Acoustic Liner With Varied Properties

Patent No. EP2971659 (titled "Acoustic Liner With Varied Properties") was filed by Raytheon on Mar 11, 2014. The application was issued on Sep 22, 2021.

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	Jun 21, 2022	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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Sep 30, 2024
Refund of fees
Sep 26, 2024
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Sep 26, 2024
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Sep 25, 2024
F3204 Communication of the file number to the parties
Sep 25, 2024
F3204 Communication of the file number to the parties
Sep 20, 2024
Composition of the board (T)
Sep 19, 2024
(Electronic) Receipt
Sep 19, 2024
Withdrawal of an appeal
Sep 17, 2024
(Electronic) Receipt
Sep 17, 2024
Letter accompanying subsequently filed items
Sep 17, 2024
Notice of appeal
Jul 17, 2024
Annex to the communication - opposition
Jul 17, 2024
Brief communication - Opposition proceedings
Jul 17, 2024
Brief communication - Opposition proceedings
Jul 17, 2024
Decision revoking the European patent
Jul 17, 2024
Decision revoking the European patent
Jul 17, 2024
Grounds for the decision (Annex) - opposition
Jul 17, 2024
Means of redress
Jul 17, 2024
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 17, 2024
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 17, 2024
Provision of a copy of the minutes - opposition procedure
Jul 17, 2024
Provision of a copy of the minutes - opposition procedure
Jul 17, 2024
Scanned annex to a communication - opposition procedure
Jul 17, 2024
Scanned annex to a communication - opposition procedure
Jul 17, 2024
Scanned annex to a communication - opposition procedure
Jul 17, 2024
Scanned annex to a communication - opposition procedure
Jul 17, 2024
Scanned annex to a communication - opposition procedure
Jul 17, 2024
Scanned annex to a communication - opposition procedure
Jul 17, 2024
Scanned annex to a communication - opposition procedure
Jul 17, 2024
Scanned annex to a communication - opposition procedure
Jul 15, 2024
Decision of the Opposition Division and instruction
Jun 6, 2024
Information about the result of oral proceedings
May 28, 2024
Brief communication - Opposition proceedings
May 23, 2024
(Electronic) Receipt
May 23, 2024
Letter accompanying subsequently filed items
May 23, 2024
Written submission in preparation to/during oral proceedings
Apr 12, 2024
Brief communication - Opposition proceedings
Apr 4, 2024
(Electronic) Receipt
Apr 4, 2024
Letter accompanying subsequently filed items
Apr 4, 2024
Written submission in preparation to/during oral proceedings
Feb 16, 2024
Brief communication - Opposition proceedings
Feb 9, 2024
(Electronic) Receipt
Feb 9, 2024
Citation in opposition procedure - 010
Feb 9, 2024
Citation in opposition procedure - 011
Feb 9, 2024
Consolidated list of cited opposition documents
Feb 9, 2024
Letter accompanying subsequently filed items
Feb 9, 2024
Written submission in preparation to/during oral proceedings
Jan 2, 2024
Annex to the communication - opposition
Jan 2, 2024
Brief communication - Opposition proceedings
Jan 2, 2024
Brief communication - Opposition proceedings
Jan 2, 2024
Communication inviting the parties to file observations
Jan 2, 2024
Communication inviting the parties to file observations
Dec 4, 2023
(Electronic) Receipt
Dec 4, 2023
Letter accompanying subsequently filed items
Dec 4, 2023
Letter regarding the opposition procedure (no time limit)
Nov 20, 2023
Brief communication - Opposition proceedings
Nov 16, 2023
Advice of delivery
Nov 16, 2023
Annex to the communication - opposition
Nov 16, 2023
Information concerning oral proceedings
Nov 16, 2023
Scanned annex to a communication - opposition procedure
Nov 16, 2023
Summons to attend oral proceedings
Nov 16, 2023
Summons to attend oral proceedings
Nov 16, 2023
Transmittal of decision / summons - opposition
Nov 16, 2023
Transmittal of decision / summons - opposition
Oct 4, 2023
Communication of the registration of a transfer or change of name and/or address
Sep 27, 2023
Annexes in respect of a client data request
Sep 27, 2023
Letter accompanying subsequently filed items
Sep 27, 2023
Submission concerning change of applicant's name
Feb 6, 2023
Brief communication - Opposition proceedings
Jan 30, 2023
(Electronic) Receipt
Jan 30, 2023
Letter accompanying subsequently filed items
Jan 30, 2023
Reply from the opponent to submission of proprietor
Nov 22, 2022
Brief communication - Opposition proceedings
Nov 14, 2022
(Electronic) Receipt
Nov 14, 2022
Auxiliary request during Opposition procedure
Nov 14, 2022
Auxiliary request during Opposition procedure
Nov 14, 2022
Auxiliary request during Opposition procedure
Nov 14, 2022
Auxiliary request during Opposition procedure
Nov 14, 2022
Auxiliary request during Opposition procedure
Nov 14, 2022
Auxiliary request during Opposition procedure
Nov 14, 2022
Auxiliary request during Opposition procedure
Nov 14, 2022
Auxiliary request during Opposition procedure
Nov 14, 2022
Auxiliary request during Opposition procedure
Nov 14, 2022
Auxiliary request during Opposition procedure
Nov 14, 2022
Auxiliary request during Opposition procedure
Nov 14, 2022
Auxiliary request during Opposition procedure - 01
Nov 14, 2022
Auxiliary request during Opposition procedure - 02
Nov 14, 2022
Auxiliary request during Opposition procedure - 03
Nov 14, 2022
Auxiliary request during Opposition procedure - 04
Nov 14, 2022
Auxiliary request during Opposition procedure - 05
Nov 14, 2022
Auxiliary request during Opposition procedure - 06
Nov 14, 2022
Auxiliary request during Opposition procedure - 07
Nov 14, 2022
Auxiliary request during Opposition procedure - 08
Nov 14, 2022
Auxiliary request during Opposition procedure - 09
Nov 14, 2022
Auxiliary request during Opposition procedure - 10
Nov 14, 2022
Auxiliary request during Opposition procedure - 11
Nov 14, 2022
Letter accompanying subsequently filed items
Nov 14, 2022
Main request during Opposition procedure
Nov 14, 2022
Main request during Opposition procedure
Nov 14, 2022
Reply of the patent proprietor to the notice(s) of opposition
Jul 4, 2022
Communication of a notice of opposition and request to file observations
Jul 4, 2022
Notice of further oppositions to opponent(s)
Jun 27, 2022
Communication of a notice of opposition - first information to patent proprietor
Jun 21, 2022
(Electronic) Receipt
Jun 21, 2022
Citation in opposition procedure - 001
Jun 21, 2022
Citation in opposition procedure - 002
Jun 21, 2022
Citation in opposition procedure - 003
Jun 21, 2022
Citation in opposition procedure - 004
Jun 21, 2022
Citation in opposition procedure - 005
Jun 21, 2022
Citation in opposition procedure - 006
Jun 21, 2022
Citation in opposition procedure - 007
Jun 21, 2022
Citation in opposition procedure - 008
Jun 21, 2022
Citation in opposition procedure - 009
Jun 21, 2022
Notice of opposition
Jun 21, 2022
Notice of opposition
Oct 5, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 26, 2021
Decision to grant a European patent
Aug 13, 2021
(Electronic) Receipt
Aug 13, 2021
Filing of the translations of the claims
Aug 13, 2021
French translation of claims
Aug 13, 2021
German translation of the claims
Aug 13, 2021
Letter accompanying subsequently filed items
Apr 22, 2021
Bibliographic data of the European patent application
Apr 22, 2021
Communication about intention to grant a European patent
Apr 22, 2021
Intention to grant (signatures)
Apr 22, 2021
Text intended for grant (clean copy)
Apr 22, 2021
Text intended for grant (version for approval)
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
Jul 6, 2020
(Electronic) Receipt
Jul 6, 2020
Amended claims with annotations
Jul 6, 2020
Claims
Jul 6, 2020
Letter accompanying subsequently filed items
Jul 6, 2020
Reply to communication from the Examining Division
Apr 1, 2020
Annex to the communication
Apr 1, 2020
Communication from the Examining Division
Nov 27, 2019
(Electronic) Receipt
Nov 27, 2019
Amended claims with annotations
Nov 27, 2019
Claims
Nov 27, 2019
Letter accompanying subsequently filed items
Nov 27, 2019
Reply to communication from the Examining Division
Jul 17, 2019
Annex to the communication
Jul 17, 2019
Communication from the Examining Division
Apr 5, 2019
(Electronic) Receipt
Apr 5, 2019
Amended claims with annotations
Apr 5, 2019
Amended description with annotations
Apr 5, 2019
Claims
Apr 5, 2019
Description
Apr 5, 2019
Letter accompanying subsequently filed items
Apr 5, 2019
Reply to communication from the Examining Division
Nov 28, 2018
Annex to the communication
Nov 28, 2018
Communication from the Examining Division
Aug 13, 2018
(Electronic) Receipt
Aug 13, 2018
Claims
Aug 13, 2018
Description
Aug 13, 2018
Letter accompanying subsequently filed items
Aug 13, 2018
Reply to communication from the Examining Division
May 28, 2018
Communication of amended entries concerning the representative
May 17, 2018
Submission concerning change of applicant's representative
Apr 3, 2018
Annex to the communication
Apr 3, 2018
Communication from the Examining Division
Mar 21, 2018
Examination started
May 8, 2017
(Electronic) Receipt
May 8, 2017
Amended claims filed after receipt of (European) search report
May 8, 2017
Amended description filed after receipt of (European) search report
May 8, 2017
Amendments received before examination
May 8, 2017
Letter accompanying subsequently filed items
Nov 8, 2016
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Oct 21, 2016
Communication regarding the transmission of the European search report
Oct 21, 2016
European search opinion
Oct 21, 2016
Information on Search Strategy
Oct 21, 2016
Supplementary European search report
Oct 11, 2016
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 28, 2016
Communication to designated inventor
Apr 20, 2016
(Electronic) Receipt
Apr 20, 2016
Letter accompanying subsequently filed items
Apr 20, 2016
Letter concerning the inventor
Feb 10, 2016
Invitation to indicate correct address of inventor
Jan 14, 2016
Letter which had not been notified
Dec 23, 2015
Notification on forthcoming publication of bibliographic data
Nov 10, 2015
Communication regarding possible amendment of the application/payment of claims fee
Nov 6, 2015
Communication to designated inventor
Nov 6, 2015
Communication to designated inventor
Oct 16, 2015
Information on entry into European phase
Oct 14, 2015
(Electronic) Receipt
Oct 14, 2015
Amended claims filed after receipt of (European) search report
Oct 14, 2015
Amendments received before examination
Oct 14, 2015
Request for entry into the European phase
Oct 2, 2015
Copy of the international preliminary report on patentability
Aug 11, 2015
Notification of the recording of a change
Feb 19, 2015
Copy of the international search report
Feb 19, 2015
International publication of the international search report
Jan 5, 2015
Priority document (electronically transmitted)
Dec 11, 2014
Published international application - A2

EP2971659

RAYTHEON

Application Number: EP14807350A
Filing Date: Mar 11, 2014
Status: Revoked; Oct 3, 2024
Publication Date: Sep 22, 2021
External Links: Slate, Register , Google Patents

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Acoustic Liner With Varied Properties

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Dossier Documents

EP2971659