Wind Power Plant Frequency Control

Patent No. EP2847458 (titled "Wind Power Plant Frequency Control") was filed by Vestas Wind Systems on May 10, 2013. The application was issued on Aug 16, 2017.

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
SUZLON ENERGY	May 11, 2018	MAIKOWSKI & NINNEMANN PATENTANWALTE PARTNERSCHAFT MBB
SIEMENS GAMESA RENEWABLE ENERGY	May 8, 2018	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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Sep 11, 2023
Refund of fees
Sep 7, 2023
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Sep 7, 2023
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Sep 7, 2023
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Aug 28, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Aug 28, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Aug 28, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Aug 22, 2023
(Electronic) Receipt
Aug 22, 2023
F3014 Oral Proceedings: Order cancelling/postponing
Aug 22, 2023
Letter accompanying subsequently filed items
Aug 22, 2023
Withdrawal of a request for oral proceedings
Aug 14, 2023
F3345 Forwarding of submissions to parties
Aug 14, 2023
F3345 Forwarding of submissions to parties
Aug 9, 2023
(Electronic) Receipt
Aug 9, 2023
Letter accompanying subsequently filed items
Aug 9, 2023
Letter dealing with oral proceedings during the appeal procedure
Aug 8, 2023
F3345 Forwarding of submissions to parties
Aug 8, 2023
F3345 Forwarding of submissions to parties
Aug 2, 2023
(Electronic) Receipt
Aug 2, 2023
Letter accompanying subsequently filed items
Aug 2, 2023
Letter dealing with oral proceedings during the appeal procedure
Jul 14, 2023
F3345 Forwarding of submissions to parties
Jul 14, 2023
F3345 Forwarding of submissions to parties
Jul 10, 2023
(Electronic) Receipt
Jul 10, 2023
Letter accompanying subsequently filed items
Jul 10, 2023
Request for interpreters during oral proceedings
Jul 6, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jul 6, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jul 6, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jun 22, 2023
F3010 Oral proceedings: order for summons
Jun 22, 2023
F3011.1 Oral Proceedings: summons
Jun 22, 2023
F3011.1 Oral Proceedings: summons
Jun 22, 2023
F3011.1 Oral Proceedings: summons
Dec 6, 2022
F3303.16 Change of composition of the Board (T)
Aug 2, 2022
Communication of amended entries in the Register of European Patents
Aug 2, 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
Oct 28, 2021
F3303.16 Change of composition of the Board (T)
Mar 17, 2021
F3345 Forwarding of submissions to parties
Mar 12, 2021
(Electronic) Receipt
Mar 12, 2021
Letter accompanying subsequently filed items
Mar 12, 2021
Letter relating to Appeal Procedure
Dec 14, 2020
F3345 Forwarding of submissions to parties
Dec 14, 2020
F3345 Forwarding of submissions to parties
Dec 9, 2020
(Electronic) Receipt
Dec 9, 2020
Letter accompanying subsequently filed items
Dec 9, 2020
Letter relating to Appeal Procedure
Nov 27, 2020
F3313 Order: change of Board due to the technical aspects of the appeal
Sep 28, 2020
F3345 Forwarding of submissions to parties
Sep 28, 2020
F3345 Forwarding of submissions to parties
Sep 23, 2020
(Electronic) Receipt
Sep 23, 2020
Letter accompanying subsequently filed items
Sep 23, 2020
Reply to appeal
May 15, 2020
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
May 15, 2020
F3345 Forwarding of submissions to parties
May 12, 2020
(Electronic) Receipt
May 12, 2020
Letter accompanying subsequently filed items
May 12, 2020
Statement of grounds of appeal
Mar 23, 2020
F3204 Communication of the file number to the parties
Mar 23, 2020
F3204 Communication of the file number to the parties
Mar 23, 2020
F3204 Communication of the file number to the parties
Mar 17, 2020
(Electronic) Receipt
Mar 17, 2020
Letter accompanying subsequently filed items
Mar 17, 2020
Notice of appeal
Jan 21, 2020
Advice of delivery
Jan 20, 2020
Advice of delivery
Jan 20, 2020
Advice of delivery
Jan 15, 2020
Acknowledgement of a document
Jan 15, 2020
Acknowledgement of a document
Jan 15, 2020
Acknowledgement of a document
Jan 15, 2020
Annex to the communication - opposition
Jan 15, 2020
Decision of the Opposition Division and instruction
Jan 15, 2020
Decision rejecting the opposition
Jan 15, 2020
Grounds for the decision (Annex) - opposition
Jan 15, 2020
Internal form - Opposition/addressees
Jan 15, 2020
Internal form - Opposition/addressees
Jan 15, 2020
Means of redress
Jan 15, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 15, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 15, 2020
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jan 15, 2020
Provision of a copy of the minutes - opposition procedure
Dec 12, 2019
Information about the result of oral proceedings
Dec 6, 2019
Notification concerning the date of oral proceedings
Dec 6, 2019
Notification concerning the date of oral proceedings
Dec 6, 2019
Notification concerning the date of oral proceedings
Dec 2, 2019
Advice of delivery
Dec 2, 2019
Advice of delivery
Nov 29, 2019
Advice of delivery
Nov 29, 2019
Brief communication - Opposition proceedings
Nov 29, 2019
Brief communication - Opposition proceedings
Nov 29, 2019
Brief communication - Opposition proceedings
Nov 29, 2019
Brief communication - Opposition proceedings
Nov 29, 2019
Notification concerning the date of oral proceedings
Nov 29, 2019
Notification concerning the date of oral proceedings
Nov 29, 2019
Notification concerning the date of oral proceedings
Nov 27, 2019
Brief communication - Opposition proceedings
Nov 27, 2019
Brief communication - Opposition proceedings
Nov 27, 2019
Brief communication - Opposition proceedings
Nov 27, 2019
Brief communication - Opposition proceedings
Nov 26, 2019
(Electronic) Receipt
Nov 26, 2019
(Electronic) Receipt
Nov 26, 2019
Authorisation
Nov 26, 2019
Letter accompanying subsequently filed items
Nov 26, 2019
Letter accompanying subsequently filed items
Nov 26, 2019
Written submission in preparation to/during oral proceedings
Oct 22, 2019
Brief communication - Opposition proceedings
Oct 22, 2019
Brief communication - Opposition proceedings
Oct 17, 2019
Brief communication - Opposition proceedings
Oct 17, 2019
Brief communication - Opposition proceedings
Oct 17, 2019
Brief communication - Opposition proceedings
Oct 14, 2019
Request for interpreters during oral proceedings
Oct 11, 2019
Written submission in preparation to/during oral proceedings
Oct 10, 2019
(Electronic) Receipt
Oct 10, 2019
(Electronic) Receipt
Oct 10, 2019
Brief communication - Opposition proceedings
Oct 10, 2019
Letter accompanying subsequently filed items
Oct 10, 2019
Letter accompanying subsequently filed items
Oct 10, 2019
Non-patent literature cited during the opposition procedure
Oct 10, 2019
Non-patent literature cited during the opposition procedure
Oct 10, 2019
Non-patent literature cited during the opposition procedure
Oct 10, 2019
Non-patent literature cited during the opposition procedure
Oct 10, 2019
Non-patent literature cited during the opposition procedure
Oct 10, 2019
Non-patent literature cited during the opposition procedure
Oct 10, 2019
Non-patent literature cited during the opposition procedure
Oct 10, 2019
Non-patent literature cited during the opposition procedure
Oct 10, 2019
Non-patent literature cited during the opposition procedure
Oct 10, 2019
Non-patent literature cited during the opposition procedure
Oct 10, 2019
Non-patent literature cited during the opposition procedure
Oct 10, 2019
Non-patent literature cited during the opposition procedure
Oct 10, 2019
Non-patent literature cited during the opposition procedure
Oct 10, 2019
Non-patent literature cited during the opposition procedure
Oct 10, 2019
Non-patent literature cited during the opposition procedure
Oct 10, 2019
Non-patent literature cited during the opposition procedure
Oct 10, 2019
Request for interpreters during oral proceedings
Oct 10, 2019
Written submission in preparation to/during oral proceedings
Oct 10, 2019
Written submission in preparation to/during oral proceedings
Sep 26, 2019
Brief communication - Opposition proceedings
Sep 26, 2019
Brief communication - Opposition proceedings
Sep 19, 2019
Brief communication - Opposition proceedings
Sep 19, 2019
Brief communication - Opposition proceedings
Sep 17, 2019
Amended claims with annotations
Sep 17, 2019
Amended claims with annotations
Sep 17, 2019
Amended claims with annotations
Sep 17, 2019
Amended claims with annotations
Sep 17, 2019
Claims
Sep 17, 2019
Claims
Sep 17, 2019
Claims
Sep 17, 2019
Claims
Sep 17, 2019
Written submission in preparation to/during oral proceedings
Sep 11, 2019
(Electronic) Receipt
Sep 11, 2019
Letter accompanying subsequently filed items
Sep 11, 2019
Request for interpreters during oral proceedings
Mar 6, 2019
Advice of delivery
Feb 28, 2019
Advice of delivery
Feb 11, 2019
Advice of delivery
Feb 8, 2019
Advice of delivery
Feb 8, 2019
Advice of delivery
Feb 8, 2019
Advice of delivery
Feb 4, 2019
Acknowledgement of a document
Feb 4, 2019
Acknowledgement of a document
Feb 4, 2019
Acknowledgement of a document
Feb 4, 2019
Annex to the communication - opposition
Feb 4, 2019
Information concerning oral proceedings
Feb 4, 2019
Summons to attend oral proceedings
Feb 4, 2019
Summons to attend oral proceedings
Feb 4, 2019
Summons to attend oral proceedings
Oct 18, 2018
Brief communication - Opposition proceedings
Oct 18, 2018
Brief communication - Opposition proceedings
Oct 18, 2018
Communication concerning the filing of a power of attorney
Oct 18, 2018
Communication of amended entries concerning the representative
Oct 16, 2018
Brief communication - Opposition proceedings
Oct 16, 2018
Brief communication - Opposition proceedings
Oct 5, 2018
Amended claims with annotations
Oct 5, 2018
Amended claims with annotations
Oct 5, 2018
Amended claims with annotations
Oct 5, 2018
Amended claims with annotations
Oct 5, 2018
Amended claims with annotations
Oct 5, 2018
Amended claims with annotations
Oct 5, 2018
Amended claims with annotations
Oct 5, 2018
Authorisation
Oct 5, 2018
Claims
Oct 5, 2018
Claims
Oct 5, 2018
Claims
Oct 5, 2018
Claims
Oct 5, 2018
Claims
Oct 5, 2018
Claims
Oct 5, 2018
Claims
Oct 5, 2018
Reply of the patent proprietor to the notice(s) of opposition
Jul 27, 2018
Brief communication - Opposition proceedings
Jul 27, 2018
Brief communication - Opposition proceedings
Jul 27, 2018
Communication of amended entries
Jul 20, 2018
(Electronic) Receipt
Jul 20, 2018
Annexes in respect of a client data request
Jul 20, 2018
Request for change of name -opponent
Jun 1, 2018
Communication of a notice of opposition and request to file observations
Jun 1, 2018
Notice of further oppositions to opponent(s)
Jun 1, 2018
Notice of further oppositions to opponent(s)
May 22, 2018
Communication of a notice of opposition - first information to patent proprietor
May 22, 2018
Communication of a notice of opposition - first information to patent proprietor
May 11, 2018
(Electronic) Receipt
May 11, 2018
Any annexes (other than citation) to an opposition letter
May 11, 2018
Non-patent literature cited during the opposition procedure
May 11, 2018
Non-patent literature cited during the opposition procedure
May 11, 2018
Non-patent literature cited during the opposition procedure
May 11, 2018
Non-patent literature cited during the opposition procedure
May 11, 2018
Non-patent literature cited during the opposition procedure
May 11, 2018
Notice of opposition
May 11, 2018
Notice of opposition
May 11, 2018
Patent document cited during the opposition procedure
May 11, 2018
Patent document cited during the opposition procedure
May 11, 2018
Patent document cited during the opposition procedure
May 8, 2018
(Electronic) Receipt
May 8, 2018
Non-patent literature cited during the opposition procedure
May 8, 2018
Non-patent literature cited during the opposition procedure
May 8, 2018
Non-patent literature cited during the opposition procedure
May 8, 2018
Non-patent literature cited during the opposition procedure
May 8, 2018
Notice of opposition
May 8, 2018
Notice of opposition
May 8, 2018
Patent document cited during the opposition procedure
May 8, 2018
Patent document cited during the opposition procedure
May 8, 2018
Patent document cited during the opposition procedure
May 8, 2018
Patent document cited during the opposition procedure
Aug 17, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jul 20, 2017
Decision to grant a European patent
Jul 4, 2017
(Electronic) Receipt
Jul 4, 2017
Filing of the translations of the claims
Jul 4, 2017
French translation of claims
Jul 4, 2017
German translation of the claims
Jul 4, 2017
Letter accompanying subsequently filed items
Apr 21, 2017
Bibliographic data of the European patent application
Apr 21, 2017
Communication about intention to grant a European patent
Apr 21, 2017
Intention to grant (signatures)
Apr 21, 2017
Text intended for grant (clean copy)
Apr 21, 2017
Text intended for grant (version for approval)
Mar 21, 2017
Examination started
Dec 12, 2016
Notification regarding date of start of examination with possibility to withdraw
Jul 6, 2015
(Electronic) Receipt
Jul 6, 2015
Amended claims filed after receipt of (European) search report
Jul 6, 2015
Amended claims with annotations
Jul 6, 2015
Amendments received before examination
Jul 6, 2015
Letter accompanying subsequently filed items
Apr 30, 2015
Communication of the registration of a transfer or change of name and/or address
Apr 24, 2015
Submission concerning change of applicant's name
Feb 19, 2015
CDS Clean up - amended data concerning the representative of the applicant (Association)
Feb 18, 2015
Notification on forthcoming publication of bibliographic data
Jan 13, 2015
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Dec 22, 2014
CDS Clean up - amended data concerning the representative of the applicant (Association)
Dec 16, 2014
Communication to designated inventor
Nov 25, 2014
Copy of the international preliminary report on patentability
Nov 7, 2014
(Electronic) Receipt
Nov 7, 2014
Priority search results
Nov 7, 2014
Request for entry into the European phase
Sep 19, 2014
Information on entry into European phase
Dec 4, 2013
Priority document (electronically transmitted)
Dec 4, 2013
Priority document (electronically transmitted)
Nov 14, 2013
Copy of the international search report
Nov 14, 2013
Published international application - A1
Jul 24, 2013
Written opinion of the ISA, boxes No. I to VIII
Jul 24, 2013
Written opinion of the ISA, cover sheet
Jul 24, 2013
Written opinion of the ISA, supplemental box
May 10, 2013
Abstract
May 10, 2013
Claims
May 10, 2013
Description
May 10, 2013
Drawings

EP2847458

VESTAS WIND SYSTEMS

Application Number: EP13722984A
Filing Date: May 10, 2013
Status: Opposition Rejected; Apr 19, 2024
Publication Date: Aug 16, 2017
External Links: Slate, Register , Google Patents

IP Verse

Wind Power Plant Frequency Control

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP2847458