Hollow Airfoil Construction Utilizing Functionally Graded Materials

Patent No. EP2620240 (titled "Hollow Airfoil Construction Utilizing Functionally Graded Materials") was filed by Raytheon on Jan 16, 2013. The application was issued on Sep 9, 2015.

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
SIEMENS	Jun 8, 2016	ISARPATENT
SAFRAN AIRCRAFT ENGINES	Jun 3, 2016	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

Feb 24, 2021
Termination of the opposition proceedings with revocation of patent
Feb 19, 2021
Communication of the registration of a transfer or change of name and/or address
Feb 16, 2021
Refund of fees
Feb 11, 2021
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Feb 11, 2021
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Feb 11, 2021
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Feb 8, 2021
(Electronic) Receipt
Feb 8, 2021
Advice of delivery
Feb 8, 2021
Authorisation
Feb 8, 2021
Letter accompanying subsequently filed items
Feb 8, 2021
Submission concerning change of applicant's name
Feb 5, 2021
Advice of delivery
Feb 3, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
Feb 3, 2021
F3345 Forwarding of submissions to parties
Jan 29, 2021
(Electronic) Receipt
Jan 29, 2021
(Electronic) Receipt
Jan 29, 2021
F3014 Oral Proceedings: Order cancelling/postponing
Jan 29, 2021
Letter accompanying subsequently filed items
Jan 29, 2021
Oral proceedings: reply to date proposed
Jan 29, 2021
Withdrawal of an appeal
Jan 27, 2021
F3345 Forwarding of submissions to parties
Jan 22, 2021
(Electronic) Receipt
Jan 22, 2021
Letter accompanying subsequently filed items
Jan 22, 2021
Oral proceedings: reply to date proposed
Jan 21, 2021
Communication of amended entries in the Register of European Patents
Jan 21, 2021
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 21, 2021
F3345 Forwarding of submissions to parties
Jan 20, 2021
F3345 Forwarding of submissions to parties
Jan 18, 2021
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 18, 2021
Indication of deficiencies in a request for entry of a change in personal particulars and invitation to correct them
Dec 31, 2020
(Electronic) Receipt
Dec 31, 2020
Letter accompanying subsequently filed items
Dec 31, 2020
Letter dealing with oral proceedings during the appeal procedure
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
Dec 17, 2020
F3022 Oral proceedings: change of board composition
Dec 14, 2020
F3303.16 Change of composition of the Board (T)
Dec 1, 2020
(Electronic) Receipt
Dec 1, 2020
Authorisation
Dec 1, 2020
Letter accompanying subsequently filed items
Dec 1, 2020
Request concerning representative opponent
Aug 26, 2020
(Electronic) Receipt
Aug 26, 2020
Communication about missing proof of delivery
Aug 26, 2020
F3936 Acknowledgement of receipt Board of Appeal
Aug 26, 2020
Letter accompanying subsequently filed items
Aug 5, 2020
Communication about missing proof of delivery
Jul 9, 2020
(Electronic) Receipt
Jul 9, 2020
F3936 Acknowledgement of receipt Board of Appeal
Jul 9, 2020
Letter accompanying subsequently filed items
Jun 15, 2020
Advice of delivery
Jun 5, 2020
F3011.1 Oral Proceedings: summons
Jun 5, 2020
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Jun 5, 2020
F3936 Acknowledgement of receipt Board of Appeal
May 28, 2020
F3010 Oral proceedings: order for summons
Feb 14, 2020
F3303.16 Change of composition of the Board (T)
Nov 25, 2019
Request for change of opponent's representative
Jun 27, 2019
Composition of the board (T)
Dec 18, 2018
F3345 Forwarding of submissions to parties
Dec 18, 2018
F3345 Forwarding of submissions to parties
Dec 17, 2018
F3345 Forwarding of submissions to parties
Dec 17, 2018
F3345 Forwarding of submissions to parties
Dec 13, 2018
(Electronic) Receipt
Dec 13, 2018
Letter accompanying subsequently filed items
Dec 13, 2018
Reply to appeal
Dec 11, 2018
(Electronic) Receipt
Dec 11, 2018
Letter accompanying subsequently filed items
Dec 11, 2018
Reply to appeal
Aug 14, 2018
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Aug 14, 2018
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Aug 8, 2018
(Electronic) Receipt
Aug 8, 2018
Amended claims with annotations
Aug 8, 2018
Amended claims with annotations
Aug 8, 2018
Amended claims with annotations
Aug 8, 2018
Amended claims with annotations
Aug 8, 2018
Claims
Aug 8, 2018
Claims
Aug 8, 2018
Claims
Aug 8, 2018
Claims
Aug 8, 2018
Letter accompanying subsequently filed items
Aug 8, 2018
Statement of grounds of appeal
Jun 15, 2018
F3204 Communication of the file number to the parties
Jun 15, 2018
F3204 Communication of the file number to the parties
Jun 15, 2018
F3204 Communication of the file number to the parties
Jun 8, 2018
(Electronic) Receipt
Jun 8, 2018
Letter accompanying subsequently filed items
Jun 8, 2018
Notice of appeal
Jun 8, 2018
Processing of an appeal
May 28, 2018
Communication of amended entries concerning the representative
May 17, 2018
Submission concerning change of applicant's representative
Apr 12, 2018
Advice of delivery
Apr 11, 2018
Advice of delivery
Apr 10, 2018
Advice of delivery
Apr 9, 2018
Advice of delivery
Apr 6, 2018
Advice of delivery
Apr 5, 2018
Advice of delivery
Mar 29, 2018
Acknowledgement of a document
Mar 29, 2018
Acknowledgement of a document
Mar 29, 2018
Acknowledgement of a document
Mar 29, 2018
Annex to the communication - opposition
Mar 29, 2018
Decision of the Opposition Division and instruction
Mar 29, 2018
Decision revoking the European patent
Mar 29, 2018
Grounds for the decision (Annex) - opposition
Mar 29, 2018
Internal form - Opposition/addressees
Mar 29, 2018
Internal form - Opposition/addressees
Mar 29, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 29, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 29, 2018
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Mar 29, 2018
Provision of a copy of the minutes - opposition procedure
Mar 29, 2018
Scanned annex to a communication - opposition procedure
Mar 29, 2018
Scanned annex to a communication - opposition procedure
Mar 29, 2018
Scanned annex to a communication - opposition procedure
Mar 29, 2018
Scanned annex to a communication - opposition procedure
Mar 29, 2018
Scanned annex to a communication - opposition procedure
Mar 9, 2018
Brief communication - Opposition proceedings
Mar 9, 2018
Brief communication - Opposition proceedings
Mar 8, 2018
Information about the result of oral proceedings
Mar 6, 2018
(Electronic) Receipt
Mar 6, 2018
Letter accompanying subsequently filed items
Mar 6, 2018
Patent document cited during the opposition procedure
Mar 6, 2018
Written submission in preparation to/during oral proceedings
Feb 28, 2018
Brief communication - Opposition proceedings
Feb 28, 2018
Brief communication - Opposition proceedings
Feb 23, 2018
Brief communication - Opposition proceedings
Feb 23, 2018
Brief communication - Opposition proceedings
Feb 22, 2018
(Electronic) Receipt
Feb 22, 2018
Amended claims with annotations
Feb 22, 2018
Amended claims with annotations
Feb 22, 2018
Amended claims with annotations
Feb 22, 2018
Amended claims with annotations
Feb 22, 2018
Claims
Feb 22, 2018
Claims
Feb 22, 2018
Claims
Feb 22, 2018
Claims
Feb 22, 2018
Letter accompanying subsequently filed items
Feb 22, 2018
Written submission in preparation to/during oral proceedings
Feb 5, 2018
Brief communication - Opposition proceedings
Feb 5, 2018
Brief communication - Opposition proceedings
Jan 30, 2018
(Electronic) Receipt
Jan 30, 2018
Letter accompanying subsequently filed items
Jan 30, 2018
Written submission in preparation to/during oral proceedings
Jan 15, 2018
Brief communication - Opposition proceedings
Jan 15, 2018
Brief communication - Opposition proceedings
Jan 9, 2018
Brief communication - Opposition proceedings
Jan 9, 2018
Brief communication - Opposition proceedings
Jan 4, 2018
(Electronic) Receipt
Jan 4, 2018
Letter accompanying subsequently filed items
Jan 4, 2018
Patent document cited during the opposition procedure
Jan 4, 2018
Written submission in preparation to/during oral proceedings
Dec 27, 2017
(Electronic) Receipt
Dec 27, 2017
Letter accompanying subsequently filed items
Dec 27, 2017
Written submission in preparation to/during oral proceedings
Dec 11, 2017
Brief communication - Opposition proceedings
Dec 11, 2017
Brief communication - Opposition proceedings
Dec 5, 2017
(Electronic) Receipt
Dec 5, 2017
Letter accompanying subsequently filed items
Dec 5, 2017
Request for interpreters during oral proceedings
Nov 8, 2017
Communication of amended entries
Aug 11, 2017
Brief communication - Opposition proceedings
Aug 11, 2017
Brief communication - Opposition proceedings
Aug 9, 2017
Brief communication - Opposition proceedings
Aug 9, 2017
Brief communication - Opposition proceedings
Aug 7, 2017
(Electronic) Receipt
Aug 7, 2017
Letter accompanying subsequently filed items
Aug 7, 2017
Request for interpreters during oral proceedings
Aug 2, 2017
(Electronic) Receipt
Aug 2, 2017
Letter accompanying subsequently filed items
Aug 2, 2017
Request for interpreters during oral proceedings
Jul 24, 2017
Request for a change of address - opponent
May 15, 2017
Advice of delivery
May 13, 2017
Advice of delivery
May 11, 2017
Advice of delivery
May 10, 2017
Advice of delivery
May 5, 2017
Advice of delivery
May 3, 2017
Acknowledgement of a document
May 3, 2017
Acknowledgement of a document
May 3, 2017
Acknowledgement of a document
May 3, 2017
Annex to the communication - opposition
May 3, 2017
Information concerning oral proceedings
May 3, 2017
Preparation for oral proceedings
May 3, 2017
Summons to attend oral proceedings
May 3, 2017
Summons to attend oral proceedings
May 3, 2017
Summons to attend oral proceedings
Dec 8, 2016
Brief communication - Opposition proceedings
Dec 8, 2016
Brief communication - Opposition proceedings
Nov 28, 2016
(Electronic) Receipt
Nov 28, 2016
Amended claims with annotations
Nov 28, 2016
Amended claims with annotations
Nov 28, 2016
Claims
Nov 28, 2016
Claims
Nov 28, 2016
Letter accompanying subsequently filed items
Nov 28, 2016
Reply of the patent proprietor to the notice(s) of opposition
Nov 24, 2016
Brief communication - Opposition proceedings
Nov 24, 2016
Brief communication - Opposition proceedings
Nov 22, 2016
Communication of amended entries
Sep 27, 2016
(Electronic) Receipt
Sep 27, 2016
Letter accompanying subsequently filed items
Sep 27, 2016
Request for change of name -opponent
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
Jul 18, 2016
Communication of a notice of opposition and request to file observations
Jul 18, 2016
Notice of further oppositions to opponent(s)
Jul 18, 2016
Notice of further oppositions to opponent(s)
Jun 17, 2016
Communication of a notice of opposition - first information to patent proprietor
Jun 17, 2016
Communication of a notice of opposition - first information to patent proprietor
Jun 8, 2016
(Electronic) Receipt
Jun 8, 2016
Letter regarding the opposition procedure (no time limit)
Jun 8, 2016
Notice of opposition
Jun 8, 2016
Patent document cited during the opposition procedure
Jun 8, 2016
Patent document cited during the opposition procedure
Jun 8, 2016
Patent document cited during the opposition procedure
Jun 8, 2016
Patent document cited during the opposition procedure
Jun 8, 2016
Patent document cited during the opposition procedure
Jun 8, 2016
Patent document cited during the opposition procedure
Jun 8, 2016
Patent document cited during the opposition procedure
Jun 8, 2016
Patent document cited during the opposition procedure
Jun 8, 2016
Patent document cited during the opposition procedure
Jun 8, 2016
Patent document cited during the opposition procedure
Jun 8, 2016
Patent document cited during the opposition procedure
Jun 8, 2016
Patent document cited during the opposition procedure
Jun 8, 2016
Patent document cited during the opposition procedure
Jun 8, 2016
Patent document cited during the opposition procedure
Jun 8, 2016
Patent document cited during the opposition procedure
Jun 8, 2016
Patent document cited during the opposition procedure
Jun 3, 2016
(Electronic) Receipt
Jun 3, 2016
Letter regarding the opposition procedure (no time limit)
Jun 3, 2016
Non-patent literature cited during the opposition procedure
Jun 3, 2016
Non-patent literature cited during the opposition procedure
Jun 3, 2016
Notice of opposition
Jun 3, 2016
Patent document cited during the opposition procedure
Jun 3, 2016
Patent document cited during the opposition procedure
Jun 3, 2016
Patent document cited during the opposition procedure
Jun 3, 2016
Patent document cited during the opposition procedure
Jun 3, 2016
Patent document cited during the opposition procedure
Feb 22, 2016
CDS Clean up - amended applicant details
Sep 10, 2015
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 13, 2015
Decision to grant a European patent
Jul 20, 2015
(Electronic) Receipt
Jul 20, 2015
Filing of the translations of the claims
Jul 20, 2015
French translation of claims
Jul 20, 2015
German translation of the claims
Jul 20, 2015
Letter accompanying subsequently filed items
Mar 26, 2015
Bibliographic data of the European patent application
Mar 26, 2015
Communication about intention to grant a European patent
Mar 26, 2015
Intention to grant (signatures)
Mar 26, 2015
Text intended for grant
Oct 22, 2014
(Electronic) Receipt
Oct 22, 2014
Amended description with annotations
Oct 22, 2014
Description
Oct 22, 2014
Letter accompanying subsequently filed items
Oct 22, 2014
Reply to communication from the Examining Division
Sep 4, 2014
Grant of extension of time limit (examination procedure)
Aug 22, 2014
(Electronic) Receipt
Aug 22, 2014
Request for extension of time limit to communication from the Examining Division
Apr 15, 2014
Annex to the communication
Apr 15, 2014
Communication from the Examining Division
Jan 30, 2014
(Electronic) Receipt
Jan 30, 2014
Amended claims filed after receipt of (European) search report
Jan 30, 2014
Amended claims with annotations
Jan 30, 2014
Amendments received before examination
Jan 30, 2014
Letter accompanying subsequently filed items
Dec 11, 2013
(Electronic) Receipt
Dec 11, 2013
Letter accompanying subsequently filed items
Dec 11, 2013
Letter concerning fees and payments
Aug 27, 2013
Confirmation of receipt of (electronically) transmitted priority document
Aug 7, 2013
Priority document (electronically transmitted)
Aug 5, 2013
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Jul 3, 2013
Notification of forthcoming publication
Jun 10, 2013
Communication regarding the transmission of the European search report
Jun 10, 2013
European search opinion
Jun 10, 2013
European search report
Mar 11, 2013
Communication to designated inventor
Mar 11, 2013
Communication to designated inventor
Mar 11, 2013
Communication to designated inventor
Mar 11, 2013
Communication to designated inventor
Mar 11, 2013
Communication to designated inventor
Jan 16, 2013
Abstract
Jan 16, 2013
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Jan 16, 2013
Claims
Jan 16, 2013
Description
Jan 16, 2013
Designation of inventor
Jan 16, 2013
Designation of inventor
Jan 16, 2013
Designation of inventor
Jan 16, 2013
Designation of inventor
Jan 16, 2013
Designation of inventor
Jan 16, 2013
Drawings
Jan 16, 2013
Request for grant of a European patent

EP2620240

RAYTHEON

Application Number: EP13151444A
Filing Date: Jan 16, 2013
Status: Revoked; Feb 26, 2021
Publication Date: Sep 9, 2015
External Links: Slate, Register , Google Patents

IP Verse

Hollow Airfoil Construction Utilizing Functionally Graded Materials

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP2620240