Propulsion Fan For Gas Turbine Engines

Patent No. EP2543866 (titled "Propulsion Fan For Gas Turbine Engines") was filed by Raytheon on Jun 29, 2012. The application was issued on Nov 15, 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
SAFRAN AIRCRAFT ENGINES	Apr 26, 2021	CABINET BEAU DE LOMENIE

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

Get instant alerts for new documents

Oct 19, 2023
Decision to maintain the European patent in amended form
Oct 19, 2023
Decision to maintain the European patent in amended form
Oct 13, 2023
Termination of the opposition proceedings with maintenance of patent
Oct 9, 2023
(Electronic) Receipt
Oct 9, 2023
Filing of the translation of the amended claims
Oct 9, 2023
French translation of claims
Oct 9, 2023
German translation of the claims
Oct 9, 2023
Letter accompanying subsequently filed items
Oct 4, 2023
Communication of the registration of a transfer or change of name and/or address
Jun 20, 2023
Maintenance of the patent with the documents specified in the final decision
Mar 2, 2023
(Electronic) Receipt
Mar 2, 2023
Advice of delivery
Mar 2, 2023
Advice of delivery
Mar 2, 2023
Letter accompanying subsequently filed items
Feb 27, 2023
Annex to the communication - opposition
Feb 27, 2023
Decision of the Opposition Division and instruction
Feb 27, 2023
Druckexemplar in opposition procedure
Feb 27, 2023
Grounds for the decision (Annex) - opposition
Feb 27, 2023
Interlocutory decision in opposition proceedings
Feb 27, 2023
Interlocutory decision in opposition proceedings
Feb 27, 2023
Means of redress
Feb 27, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 27, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 27, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Feb 27, 2023
Provision of a copy of the minutes - opposition procedure
Feb 27, 2023
Provision of a copy of the minutes - opposition procedure
Feb 27, 2023
Scanned annex to a communication - opposition procedure
Feb 27, 2023
Scanned annex to a communication - opposition procedure
Feb 27, 2023
Scanned annex to a communication - opposition procedure
Feb 27, 2023
Scanned annex to a communication - opposition procedure
Feb 27, 2023
Scanned annex to a communication - opposition procedure
Oct 11, 2022
Information about the result of oral proceedings
Oct 11, 2022
Scanned annex to a communication - opposition procedure
Oct 11, 2022
Scanned annex to a communication - opposition procedure
Oct 6, 2022
Brief communication - Opposition proceedings
Sep 30, 2022
(Electronic) Receipt
Sep 30, 2022
Letter accompanying subsequently filed items
Sep 30, 2022
Written submission in preparation to/during oral proceedings
Sep 14, 2022
Brief communication - Opposition proceedings
Sep 8, 2022
(Electronic) Receipt
Sep 8, 2022
Citation in opposition procedure - 010
Sep 8, 2022
Consolidated list of cited opposition documents
Sep 8, 2022
Letter accompanying subsequently filed items
Sep 8, 2022
Written submission in preparation to/during oral proceedings
Aug 18, 2022
Brief communication - Opposition proceedings
Aug 11, 2022
(Electronic) Receipt
Aug 11, 2022
Letter accompanying subsequently filed items
Aug 11, 2022
Written submission in preparation to/during oral proceedings
Aug 10, 2022
Brief communication - Opposition proceedings
Aug 5, 2022
(Electronic) Receipt
Aug 5, 2022
Citation in opposition procedure - 009
Aug 5, 2022
Letter accompanying subsequently filed items
Aug 5, 2022
Written submission in preparation to/during oral proceedings
May 31, 2022
Notification concerning the date of oral proceedings
May 31, 2022
Notification concerning the date of oral proceedings
May 31, 2022
Notification concerning the date of oral proceedings
Feb 3, 2022
(Electronic) Receipt
Feb 3, 2022
Advice of delivery
Feb 3, 2022
Letter accompanying subsequently filed items
Jan 28, 2022
(Electronic) Receipt
Jan 28, 2022
Advice of delivery
Jan 28, 2022
Letter accompanying subsequently filed items
Jan 26, 2022
Annex to the communication - opposition
Jan 26, 2022
Summons to attend oral proceedings
Jan 26, 2022
Summons to attend oral proceedings
Sep 28, 2021
Brief communication - Opposition proceedings
Sep 22, 2021
(Electronic) Receipt
Sep 22, 2021
Auxiliary request during Opposition procedure - 01
Sep 22, 2021
Auxiliary request during Opposition procedure - 02
Sep 22, 2021
Auxiliary request during Opposition procedure - 03
Sep 22, 2021
Auxiliary request during Opposition procedure - 04
Sep 22, 2021
Auxiliary request during Opposition procedure - 05
Sep 22, 2021
Auxiliary request during Opposition procedure - 06
Sep 22, 2021
Auxiliary request during Opposition procedure - 07
Sep 22, 2021
Letter accompanying subsequently filed items
Sep 22, 2021
Main request during Opposition procedure
Sep 22, 2021
Reply of the patent proprietor to the notice(s) of opposition
May 12, 2021
Communication of a notice of opposition and request to file observations
May 12, 2021
Notice of further oppositions to opponent(s)
Apr 30, 2021
Communication of a notice of opposition - first information to patent proprietor
Apr 26, 2021
(Electronic) Receipt
Apr 26, 2021
Citation in opposition procedure - 001
Apr 26, 2021
Citation in opposition procedure - 002
Apr 26, 2021
Citation in opposition procedure - 003
Apr 26, 2021
Citation in opposition procedure - 004
Apr 26, 2021
Citation in opposition procedure - 005
Apr 26, 2021
Citation in opposition procedure - 006
Apr 26, 2021
Citation in opposition procedure - 007
Apr 26, 2021
Citation in opposition procedure - 008
Apr 26, 2021
Notice of opposition
Apr 26, 2021
Notice of opposition
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 applicant'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 applicant's name
Aug 10, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jul 2, 2020
Decision to grant a European patent
May 20, 2020
(Electronic) Receipt
May 20, 2020
Filing of the translations of the claims
May 20, 2020
French translation of claims
May 20, 2020
German translation of the claims
May 20, 2020
Letter accompanying subsequently filed items
Jan 10, 2020
Bibliographic data of the European patent application
Jan 10, 2020
Communication about intention to grant a European patent
Jan 10, 2020
Intention to grant (signatures)
Jan 10, 2020
Text intended for grant (clean copy)
Jan 10, 2020
Text intended for grant (version for approval)
Dec 3, 2019
Decision to allow further processing
Nov 22, 2019
(Electronic) Receipt
Nov 22, 2019
Amended claims with annotations
Nov 22, 2019
Amended description with annotations
Nov 22, 2019
Claims
Nov 22, 2019
Description
Nov 22, 2019
Reply to communication from the Examining Division
Nov 22, 2019
Request for further processing
Sep 13, 2019
Application deemed to be withdrawn (no reply to communication from the Examining Division)
Jun 24, 2019
Grant of extension of time limit (examination procedure)
Jun 17, 2019
(Electronic) Receipt
Jun 17, 2019
Request for extension of time limit to communication from the Examining Division
Feb 7, 2019
Annex to the communication
Feb 7, 2019
Communication from the Examining Division
Jan 30, 2019
Examination started
May 28, 2018
Communication of amended entries concerning the representative
May 17, 2018
Submission concerning change of applicant's representative
Feb 1, 2018
Decision to allow further processing
Jan 18, 2018
(Electronic) Receipt
Jan 18, 2018
Amended claims filed after receipt of (European) search report
Jan 18, 2018
Amended claims with annotations
Jan 18, 2018
Amended description filed after receipt of (European) search report
Jan 18, 2018
Amended description with annotations
Jan 18, 2018
Letter accompanying subsequently filed items
Jan 18, 2018
Request for further processing
Nov 8, 2017
Application deemed to be withdrawn (non-reply to Written Opinion)
Sep 29, 2017
(Electronic) Receipt
Sep 29, 2017
Letter accompanying subsequently filed items
Apr 3, 2017
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Feb 28, 2017
Communication regarding the transmission of the European search report
Feb 28, 2017
European search opinion
Feb 28, 2017
European search report
Feb 28, 2017
Information on Search Strategy
Feb 14, 2017
Search started
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
Apr 19, 2016
Communication of expected date of establishment of search report
Apr 13, 2016
Enquiry as to when the search report can be expected
Feb 22, 2016
CDS Clean up - amended applicant details
Jul 11, 2013
CDS Clean up - amended data concerning the representative for the applicant
Dec 12, 2012
Notification of forthcoming publication
Sep 6, 2012
Confirmation of receipt of (electronically) transmitted priority document
Aug 30, 2012
Priority document (electronically transmitted)
Aug 22, 2012
Communication to designated inventor
Aug 22, 2012
Communication to designated inventor
Aug 22, 2012
Communication to designated inventor
Aug 22, 2012
Communication to designated inventor
Aug 22, 2012
Communication to designated inventor
Jun 29, 2012
Abstract
Jun 29, 2012
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Jun 29, 2012
Claims
Jun 29, 2012
Description
Jun 29, 2012
Designation of inventor
Jun 29, 2012
Designation of inventor
Jun 29, 2012
Designation of inventor
Jun 29, 2012
Designation of inventor
Jun 29, 2012
Designation of inventor
Jun 29, 2012
Drawings
Jun 29, 2012
Request for grant of a European patent

EP2543866

RAYTHEON

Application Number: EP12174425A
Filing Date: Jun 29, 2012
Status: Patent Maintained As Amended; Oct 13, 2023
Publication Date: Nov 15, 2023
External Links: Slate, Register , Google Patents

IP Verse

Propulsion Fan For Gas Turbine Engines

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP2543866