Bellows Preload And Centering Spring For A Fan Drive Gear System

Patent No. EP2325458 (titled "Bellows Preload And Centering Spring For A Fan Drive Gear System") was filed by Raytheon on Nov 22, 2010. The application was issued on Nov 16, 2022.

Patent Family

Statuses, jurisdictions and citation links are shared on request.

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	Oct 6, 2017	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

Oct 20, 2022
Decision to maintain the European patent in amended form
Oct 20, 2022
Decision to maintain the European patent in amended form
Oct 14, 2022
Termination of the opposition proceedings with maintenance of patent
Oct 7, 2022
(Electronic) Receipt
Oct 7, 2022
Filing of the translation of the amended claims
Oct 7, 2022
French translation of claims
Oct 7, 2022
German translation of the claims
Oct 7, 2022
Letter accompanying subsequently filed items
Jul 1, 2022
Communication of bibliographic data
Jul 1, 2022
Communication to opponent concerning maintenance
Jul 1, 2022
Communication with request to file translations
Jun 24, 2022
Maintenance of the patent with the documents specified in the final decision
Jun 21, 2022
Refund of fees
Jun 20, 2022
F3013 Oral Proceedings: Forwarding minutes
Jun 20, 2022
F3013 Oral Proceedings: Forwarding minutes
Jun 20, 2022
F3315 Oral Proceedings: Minutes (Appellant : Proprietor)
Jun 20, 2022
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jun 20, 2022
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jun 1, 2022
F3345 Forwarding of submissions to parties
May 31, 2022
(Electronic) Receipt
May 31, 2022
Written submission in preparation to/during oral proceedings
May 30, 2022
F3345 Forwarding of submissions to parties
May 26, 2022
(Electronic) Receipt
May 26, 2022
F3345 Forwarding of submissions to parties
May 26, 2022
Letter accompanying subsequently filed items
May 26, 2022
Oral proceedings: change of venue
May 26, 2022
Oral proceedings: change of venue
May 25, 2022
(Electronic) Receipt
May 25, 2022
Advice of delivery
May 25, 2022
Letter dealing with oral proceedings during the appeal procedure
May 25, 2022
Written submission in preparation to/during oral proceedings
Mar 31, 2022
F3018 Oral proceedings: Confirmation interpreters
Mar 31, 2022
F3018 Oral proceedings: Confirmation interpreters
Dec 7, 2021
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Dec 7, 2021
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Oct 11, 2021
F3011.1 Oral Proceedings: summons
Oct 11, 2021
F3011.1 Oral Proceedings: summons
Oct 6, 2021
F3010 Oral proceedings: order for summons
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
Nov 17, 2020
Composition of the board (T)
Mar 20, 2020
F3345 Forwarding of submissions to parties
Mar 17, 2020
(Electronic) Receipt
Mar 17, 2020
Reply to appeal
Mar 17, 2020
Written submission in preparation to/during oral proceedings
Nov 14, 2019
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Nov 11, 2019
(Electronic) Receipt
Nov 11, 2019
Amended claims with annotations
Nov 11, 2019
Claims
Nov 11, 2019
Letter accompanying subsequently filed items
Nov 11, 2019
Statement of grounds of appeal
Sep 18, 2019
F3204 Communication of the file number to the parties
Sep 18, 2019
F3204 Communication of the file number to the parties
Sep 10, 2019
(Electronic) Receipt
Sep 10, 2019
Notice of appeal
Aug 2, 2019
Advice of delivery
Aug 1, 2019
Advice of delivery
Jul 30, 2019
Communication about missing advice of delivery
Jul 17, 2019
Advice of delivery
Jul 1, 2019
Acknowledgement of a document
Jul 1, 2019
Acknowledgement of a document
Jul 1, 2019
Annex to the communication - opposition
Jul 1, 2019
Decision of the Opposition Division and instruction
Jul 1, 2019
Druckexemplar in opposition procedure
Jul 1, 2019
Grounds for the decision (Annex) - opposition
Jul 1, 2019
Interlocutory decision in opposition proceedings
Jul 1, 2019
Internal form - Opposition/addressees
Jul 1, 2019
Internal form - Opposition/addressees
Jul 1, 2019
Means of redress
Jul 1, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 1, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 1, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 1, 2019
Provision of a copy of the minutes - opposition procedure
Apr 4, 2019
Information about the result of oral proceedings
Feb 11, 2019
Brief communication - Opposition proceedings
Jan 31, 2019
(Electronic) Receipt
Jan 31, 2019
Non-patent literature cited during the opposition procedure
Jan 31, 2019
Request for interpreters during oral proceedings
Jan 31, 2019
Written submission in preparation to/during oral proceedings
Aug 31, 2018
Brief communication - Opposition proceedings
Aug 23, 2018
(Electronic) Receipt
Aug 23, 2018
(Electronic) Receipt
Aug 23, 2018
Advice of delivery
Aug 23, 2018
Letter accompanying subsequently filed items
Aug 23, 2018
Letter accompanying subsequently filed items
Aug 23, 2018
Request for interpreters during oral proceedings
Aug 14, 2018
Advice of delivery
Aug 9, 2018
Advice of delivery
Aug 1, 2018
Advice of delivery
Jul 26, 2018
Acknowledgement of a document
Jul 26, 2018
Acknowledgement of a document
Jul 26, 2018
Annex to the communication - opposition
Jul 26, 2018
Information concerning oral proceedings
Jul 26, 2018
Preparation for oral proceedings
Jul 26, 2018
Summons to attend oral proceedings
Jul 26, 2018
Summons to attend oral proceedings
May 28, 2018
Communication of amended entries concerning the representative
May 17, 2018
Submission concerning change of applicant's representative
Apr 5, 2018
Brief communication - Opposition proceedings
Mar 26, 2018
(Electronic) Receipt
Mar 26, 2018
Amended claims with annotations
Mar 26, 2018
Amended claims with annotations
Mar 26, 2018
Claims
Mar 26, 2018
Claims
Mar 26, 2018
Letter accompanying subsequently filed items
Mar 26, 2018
Reply of the patent proprietor to the notice(s) of opposition
Dec 6, 2017
(Electronic) Receipt
Dec 6, 2017
Submission concerning representation
Dec 4, 2017
Brief communication - Opposition proceedings
Dec 4, 2017
Communication of amended entries concerning the representative
Nov 22, 2017
(Electronic) Receipt
Nov 22, 2017
Submission concerning change of applicant's representative
Nov 15, 2017
Communication of a notice of opposition and request to file observations
Nov 15, 2017
Notice of further oppositions to opponent(s)
Oct 16, 2017
Communication of a notice of opposition - first information to patent proprietor
Oct 6, 2017
(Electronic) Receipt
Oct 6, 2017
Non-patent literature cited during the opposition procedure
Oct 6, 2017
Notice of opposition
Oct 6, 2017
Notice of opposition
Oct 6, 2017
Patent document cited during the opposition procedure
Oct 6, 2017
Patent document cited during the opposition procedure
Jan 11, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Dec 15, 2016
Decision to grant a European patent
Nov 30, 2016
(Electronic) Receipt
Nov 30, 2016
Filing of the translations of the claims
Nov 30, 2016
French translation of claims
Nov 30, 2016
German translation of the claims
Nov 30, 2016
Letter accompanying subsequently filed items
Oct 21, 2016
Bibliographic data of the European patent application
Oct 21, 2016
Communication about intention to grant a European patent
Oct 21, 2016
Intention to grant (signatures)
Oct 21, 2016
Text intended for grant (clean copy)
Oct 21, 2016
Text intended for grant (version for approval)
Sep 28, 2016
Examination 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
Aug 9, 2016
Communication of amended entries concerning the representative
Aug 1, 2016
Submission concerning change of applicant's representative
Feb 22, 2016
CDS Clean up - amended applicant details
Aug 12, 2015
Communication of amended entries concerning the representative
Jul 29, 2015
Annexes in respect of a client data request
Jul 29, 2015
Submission concerning change of applicant's representative
Jul 8, 2014
(Electronic) Receipt
Jul 8, 2014
Amended claims filed after receipt of (European) search report
Jul 8, 2014
Amended claims with annotations
Jul 8, 2014
Amended description filed after receipt of (European) search report
Jul 8, 2014
Amended description with annotations
Jul 8, 2014
Amendments received before examination
Jul 8, 2014
Letter accompanying subsequently filed items
Jan 13, 2014
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Dec 10, 2013
Communication regarding the transmission of the European search report
Dec 10, 2013
European search opinion
Dec 10, 2013
European search report
Dec 4, 2013
Communication of expected date of establishment of search report
Dec 2, 2013
Search started
Nov 28, 2013
Enquiry as to when the search report can be expected
Apr 28, 2011
Notification of forthcoming publication
Mar 8, 2011
Modified abstract
Feb 18, 2011
Confirmation of receipt of (electronically) transmitted priority document
Jan 24, 2011
Priority document (electronically transmitted)
Nov 22, 2010
Abstract
Nov 22, 2010
Claims
Nov 22, 2010
Description
Nov 22, 2010
Designation of inventor
Nov 22, 2010
Drawings
Nov 22, 2010
Request for grant of a European patent

EP2325458

RAYTHEON

Application Number: EP10251977A
Filing Date: Nov 22, 2010
Status: Patent Maintained As Amended; Oct 14, 2022
Publication Date: Nov 16, 2022
External Links: Slate, Register , Google Patents

IP Verse

Bellows Preload And Centering Spring For A Fan Drive Gear System

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP2325458