Wind Turbine With Blade Pitch System

Patent No. EP2886858 (titled "Wind Turbine With Blade Pitch System") was filed by Acciona Windpower on Dec 17, 2014. The application was issued on Jan 3, 2024.

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 GAMESA RENEWABLE ENERGY	Aug 14, 2019	SGRE ASSOCIATION

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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Dec 7, 2023
Decision to maintain the European patent in amended form
Dec 7, 2023
Decision to maintain the European patent in amended form
Dec 6, 2023
Brief communication - Opposition proceedings
Dec 1, 2023
Communication concerning the filing of a power of attorney
Dec 1, 2023
Communication of amended entries concerning the representative
Nov 24, 2023
(Electronic) Receipt
Nov 24, 2023
Authorisation
Nov 24, 2023
Filing of the translation of the amended claims
Nov 24, 2023
French translation of claims
Nov 24, 2023
German translation of the claims
Nov 24, 2023
Submission concerning change of proprietor's representative
Sep 20, 2023
Communication of bibliographic data
Sep 20, 2023
Communication to opponent concerning maintenance
Sep 20, 2023
Communication with request to file translations
Sep 13, 2023
Maintenance of the patent with the documents specified in the final decision
Sep 11, 2023
Decision of the Board of Appeal
Sep 11, 2023
F3032 Notification(s) of the decision
Sep 11, 2023
F3032 Notification(s) of the decision
Jun 29, 2023
F3013 Oral Proceedings: Forwarding minutes
Jun 29, 2023
F3013 Oral Proceedings: Forwarding minutes
Jun 29, 2023
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Jun 20, 2023
F3345 Forwarding of submissions to parties
Jun 19, 2023
(Electronic) Receipt
Jun 19, 2023
Letter accompanying subsequently filed items
Jun 19, 2023
Letter dealing with oral proceedings during the appeal procedure
Jun 13, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jun 13, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jun 5, 2023
F3345 Forwarding of submissions to parties
Jun 2, 2023
(Electronic) Receipt
Jun 2, 2023
F3345 Forwarding of submissions to parties
Jun 2, 2023
Letter accompanying subsequently filed items
Jun 2, 2023
Letter dealing with oral proceedings during the appeal procedure
Jun 1, 2023
(Electronic) Receipt
Jun 1, 2023
Letter accompanying subsequently filed items
Jun 1, 2023
Letter dealing with oral proceedings during the appeal procedure
Mar 16, 2023
F3345 Forwarding of submissions to parties
Mar 13, 2023
(Electronic) Receipt
Mar 13, 2023
Amended claims with annotations
Mar 13, 2023
Amended claims with annotations
Mar 13, 2023
Amended claims with annotations
Mar 13, 2023
Auxiliary request during appeals procedure - 01
Mar 13, 2023
Auxiliary request during appeals procedure - 02
Mar 13, 2023
Auxiliary request during appeals procedure - 03
Mar 13, 2023
Letter accompanying subsequently filed items
Mar 13, 2023
Letter dealing with oral proceedings during the appeal procedure
Mar 13, 2023
Refund of fees
Mar 9, 2023
F3345 Forwarding of submissions to parties
Mar 6, 2023
F3345 Forwarding of submissions to parties
Mar 3, 2023
(Electronic) Receipt
Mar 3, 2023
Authorisation
Mar 3, 2023
Letter accompanying subsequently filed items
Mar 3, 2023
Letter dealing with oral proceedings during the appeal procedure
Feb 23, 2023
(Electronic) Receipt
Feb 23, 2023
Letter accompanying subsequently filed items
Feb 23, 2023
Withdrawal of an appeal
Jan 31, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 31, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Aug 3, 2022
Communication of amended entries in the Register of European Patents
Aug 3, 2022
F3345 Forwarding of submissions to parties
Jul 27, 2022
Letter accompanying subsequently filed items
Jul 27, 2022
Request for change of opponent's representative
Jul 25, 2022
F3345 Forwarding of submissions to parties
Jul 20, 2022
(Electronic) Receipt
Jul 20, 2022
Letter accompanying subsequently filed items
Jul 20, 2022
Letter dealing with oral proceedings during the appeal procedure
Jul 20, 2022
Request for interpreters during oral proceedings
Jun 14, 2022
F3011.1 Oral Proceedings: summons
Jun 14, 2022
F3011.1 Oral Proceedings: summons
Jun 14, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jun 14, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jun 9, 2022
F3010 Oral proceedings: order for summons
May 3, 2022
Composition of the board (T)
Apr 7, 2022
F3345 Forwarding of submissions to parties
Apr 4, 2022
(Electronic) Receipt
Apr 4, 2022
Citation in appeal procedure - 017
Apr 4, 2022
Letter accompanying subsequently filed items
Apr 4, 2022
Reply to appeal
Mar 29, 2022
F3345 Forwarding of submissions to parties
Mar 24, 2022
(Electronic) Receipt
Mar 24, 2022
Amended claims with annotations
Mar 24, 2022
Auxiliary request during appeals procedure - 09
Mar 24, 2022
Letter accompanying subsequently filed items
Mar 24, 2022
Reply to appeal
Dec 8, 2021
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Dec 8, 2021
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Dec 3, 2021
(Electronic) Receipt
Dec 3, 2021
Amended claims with annotations
Dec 3, 2021
Amended claims with annotations
Dec 3, 2021
Amended claims with annotations
Dec 3, 2021
Amended claims with annotations
Dec 3, 2021
Amended claims with annotations
Dec 3, 2021
Amended claims with annotations
Dec 3, 2021
Amended claims with annotations
Dec 3, 2021
Amended claims with annotations
Dec 3, 2021
Auxiliary request during appeals procedure - 01
Dec 3, 2021
Auxiliary request during appeals procedure - 02
Dec 3, 2021
Auxiliary request during appeals procedure - 03
Dec 3, 2021
Auxiliary request during appeals procedure - 04
Dec 3, 2021
Auxiliary request during appeals procedure - 05
Dec 3, 2021
Auxiliary request during appeals procedure - 06
Dec 3, 2021
Auxiliary request during appeals procedure - 07
Dec 3, 2021
Auxiliary request during appeals procedure - 08
Dec 3, 2021
Letter accompanying subsequently filed items
Dec 3, 2021
Statement of grounds of appeal
Nov 25, 2021
(Electronic) Receipt
Nov 25, 2021
Letter accompanying subsequently filed items
Nov 25, 2021
Statement of grounds of appeal
Nov 18, 2021
Communication concerning the filing of a power of attorney
Nov 18, 2021
Communication of amended entries concerning the representative
Nov 15, 2021
(Electronic) Receipt
Nov 15, 2021
Letter accompanying subsequently filed items
Nov 15, 2021
Submission concerning change of applicant's representative
Oct 11, 2021
F3204 Communication of the file number to the parties
Oct 11, 2021
F3204 Communication of the file number to the parties
Oct 6, 2021
(Electronic) Receipt
Oct 6, 2021
Letter accompanying subsequently filed items
Oct 6, 2021
Notice of appeal
Sep 29, 2021
F3204 Communication of the file number to the parties
Sep 29, 2021
F3204 Communication of the file number to the parties
Sep 20, 2021
(Electronic) Receipt
Sep 20, 2021
Letter accompanying subsequently filed items
Sep 20, 2021
Notice of appeal
Aug 3, 2021
Advice of delivery
Jul 28, 2021
Advice of delivery
Jul 28, 2021
Annex to the communication - opposition
Jul 28, 2021
Decision of the Opposition Division and instruction
Jul 28, 2021
Druckexemplar in opposition procedure
Jul 28, 2021
Grounds for the decision (Annex) - opposition
Jul 28, 2021
Interlocutory decision in opposition proceedings
Jul 28, 2021
Interlocutory decision in opposition proceedings
Jul 28, 2021
Means of redress
Jul 28, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 28, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 28, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 28, 2021
Provision of a copy of the minutes - opposition procedure
Jul 28, 2021
Provision of a copy of the minutes - opposition procedure
Jul 28, 2021
Transmittal of decision / summons - opposition
Jul 28, 2021
Transmittal of decision / summons - opposition
Jun 18, 2021
Brief communication - Opposition proceedings
Jun 18, 2021
Brief communication - Opposition proceedings
Jun 10, 2021
Information about the result of oral proceedings
May 7, 2021
(Electronic) Receipt
May 7, 2021
(Electronic) Receipt
May 7, 2021
Authorisation
May 7, 2021
Letter accompanying subsequently filed items
May 7, 2021
Letter accompanying subsequently filed items
May 7, 2021
Oral proceedings: reply to date proposed
May 7, 2021
Request for interpreters during oral proceedings
Apr 26, 2021
(Electronic) Receipt
Apr 26, 2021
Authorisation
Apr 26, 2021
Letter accompanying subsequently filed items
Apr 9, 2021
(Electronic) Receipt
Apr 9, 2021
Letter accompanying subsequently filed items
Mar 26, 2021
(Electronic) Receipt
Mar 26, 2021
Letter accompanying subsequently filed items
Mar 26, 2021
Oral proceedings: reply to date proposed
Feb 8, 2021
Notification concerning the date of oral proceedings
Feb 8, 2021
Notification concerning the date of oral proceedings
Oct 20, 2020
Advice of delivery
Oct 12, 2020
Advice of delivery
Oct 6, 2020
Acknowledgement of a document
Oct 6, 2020
Acknowledgement of a document
Oct 6, 2020
Annex to the communication - opposition
Oct 6, 2020
Information about the result of oral proceedings
Feb 26, 2020
Brief communication - Opposition proceedings
Feb 20, 2020
(Electronic) Receipt
Feb 20, 2020
Letter accompanying subsequently filed items
Feb 20, 2020
Reply of the patent proprietor to the notice(s) of opposition
Oct 10, 2019
Communication of a notice of opposition and request to file observations
Oct 10, 2019
Notice of further oppositions to opponent(s)
Aug 22, 2019
Communication of a notice of opposition - first information to patent proprietor
Aug 14, 2019
(Electronic) Receipt
Aug 14, 2019
Citation in opposition procedure - 001
Aug 14, 2019
Citation in opposition procedure - 002
Aug 14, 2019
Citation in opposition procedure - 003
Aug 14, 2019
Citation in opposition procedure - 004
Aug 14, 2019
Citation in opposition procedure - 005
Aug 14, 2019
Citation in opposition procedure - 006
Aug 14, 2019
Citation in opposition procedure - 007
Aug 14, 2019
Citation in opposition procedure - 008
Aug 14, 2019
Citation in opposition procedure - 009
Aug 14, 2019
Citation in opposition procedure - 010
Aug 14, 2019
Citation in opposition procedure - 011
Aug 14, 2019
Citation in opposition procedure - 012
Aug 14, 2019
Citation in opposition procedure - 013
Aug 14, 2019
Citation in opposition procedure - 014
Aug 14, 2019
Citation in opposition procedure - 015
Aug 14, 2019
Citation in opposition procedure - 016
Aug 14, 2019
Consolidated list of cited opposition documents
Aug 14, 2019
Notice of opposition
Aug 14, 2019
Notice of opposition
Jan 4, 2019
Communication of the registration of a transfer or change of name and/or address
Dec 13, 2018
Annexes in respect of a client data request
Dec 13, 2018
Submission concerning change of applicant's name
Dec 10, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Nov 2, 2018
Decision to grant a European patent
Oct 18, 2018
(Electronic) Receipt
Oct 18, 2018
French translation of claims
Oct 18, 2018
German translation of the claims
Oct 18, 2018
Letter accompanying subsequently filed items
Oct 8, 2018
Bibliographic data of the European patent application
Oct 8, 2018
Communication about intention to grant a European patent
Oct 8, 2018
Intention to grant (signatures)
Oct 8, 2018
Text intended for grant (clean copy)
Oct 8, 2018
Text intended for grant (version for approval)
May 16, 2018
(Electronic) Receipt
May 16, 2018
Amended claims with annotations
May 16, 2018
Amended claims with annotations
May 16, 2018
Amended description with annotations
May 16, 2018
Amended description with annotations
May 16, 2018
Claims
May 16, 2018
Claims
May 16, 2018
Description
May 16, 2018
Description
May 16, 2018
Letter accompanying subsequently filed items
May 16, 2018
Reply to communication from the Examining Division
Jan 18, 2018
Annex to the communication
Jan 18, 2018
Communication from the Examining Division
Jan 11, 2018
Examination started
Aug 24, 2017
Notification regarding date of start of examination with possibility to withdraw
Jun 7, 2016
Communication of amended entries concerning the representative
Jun 1, 2016
Submission concerning change of applicant's representative
Dec 23, 2015
(Electronic) Receipt
Dec 23, 2015
Amended claims filed after receipt of (European) search report
Dec 23, 2015
Amended claims with annotations
Dec 23, 2015
Amended description filed after receipt of (European) search report
Dec 23, 2015
Amended description with annotations
Dec 23, 2015
Amendments received before examination
Dec 23, 2015
Letter accompanying subsequently filed items
Jun 29, 2015
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
May 28, 2015
Notification of forthcoming publication
May 7, 2015
Communication regarding the transmission of the European search report
May 7, 2015
European search opinion
May 7, 2015
European search report
Apr 24, 2015
Search started
Feb 9, 2015
Communication to designated inventor
Feb 9, 2015
Communication to designated inventor
Feb 9, 2015
Communication to designated inventor
Feb 9, 2015
Communication to designated inventor
Feb 9, 2015
Communication to designated inventor
Feb 9, 2015
Communication to designated inventor
Feb 9, 2015
Communication to designated inventor
Feb 9, 2015
Communication to designated inventor
Jan 5, 2015
Letter concerning the priority
Jan 5, 2015
Priority document
Dec 17, 2014
Abstract
Dec 17, 2014
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Dec 17, 2014
Claims
Dec 17, 2014
Description
Dec 17, 2014
Designation of inventor
Dec 17, 2014
Designation of inventor
Dec 17, 2014
Designation of inventor
Dec 17, 2014
Designation of inventor
Dec 17, 2014
Designation of inventor
Dec 17, 2014
Designation of inventor
Dec 17, 2014
Designation of inventor
Dec 17, 2014
Designation of inventor
Dec 17, 2014
Drawings
Dec 17, 2014
Request for grant of a European patent

EP2886858

ACCIONA WINDPOWER

Application Number: EP14198672A
Filing Date: Dec 17, 2014
Status: Patent Maintained As Amended; Dec 1, 2023
Publication Date: Jan 3, 2024
External Links: Slate, Register , Google Patents

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Wind Turbine With Blade Pitch System

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Dossier Documents

EP2886858