Generating Auxiliary Power For A Wind Turbine

Patent No. EP2753825 (titled "Generating Auxiliary Power For A Wind Turbine") was filed by Xemc Darwind on Sep 5, 2012. The application was issued on May 8, 2019.

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
VESTAS WIND SYSTEMS	Feb 7, 2020	SAMSON & PARTNER PATENTANWALTE MBB
SIEMENS GAMESA RENEWABLE ENERGY	Jan 28, 2020	ASPACHER

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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Apr 1, 2021
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Apr 1, 2021
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Apr 1, 2021
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Mar 29, 2021
Termination of the opposition proceedings with revocation of patent
Jan 20, 2021
Advice of delivery
Jan 20, 2021
Communication about missing advice of delivery
Dec 21, 2020
Advice of delivery
Dec 17, 2020
Advice of delivery
Dec 15, 2020
Decision of the Opposition Division and instruction
Dec 15, 2020
Decision revoking the European patent
Dec 15, 2020
Grounds for the decision (Annex) - opposition
Dec 15, 2020
Internal form - Opposition/addressees
Dec 15, 2020
Means of redress
Dec 15, 2020
Transmittal of decision / summons - opposition
Dec 15, 2020
Transmittal of decision / summons - opposition
Dec 15, 2020
Transmittal of decision / summons - opposition
Feb 21, 2020
Communication of a notice of opposition and request to file observations
Feb 21, 2020
Notice of further oppositions to opponent(s)
Feb 21, 2020
Notice of further oppositions to opponent(s)
Feb 12, 2020
Communication of a notice of opposition - first information to patent proprietor
Feb 7, 2020
(Electronic) Receipt
Feb 7, 2020
Citation in opposition procedure - 003
Feb 7, 2020
Citation in opposition procedure - 007
Feb 7, 2020
Citation in opposition procedure - 011
Feb 7, 2020
Citation in opposition procedure - 012
Feb 7, 2020
Citation in opposition procedure - 013
Feb 7, 2020
Citation in opposition procedure - 014
Feb 7, 2020
Citation in opposition procedure - 015
Feb 7, 2020
Citation in opposition procedure - 016
Feb 7, 2020
Citation in opposition procedure - 017
Feb 7, 2020
Consolidated list of cited opposition documents
Feb 7, 2020
Letter concerning fees and payments
Feb 7, 2020
Notice of opposition
Feb 7, 2020
Notice of opposition
Jan 31, 2020
Communication of a notice of opposition - first information to patent proprietor
Jan 28, 2020
(Electronic) Receipt
Jan 28, 2020
Citation in opposition procedure - 001
Jan 28, 2020
Citation in opposition procedure - 002
Jan 28, 2020
Citation in opposition procedure - 003
Jan 28, 2020
Citation in opposition procedure - 004
Jan 28, 2020
Citation in opposition procedure - 005
Jan 28, 2020
Citation in opposition procedure - 006
Jan 28, 2020
Citation in opposition procedure - 007
Jan 28, 2020
Citation in opposition procedure - 008
Jan 28, 2020
Citation in opposition procedure - 009
Jan 28, 2020
Citation in opposition procedure - 010
Jan 28, 2020
Notice of opposition
Jan 28, 2020
Notice of opposition
May 20, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Apr 11, 2019
Decision to grant a European patent
Mar 26, 2019
(Electronic) Receipt
Mar 26, 2019
French translation of claims
Mar 26, 2019
German translation of the claims
Mar 26, 2019
Letter accompanying subsequently filed items
Nov 26, 2018
Bibliographic data of the European patent application
Nov 26, 2018
Communication about intention to grant a European patent
Nov 26, 2018
Intention to grant (signatures)
Nov 26, 2018
Text intended for grant (clean copy)
Nov 26, 2018
Text intended for grant (version for approval)
Nov 2, 2018
(Electronic) Receipt
Nov 2, 2018
Amended description with annotations
Nov 2, 2018
Description
Nov 2, 2018
Letter accompanying subsequently filed items
Nov 2, 2018
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Jul 13, 2018
Bibliographic data of the European patent application
Jul 13, 2018
Communication about intention to grant a European patent
Jul 13, 2018
Intention to grant (signatures)
Jul 13, 2018
Text intended for grant (clean copy)
Jul 13, 2018
Text intended for grant (version for approval)
Jun 20, 2018
Examination started
Mar 5, 2018
Communication of amended entries concerning the representative
Feb 27, 2018
Submission concerning change of applicant's representative
Sep 27, 2017
Letter concerning fees and payments
Sep 27, 2017
Payment of fees and costs
Sep 28, 2016
Letter concerning fees and payments
Sep 28, 2016
Payment of fees and costs
Sep 30, 2015
Letter concerning fees and payments
Sep 30, 2015
Payment of fees and costs
Nov 25, 2014
(Electronic) Receipt
Nov 25, 2014
Amended claims filed after receipt of (European) search report
Nov 25, 2014
Amended claims with annotations
Nov 25, 2014
Amended description filed after receipt of (European) search report
Nov 25, 2014
Amended description with annotations
Nov 25, 2014
Amendments received before examination
Nov 25, 2014
Letter accompanying subsequently filed items
Sep 29, 2014
Letter concerning fees and payments
Sep 29, 2014
Payment of fees and costs
Jun 18, 2014
Notification on forthcoming publication of bibliographic data
Jun 16, 2014
Confirmation of receipt of (electronically) transmitted priority document
Jun 3, 2014
Priority document (electronically transmitted)
May 20, 2014
Communication for party to proceedings/third party
May 20, 2014
Notice on debiting of fees
May 16, 2014
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
May 9, 2014
Priority search results copy provided by EPO
Apr 9, 2014
Communication to designated inventor
Mar 26, 2014
Copy of the international preliminary report on patentability
Mar 3, 2014
(Electronic) Receipt
Mar 3, 2014
Amended claims filed after receipt of (European) search report
Mar 3, 2014
Request for entry into the European phase
Jan 17, 2014
Information on entry into European phase
May 30, 2013
Copy of the international search report
May 30, 2013
International publication of the international search report
Apr 16, 2013
Written opinion of the ISA, boxes No. I to VIII
Apr 16, 2013
Written opinion of the ISA, cover sheet
Apr 16, 2013
Written opinion of the ISA, supplemental box
Apr 3, 2013
Priority document (electronically transmitted)
Mar 14, 2013
International publication (Pamphlet)
Mar 14, 2013
Published international application - A2
Sep 5, 2012
(Electronic) Receipt
Sep 5, 2012
Abstract
Sep 5, 2012
Claims
Sep 5, 2012
Description
Sep 5, 2012
Drawings
Sep 5, 2012
Priority document (RO-procedure)

EP2753825

XEMC DARWIND

Application Number: EP12753527A
Filing Date: Sep 5, 2012
Status: Revoked; Apr 3, 2021
Publication Date: May 8, 2019
External Links: Slate, Register , Google Patents

IP Verse

Generating Auxiliary Power For A Wind Turbine

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP2753825