Intelligent Gate Drive Unit

Patent No. EP2979361 (titled "Intelligent Gate Drive Unit") was filed by KK Wind Solutions on Mar 26, 2014. 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
CONVERTERTEC DEUTSCHLAND	Feb 10, 2020	COHAUSZ & FLORACK

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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Aug 22, 2022
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Aug 22, 2022
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Aug 17, 2022
Termination of the opposition proceedings with revocation of patent
May 9, 2022
Advice of delivery
May 6, 2022
Annex to the communication - opposition
May 6, 2022
Decision of the Opposition Division and instruction
May 6, 2022
Decision revoking the European patent
May 6, 2022
Decision revoking the European patent
May 6, 2022
Grounds for the decision (Annex) - opposition
May 6, 2022
Means of redress
May 6, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 6, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 6, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
May 6, 2022
Provision of a copy of the minutes - opposition procedure
May 6, 2022
Provision of a copy of the minutes - opposition procedure
May 6, 2022
Scanned annex to a communication - opposition procedure
May 6, 2022
Transmittal of decision / summons - opposition
May 6, 2022
Transmittal of decision / summons - opposition
Sep 28, 2021
Information about the result of oral proceedings
Aug 10, 2021
Brief communication - Opposition proceedings
Jul 28, 2021
(Electronic) Receipt
Jul 28, 2021
Citation in opposition procedure - 001
Jul 28, 2021
Citation in opposition procedure - 002
Jul 28, 2021
Citation in opposition procedure - 002
Jul 28, 2021
Consolidated list of cited opposition documents
Jul 28, 2021
Letter accompanying subsequently filed items
Jul 28, 2021
Written submission in preparation to/during oral proceedings
Jul 9, 2021
Brief communication - Opposition proceedings
Jul 2, 2021
(Electronic) Receipt
Jul 2, 2021
(Electronic) Receipt
Jul 2, 2021
Letter accompanying subsequently filed items
Jul 2, 2021
Letter accompanying subsequently filed items
Jul 2, 2021
Written submission in preparation to/during oral proceedings
Jul 2, 2021
Written submission in preparation to/during oral proceedings
Jun 24, 2021
Brief communication - Opposition proceedings
Jun 17, 2021
(Electronic) Receipt
Jun 17, 2021
Letter accompanying subsequently filed items
Jun 17, 2021
Written submission in preparation to/during oral proceedings
Jun 9, 2021
Notification concerning the date of oral proceedings
Jun 9, 2021
Notification concerning the date of oral proceedings
Mar 5, 2021
Brief communication - Opposition proceedings
Mar 3, 2021
Communication of amended entries
Nov 18, 2020
Advice of delivery
Nov 16, 2020
Advice of delivery
Nov 10, 2020
Annexes in respect of a client data request
Nov 10, 2020
Letter accompanying subsequently filed items
Nov 10, 2020
Request for transfer of rights - opponent
Nov 6, 2020
Acknowledgement of a document
Nov 6, 2020
Acknowledgement of a document
Nov 6, 2020
Annex to the communication - opposition
Nov 6, 2020
Summons to attend oral proceedings
Nov 6, 2020
Summons to attend oral proceedings
Jul 8, 2020
Brief communication - Opposition proceedings
Jun 25, 2020
(Electronic) Receipt
Jun 25, 2020
Auxiliary request during Opposition procedure
Jun 25, 2020
Auxiliary request during Opposition procedure
Jun 25, 2020
Auxiliary request during Opposition procedure
Jun 25, 2020
Auxiliary request during Opposition procedure - 01
Jun 25, 2020
Auxiliary request during Opposition procedure - 02
Jun 25, 2020
Auxiliary request during Opposition procedure - 03
Jun 25, 2020
Letter accompanying subsequently filed items
Jun 25, 2020
Main request during Opposition procedure
Jun 25, 2020
Main request during Opposition procedure
Jun 25, 2020
Reply of the patent proprietor to the notice(s) of opposition
Feb 25, 2020
Communication of a notice of opposition and request to file observations
Feb 25, 2020
Notice of further oppositions to opponent(s)
Feb 14, 2020
Communication of a notice of opposition - first information to patent proprietor
Feb 10, 2020
(Electronic) Receipt
Feb 10, 2020
Citation in opposition procedure
Feb 10, 2020
Citation in opposition procedure - 001
Feb 10, 2020
Citation in opposition procedure - 002
Feb 10, 2020
Citation in opposition procedure - 003
Feb 10, 2020
Citation in opposition procedure - 003
Feb 10, 2020
Citation in opposition procedure - 003
Feb 10, 2020
Citation in opposition procedure - 004
Feb 10, 2020
Citation in opposition procedure - 005
Feb 10, 2020
Citation in opposition procedure - 006
Feb 10, 2020
Notice of opposition
Feb 10, 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 19, 2019
(Electronic) Receipt
Mar 19, 2019
French translation of claims
Mar 19, 2019
German translation of the claims
Mar 19, 2019
Letter accompanying subsequently filed items
Nov 21, 2018
Bibliographic data of the European patent application
Nov 21, 2018
Communication about intention to grant a European patent
Nov 21, 2018
Intention to grant (signatures)
Nov 21, 2018
Text intended for grant (clean copy)
Nov 21, 2018
Text intended for grant (version for approval)
Aug 23, 2018
(Electronic) Receipt
Aug 23, 2018
Abstract
Aug 23, 2018
Amended claims with annotations
Aug 23, 2018
Amended description with annotations
Aug 23, 2018
Amended description with annotations
Aug 23, 2018
Claims
Aug 23, 2018
Description
Aug 23, 2018
Letter accompanying subsequently filed items
Aug 23, 2018
Reply to communication from the Examining Division
Jul 30, 2018
Annex to the communication
Jul 30, 2018
Consultation by telephone/in person (with time limit)
Jul 30, 2018
Result of consultation by telephone/in person
Apr 30, 2018
(Electronic) Receipt
Apr 30, 2018
Amended claims with annotations
Apr 30, 2018
Amended description with annotations
Apr 30, 2018
Claims
Apr 30, 2018
Description
Apr 30, 2018
Letter accompanying subsequently filed items
Apr 30, 2018
Reply to communication from the Examining Division
Mar 1, 2018
Annex to the communication
Mar 1, 2018
Consultation by telephone/in person (with time limit)
Mar 1, 2018
Result of consultation by telephone/in person
Dec 19, 2017
(Electronic) Receipt
Dec 19, 2017
Amended claims with annotations
Dec 19, 2017
Claims
Dec 19, 2017
Letter accompanying subsequently filed items
Dec 19, 2017
Reply to communication from the Examining Division
Sep 26, 2017
Annex to the communication
Sep 26, 2017
Communication from the Examining Division
Sep 19, 2017
Examination started
May 5, 2017
(Electronic) Receipt
May 5, 2017
Matter concerning the application
Jan 10, 2017
Submission concerning representation
Apr 15, 2016
(Electronic) Receipt
Apr 15, 2016
Amended claims filed after receipt of (European) search report
Apr 15, 2016
Amended claims with annotations
Apr 15, 2016
Amended description filed after receipt of (European) search report
Apr 15, 2016
Amended description with annotations
Apr 15, 2016
Amendments received before examination
Apr 15, 2016
Letter accompanying subsequently filed items
Jan 7, 2016
Notification on forthcoming publication of bibliographic data
Nov 3, 2015
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Oct 30, 2015
Communication to designated inventor
Oct 13, 2015
Copy of the international preliminary report on patentability
Oct 7, 2015
(Electronic) Receipt
Oct 7, 2015
Request for entry into the European phase
Aug 7, 2015
Information on entry into European phase
Apr 2, 2015
Copy of the international search report
Apr 2, 2015
International publication of the international search report
Feb 5, 2015
Written opinion of the ISA, boxes No. I to VIII
Feb 5, 2015
Written opinion of the ISA, cover sheet
Feb 5, 2015
Written opinion of the ISA, supplemental box
Oct 22, 2014
Priority document (electronically transmitted)
Oct 7, 2014
Notification of the recording of a change
Oct 7, 2014
Notification of the recording of a change
Oct 2, 2014
International publication (Pamphlet)
Oct 2, 2014
Published international application - A2
May 13, 2014
Notification relating to declaration under Rule 4.17 PCT (copy for ISA/EP)
Mar 26, 2014
Abstract
Mar 26, 2014
Claims
Mar 26, 2014
Description
Mar 26, 2014
Drawings

EP2979361

KK WIND SOLUTIONS

Application Number: EP14713374A
Filing Date: Mar 26, 2014
Status: Revoked; Aug 19, 2022
Publication Date: May 8, 2019
External Links: Slate, Register , Google Patents

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Intelligent Gate Drive Unit

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Dossier Documents

EP2979361