Aug 13, 2019
(Electronic) Receipt
Aug 13, 2019
Advice of delivery
Aug 13, 2019
Letter accompanying subsequently filed items
Aug 13, 2019
Letter accompanying subsequently filed items
Aug 13, 2019
Request for interpreters during oral proceedings
Aug 9, 2019
Letter which had not been notified
Aug 7, 2019
Advice of delivery
Aug 2, 2019
Advice of delivery
Jul 29, 2019
Acknowledgement of a document
Jul 29, 2019
Acknowledgement of a document
Jul 29, 2019
Acknowledgement of a document
Jul 29, 2019
Annex to the communication - opposition
Jul 29, 2019
Information concerning oral proceedings
Jul 29, 2019
Summons to attend oral proceedings
Jul 29, 2019
Summons to attend oral proceedings
Jul 29, 2019
Summons to attend oral proceedings
May 28, 2019
Brief communication - Opposition proceedings
May 28, 2019
Brief communication - Opposition proceedings
May 20, 2019
(Electronic) Receipt
May 20, 2019
Citation in opposition procedure - 038
May 20, 2019
Citation in opposition procedure - 039
May 20, 2019
Citation in opposition procedure - 040
May 20, 2019
Citation in opposition procedure - 041
May 20, 2019
Citation in opposition procedure - 042
May 20, 2019
Letter accompanying subsequently filed items
May 20, 2019
Reply from the opponent to submission of proprietor
Mar 1, 2019
Brief communication - Opposition proceedings
Mar 1, 2019
Brief communication - Opposition proceedings
Mar 1, 2019
Brief communication - Opposition proceedings
Feb 22, 2019
(Electronic) Receipt
Feb 22, 2019
Auxiliary request during Opposition procedure
Feb 22, 2019
Auxiliary request during Opposition procedure
Feb 22, 2019
Auxiliary request during Opposition procedure - 01
Feb 22, 2019
Auxiliary request during Opposition procedure - 02
Feb 22, 2019
Letter accompanying subsequently filed items
Feb 22, 2019
Reply of the patent proprietor to the notice(s) of opposition
Oct 29, 2018
Brief communication - Opposition proceedings
Oct 23, 2018
(Electronic) Receipt
Oct 23, 2018
Citation in opposition procedure - 006
Oct 23, 2018
Letter accompanying subsequently filed items
Oct 23, 2018
Letter regarding the opposition procedure (no time limit)
Oct 12, 2018
Communication of a notice of opposition and request to file observations
Oct 12, 2018
Notice of further oppositions to opponent(s)
Oct 12, 2018
Notice of further oppositions to opponent(s)
Oct 4, 2018
Communication of a notice of opposition - first information to patent proprietor
Oct 4, 2018
Request for documents
Oct 2, 2018
Communication of a notice of opposition - first information to patent proprietor
Sep 26, 2018
(Electronic) Receipt
Sep 26, 2018
Citation in opposition procedure - 001
Sep 26, 2018
Citation in opposition procedure - 002
Sep 26, 2018
Citation in opposition procedure - 003
Sep 26, 2018
Citation in opposition procedure - 004
Sep 26, 2018
Citation in opposition procedure - 005
Sep 26, 2018
Notice of opposition
Sep 26, 2018
Notice of opposition
Sep 24, 2018
(Electronic) Receipt
Sep 24, 2018
Citation in opposition procedure - 001
Sep 24, 2018
Citation in opposition procedure - 002
Sep 24, 2018
Citation in opposition procedure - 003
Sep 24, 2018
Citation in opposition procedure - 004
Sep 24, 2018
Citation in opposition procedure - 005
Sep 24, 2018
Citation in opposition procedure - 006
Sep 24, 2018
Citation in opposition procedure - 007
Sep 24, 2018
Citation in opposition procedure - 008
Sep 24, 2018
Citation in opposition procedure - 009
Sep 24, 2018
Citation in opposition procedure - 010
Sep 24, 2018
Citation in opposition procedure - 011
Sep 24, 2018
Citation in opposition procedure - 012
Sep 24, 2018
Citation in opposition procedure - 013
Sep 24, 2018
Citation in opposition procedure - 014
Sep 24, 2018
Citation in opposition procedure - 015
Sep 24, 2018
Citation in opposition procedure - 016
Sep 24, 2018
Citation in opposition procedure - 017
Sep 24, 2018
Citation in opposition procedure - 018
Sep 24, 2018
Citation in opposition procedure - 019
Sep 24, 2018
Citation in opposition procedure - 020
Sep 24, 2018
Citation in opposition procedure - 021
Sep 24, 2018
Citation in opposition procedure - 022
Sep 24, 2018
Citation in opposition procedure - 023
Sep 24, 2018
Citation in opposition procedure - 024
Sep 24, 2018
Citation in opposition procedure - 025
Sep 24, 2018
Citation in opposition procedure - 026
Sep 24, 2018
Citation in opposition procedure - 027
Sep 24, 2018
Citation in opposition procedure - 028
Sep 24, 2018
Citation in opposition procedure - 029
Sep 24, 2018
Citation in opposition procedure - 030
Sep 24, 2018
Citation in opposition procedure - 031
Sep 24, 2018
Citation in opposition procedure - 032
Sep 24, 2018
Citation in opposition procedure - 033
Sep 24, 2018
Citation in opposition procedure - 034
Sep 24, 2018
Citation in opposition procedure - 035
Sep 24, 2018
Citation in opposition procedure - 036
Sep 24, 2018
Citation in opposition procedure - 037
Sep 24, 2018
Notice of opposition
Sep 24, 2018
Notice of opposition
May 28, 2018
Communication of amended entries concerning the representative
May 17, 2018
Submission concerning change of applicant's representative
Jan 12, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Nov 30, 2017
Decision to grant a European patent
Nov 13, 2017
(Electronic) Receipt
Nov 13, 2017
Filing of the translations of the claims
Nov 13, 2017
French translation of claims
Nov 13, 2017
German translation of the claims
Nov 13, 2017
Letter accompanying subsequently filed items
Jul 4, 2017
Bibliographic data of the European patent application
Jul 4, 2017
Communication about intention to grant a European patent
Jul 4, 2017
Intention to grant (signatures)
Jul 4, 2017
Text intended for grant (clean copy)
Jul 4, 2017
Text intended for grant (version for approval)
May 12, 2017
(Electronic) Receipt
May 12, 2017
Amended claims with annotations
May 12, 2017
Amended description with annotations
May 12, 2017
Claims
May 12, 2017
Description
May 12, 2017
Letter accompanying subsequently filed items
May 12, 2017
Reply to communication from the Examining Division
Mar 23, 2017
Annex to the communication
Mar 23, 2017
Communication from the Examining Division
Jan 23, 2017
(Electronic) Receipt
Jan 23, 2017
Annex
Jan 23, 2017
Annex
Jan 23, 2017
Annex
Jan 23, 2017
Letter accompanying subsequently filed items
Jan 23, 2017
Reply to communication from the Examining Division
Sep 21, 2016
Communication of the registration of a transfer or change of name and/or address
Sep 16, 2016
Submission concerning change of applicant's address
Sep 15, 2016
Submission concerning change of applicant's address
Sep 12, 2016
Annex to the communication
Sep 12, 2016
Communication from the Examining Division
Aug 26, 2016
Examination started
May 20, 2016
(Electronic) Receipt
May 20, 2016
Amended claims filed after receipt of (European) search report
May 20, 2016
Amended claims with annotations
May 20, 2016
Amended description filed after receipt of (European) search report
May 20, 2016
Amended description with annotations
May 20, 2016
Amendments received before examination
May 20, 2016
Letter accompanying subsequently filed items
Nov 10, 2015
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Oct 23, 2015
Communication regarding the transmission of the European search report
Oct 23, 2015
European search opinion
Oct 23, 2015
Supplementary European search report
Oct 5, 2015
Search started
Mar 19, 2015
(Electronic) Receipt
Mar 19, 2015
Amended claims filed after receipt of (European) search report
Mar 19, 2015
Amended claims with annotations
Mar 19, 2015
Amendments received before examination
Mar 19, 2015
Letter accompanying subsequently filed items
Nov 12, 2014
Notification on forthcoming publication of bibliographic data
Sep 9, 2014
Communication regarding possible amendment of the application/payment of claims fee
Sep 5, 2014
Communication to designated inventor
Sep 5, 2014
Communication to designated inventor
Aug 20, 2014
Copy of the international preliminary report on patentability
Aug 19, 2014
(Electronic) Receipt
Aug 19, 2014
Request for entry into the European phase
Jan 16, 2014
Copy of the international search report
Jan 16, 2014
International publication of the international search report
Dec 4, 2013
Priority document (electronically transmitted)
Dec 4, 2013
Priority document (electronically transmitted)
Dec 4, 2013
Priority document (electronically transmitted)
Nov 14, 2013
Published international application - A2

EP2809939

RAYTHEON

Application Number: EP13786893A
Filing Date: Jan 29, 2013
Status: Revoked; Jul 28, 2023
Publication Date: Dec 27, 2017
External Links: Slate, Register , Google Patents

IP Verse

Geared Turbofan Gas Turbine Engine Architecture

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP2809939