Method For Operating A Wind Turbine With A Rotor Blade Heating Device

Patent No. EP2998573 (titled "Method For Operating A Wind Turbine With A Rotor Blade Heating Device") was filed by Nordex Energy on Sep 19, 2014. The application was issued on Jul 19, 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
SIEMENS WIND POWER	Apr 18, 2018	ASPACHER
SIEMENS GAMESA RENEWABLE ENERGY	Apr 18, 2018	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

Get instant alerts for new documents

Jul 10, 2020
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Jul 10, 2020
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Jul 7, 2020
Termination of the opposition proceedings with maintenance of patent
Mar 5, 2020
Advice of delivery
Mar 4, 2020
Advice of delivery
Mar 2, 2020
Acknowledgement of a document
Mar 2, 2020
Acknowledgement of a document
Mar 2, 2020
Decision of the Opposition Division and instruction
Mar 2, 2020
Decision rejecting the opposition
Mar 2, 2020
Grounds for the decision (Annex) - opposition
Mar 2, 2020
Internal form - Opposition/addressees
Mar 2, 2020
Means of redress
Feb 20, 2020
Notification concerning the date of oral proceedings
Feb 20, 2020
Notification concerning the date of oral proceedings
Feb 19, 2020
Brief communication - Opposition proceedings
Feb 18, 2020
Notification concerning the date of oral proceedings
Feb 18, 2020
Notification concerning the date of oral proceedings
Feb 10, 2020
(Electronic) Receipt
Feb 10, 2020
Letter accompanying subsequently filed items
Feb 10, 2020
Written submission in preparation to/during oral proceedings
Jan 30, 2020
Brief communication - Opposition proceedings
Jan 27, 2020
Brief communication - Opposition proceedings
Jan 22, 2020
(Electronic) Receipt
Jan 22, 2020
Letter accompanying subsequently filed items
Jan 22, 2020
Written submission in preparation to/during oral proceedings
Jan 21, 2020
(Electronic) Receipt
Jan 21, 2020
Letter accompanying subsequently filed items
Jan 21, 2020
Request for interpreters during oral proceedings
Nov 1, 2019
Advice of delivery
Sep 27, 2019
Advice of delivery
Sep 26, 2019
Advice of delivery
Sep 16, 2019
Acknowledgement of a document
Sep 16, 2019
Acknowledgement of a document
Sep 16, 2019
Annex to the communication - opposition
Sep 16, 2019
Information concerning oral proceedings
Sep 16, 2019
Summons to attend oral proceedings
Sep 16, 2019
Summons to attend oral proceedings
Sep 20, 2018
Brief communication - Opposition proceedings
Sep 17, 2018
(Electronic) Receipt
Sep 17, 2018
Letter accompanying subsequently filed items
Sep 17, 2018
Reply of the patent proprietor to the notice(s) of opposition
Jul 31, 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
May 7, 2018
Communication of a notice of opposition and request to file observations
May 7, 2018
Notice of further oppositions to opponent(s)
Apr 30, 2018
Communication of a notice of opposition - first information to patent proprietor
Apr 18, 2018
(Electronic) Receipt
Apr 18, 2018
Non-patent literature cited during the opposition procedure
Apr 18, 2018
Notice of opposition
Apr 18, 2018
Notice of opposition
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Jul 20, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jun 22, 2017
Decision to grant a European patent
Jun 12, 2017
(Electronic) Receipt
Jun 12, 2017
English translation of the claims
Jun 12, 2017
Filing of the translations of the claims
Jun 12, 2017
French translation of claims
Feb 22, 2017
Bibliographic data of the European patent application
Feb 22, 2017
Communication about intention to grant a European patent
Feb 22, 2017
Intention to grant (signatures)
Feb 22, 2017
Text intended for grant (clean copy)
Feb 22, 2017
Text intended for grant (version for approval)
Jan 27, 2017
Examination started
Sep 16, 2016
(Electronic) Receipt
Sep 16, 2016
Letter accompanying subsequently filed items
Sep 16, 2016
Payment of fees and costs
Mar 30, 2016
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Mar 10, 2016
Matter concerning the application
Feb 24, 2016
Notification of forthcoming publication
Mar 17, 2015
Communication regarding the transmission of the European search report
Mar 17, 2015
European search opinion
Mar 17, 2015
European search report
Mar 10, 2015
Search started
Mar 6, 2015
Communication to designated inventor
Feb 26, 2015
Letter concerning the inventor
Jan 19, 2015
CDS Clean up - amended data concerning the representative of the applicant (Association)
Jan 16, 2015
Invitation to indicate correct address of inventor
Jan 13, 2015
Submission concerning representation
Dec 24, 2014
Letter which had not been notified
Nov 12, 2014
Communication to designated inventor
Nov 12, 2014
Communication to designated inventor
Sep 19, 2014
Abstract
Sep 19, 2014
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Sep 19, 2014
Claims
Sep 19, 2014
Description
Sep 19, 2014
Designation of inventor
Sep 19, 2014
Designation of inventor
Sep 19, 2014
Drawings
Sep 19, 2014
Request for grant of a European patent

EP2998573

NORDEX ENERGY

Application Number: EP14185606A
Filing Date: Sep 19, 2014
Status: Opposition Rejected; Jul 10, 2020
Publication Date: Jul 19, 2017
External Links: Slate, Register , Google Patents

IP Verse

Method For Operating A Wind Turbine With A Rotor Blade Heating Device

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP2998573