Blade Fixing Relief Mismatch

Patent No. EP1751399 (titled "Blade Fixing Relief Mismatch") was filed by Pratt & Whitney Canada on May 11, 2005. The application was issued on Jul 8, 2015.

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 8, 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

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Nov 23, 2022
Termination of the opposition proceedings with revocation of patent
Nov 15, 2022
Refund of fees
Sep 27, 2022
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Sep 27, 2022
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Sep 16, 2022
F3017 Oral Proceedings: Notification of cancellation/postponing
Sep 16, 2022
F3017 Oral Proceedings: Notification of cancellation/postponing
Sep 15, 2022
Oral proceedings: change of venue
Sep 15, 2022
Oral proceedings: change of venue
Sep 13, 2022
F3014 Oral Proceedings: Order cancelling/postponing
Sep 12, 2022
(Electronic) Receipt
Sep 12, 2022
Letter accompanying subsequently filed items
Sep 12, 2022
Withdrawal of an appeal
Sep 9, 2022
F3345 Forwarding of submissions to parties
Sep 6, 2022
(Electronic) Receipt
Sep 6, 2022
Letter accompanying subsequently filed items
Sep 6, 2022
Letter dealing with oral proceedings during the appeal procedure
Jul 1, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jul 1, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Aug 10, 2021
(Electronic) Receipt
Aug 10, 2021
F3936 Acknowledgement of receipt Board of Appeal
Aug 10, 2021
Letter accompanying subsequently filed items
Jul 21, 2021
Advice of delivery
Jul 21, 2021
F3011.1 Oral Proceedings: summons
Jul 21, 2021
F3011.1 Oral Proceedings: summons
Jul 16, 2021
F3010 Oral proceedings: order for summons
Apr 7, 2021
F3022 Oral proceedings: change of board composition
Apr 7, 2021
F3022 Oral proceedings: change of board composition
Nov 25, 2019
Request for change of opponent's representative
Mar 19, 2019
F3303.16 Change of composition of the Board (T)
Jan 29, 2019
F3345 Forwarding of submissions to parties
Jan 23, 2019
(Electronic) Receipt
Jan 23, 2019
Letter accompanying subsequently filed items
Jan 23, 2019
Reply to appeal
Oct 10, 2018
Composition of the board (T)
Oct 4, 2018
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Sep 27, 2018
(Electronic) Receipt
Sep 27, 2018
Claims
Sep 27, 2018
Claims
Sep 27, 2018
Claims
Sep 27, 2018
Claims
Sep 27, 2018
Claims
Sep 27, 2018
Letter accompanying subsequently filed items
Sep 27, 2018
Statement of grounds of appeal
Aug 3, 2018
F3204 Communication of the file number to the parties
Jul 30, 2018
Processing of an appeal
Jul 27, 2018
(Electronic) Receipt
Jul 27, 2018
Letter accompanying subsequently filed items
Jul 27, 2018
Notice of appeal
Jul 2, 2018
Advice of delivery
May 28, 2018
Communication of amended entries concerning the representative
May 25, 2018
Advice of delivery
May 23, 2018
Advice of delivery
May 17, 2018
Acknowledgement of a document
May 17, 2018
Acknowledgement of a document
May 17, 2018
Annex to the communication - opposition
May 17, 2018
Decision of the Opposition Division and instruction
May 17, 2018
Decision revoking the European patent
May 17, 2018
Grounds for the decision (Annex) - opposition
May 17, 2018
Internal form - Opposition/addressees
May 17, 2018
Internal form - Opposition/addressees
May 17, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 17, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 17, 2018
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
May 17, 2018
Provision of a copy of the minutes - opposition procedure
May 17, 2018
Scanned annex to a communication - opposition procedure
May 17, 2018
Scanned annex to a communication - opposition procedure
May 17, 2018
Submission concerning change of applicant's representative
Mar 14, 2018
Information about the result of oral proceedings
Mar 6, 2018
Brief communication - Opposition proceedings
Mar 1, 2018
Brief communication - Opposition proceedings
Feb 28, 2018
(Electronic) Receipt
Feb 28, 2018
Amended claims with annotations
Feb 28, 2018
Amended claims with annotations
Feb 28, 2018
Amended claims with annotations
Feb 28, 2018
Amended claims with annotations
Feb 28, 2018
Amended claims with annotations
Feb 28, 2018
Amended claims with annotations
Feb 28, 2018
Amended claims with annotations
Feb 28, 2018
Amended claims with annotations
Feb 28, 2018
Claims
Feb 28, 2018
Claims
Feb 28, 2018
Claims
Feb 28, 2018
Claims
Feb 28, 2018
Claims
Feb 28, 2018
Claims
Feb 28, 2018
Claims
Feb 28, 2018
Claims
Feb 28, 2018
Letter accompanying subsequently filed items
Feb 28, 2018
Letter regarding the opposition procedure (no time limit)
Jan 31, 2018
Brief communication - Opposition proceedings
Jan 26, 2018
(Electronic) Receipt
Jan 26, 2018
Letter accompanying subsequently filed items
Jan 26, 2018
Letter regarding the opposition procedure (no time limit)
Jan 19, 2018
Brief communication - Opposition proceedings
Jan 17, 2018
Brief communication - Opposition proceedings
Jan 15, 2018
Brief communication - Opposition proceedings
Jan 12, 2018
(Electronic) Receipt
Jan 12, 2018
Brief communication - Opposition proceedings
Jan 12, 2018
Letter accompanying subsequently filed items
Jan 12, 2018
Letter regarding the opposition procedure (no time limit)
Jan 10, 2018
(Electronic) Receipt
Jan 10, 2018
Letter accompanying subsequently filed items
Jan 10, 2018
Letter regarding the opposition procedure (no time limit)
Jan 9, 2018
(Electronic) Receipt
Jan 9, 2018
Letter accompanying subsequently filed items
Jan 9, 2018
Request for interpreters during oral proceedings
Jan 8, 2018
Request for interpreters during oral proceedings
Aug 23, 2017
Advice of delivery
Aug 14, 2017
Advice of delivery
Aug 11, 2017
Advice of delivery
Aug 4, 2017
Acknowledgement of a document
Aug 4, 2017
Acknowledgement of a document
Aug 4, 2017
Annex to the communication - opposition
Aug 4, 2017
Information concerning oral proceedings
Aug 4, 2017
Preparation for oral proceedings
Aug 4, 2017
Summons to attend oral proceedings
Aug 4, 2017
Summons to attend oral proceedings
Oct 28, 2016
Brief communication - Opposition proceedings
Oct 28, 2016
Communication of amended entries
Oct 5, 2016
(Electronic) Receipt
Oct 5, 2016
Letter accompanying subsequently filed items
Oct 5, 2016
Request for change of name -opponent
Oct 4, 2016
Brief communication - Opposition proceedings
Sep 28, 2016
(Electronic) Receipt
Sep 28, 2016
Claims
Sep 28, 2016
Claims
Sep 28, 2016
Claims
Sep 28, 2016
Claims
Sep 28, 2016
Claims
Sep 28, 2016
Claims
Sep 28, 2016
Letter accompanying subsequently filed items
Sep 28, 2016
Non-patent literature cited during the opposition procedure
Sep 28, 2016
Non-patent literature cited during the opposition procedure
Sep 28, 2016
Non-patent literature cited during the opposition procedure
Sep 28, 2016
Reply of the patent proprietor to the notice(s) of opposition
May 18, 2016
Communication of a notice of opposition and request to file observations
May 18, 2016
Notice of further oppositions to opponent(s)
Apr 21, 2016
Brief communication - Opposition proceedings
Apr 18, 2016
Communication of a notice of opposition - first information to patent proprietor
Apr 13, 2016
Letter regarding the opposition procedure (no time limit)
Apr 13, 2016
Non-patent literature cited during the opposition procedure
Apr 13, 2016
Non-patent literature cited during the opposition procedure
Apr 13, 2016
Non-patent literature cited during the opposition procedure
Apr 13, 2016
Non-scannable object
Apr 8, 2016
(Electronic) Receipt
Apr 8, 2016
Non-patent literature cited during the opposition procedure
Apr 8, 2016
Non-patent literature cited during the opposition procedure
Apr 8, 2016
Non-patent literature cited during the opposition procedure
Apr 8, 2016
Non-patent literature cited during the opposition procedure
Apr 8, 2016
Non-patent literature cited during the opposition procedure
Apr 8, 2016
Non-patent literature cited during the opposition procedure
Apr 8, 2016
Non-patent literature cited during the opposition procedure
Apr 8, 2016
Non-patent literature cited during the opposition procedure
Apr 8, 2016
Non-patent literature cited during the opposition procedure
Apr 8, 2016
Non-patent literature cited during the opposition procedure
Apr 8, 2016
Non-patent literature cited during the opposition procedure
Apr 8, 2016
Non-patent literature cited during the opposition procedure
Apr 8, 2016
Non-patent literature cited during the opposition procedure
Apr 8, 2016
Non-patent literature cited during the opposition procedure
Apr 8, 2016
Non-patent literature cited during the opposition procedure
Apr 8, 2016
Notice of opposition
Apr 8, 2016
Notice of opposition
Apr 8, 2016
Patent document cited during the opposition procedure
Apr 8, 2016
Patent document cited during the opposition procedure
Apr 8, 2016
Patent document cited during the opposition procedure
Apr 8, 2016
Patent document cited during the opposition procedure
Apr 8, 2016
Patent document cited during the opposition procedure
Apr 8, 2016
Translation of the evidence during Opposition procedure
Jul 8, 2015
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jun 11, 2015
Decision to grant a European patent
Apr 29, 2015
(Electronic) Receipt
Apr 29, 2015
Filing of the translations of the claims
Apr 29, 2015
French translation of claims
Apr 29, 2015
German translation of the claims
Apr 29, 2015
Letter accompanying subsequently filed items
Feb 24, 2015
Annex to the communication about intention to grant a European patent
Feb 24, 2015
Bibliographic data of the European patent application
Feb 24, 2015
Communication about intention to grant a European patent
Feb 24, 2015
Intention to grant (signatures)
Feb 24, 2015
Text intended for grant
Apr 16, 2014
Enquiry as to when a communication from the Examining Division can be expected
Nov 5, 2012
Decision to allow further processing
Oct 15, 2012
Claims
Oct 15, 2012
Description
Oct 15, 2012
Payment of fees and costs
Oct 15, 2012
Reply to communication from the Examining Division
Oct 15, 2012
Request for further processing
Aug 8, 2012
Application deemed to be withdrawn (no reply to communication from the Examining Division)
May 8, 2012
Grant of extension of time limit (examination procedure)
May 3, 2012
Request for extension of time limit to communication from the Examining Division
May 1, 2012
Request for extension of time limit to communication from the Examining Division
Dec 22, 2011
Annex to the communication
Dec 22, 2011
Communication from the Examining Division
Mar 22, 2011
Reply to communication from the Examining Division
Mar 21, 2011
Claims
Mar 21, 2011
Description
Mar 21, 2011
Reply to communication from the Examining Division
Jan 24, 2011
Grant of extension of time limit (examination procedure)
Jan 20, 2011
Request for extension of time limit to communication from the Examining Division
Jan 18, 2011
Request for extension of time limit to communication from the Examining Division
Sep 9, 2010
Annex to the communication
Sep 9, 2010
Communication from the Examining Division
Jul 6, 2010
Maintenance of the application
Jul 2, 2010
Maintenance of the application
Apr 23, 2010
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Apr 6, 2010
Communication regarding the transmission of the European search report
Apr 6, 2010
Supplementary European search report
Jan 7, 2010
Submission concerning representation
Jan 5, 2010
Submission concerning representation
Sep 15, 2009
General enquiry
Jul 6, 2007
Final instructions (loss of partial rights)
Mar 6, 2007
Designation deemed to be withdrawn (loss of partial rights)
Jan 17, 2007
Notification on forthcoming publication of bibliographic data
Jan 10, 2007
Communication regarding possible amendment of claims/payment of claims fees
Nov 29, 2006
Amended claims filed after receipt of (European) search report
Nov 29, 2006
Description
Nov 29, 2006
Matter concerning the application
Nov 29, 2006
Request for entry into the European phase
Nov 20, 2006
Copy of the international preliminary examination report
Sep 29, 2006
Information on entry into European phase
May 3, 2006
Notification of election of EPO
Dec 12, 2005
Priority document (electronically transmitted)
Nov 24, 2005
Copy of the international search report
Nov 24, 2005
Published international application - A1

EP1751399

PRATT & WHITNEY CANADA

Application Number: EP05745172A
Filing Date: May 11, 2005
Status: Revoked; Nov 25, 2022
Publication Date: Jul 8, 2015
External Links: Slate, Register , Google Patents

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Blade Fixing Relief Mismatch

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Dossier Documents

EP1751399