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Wind Turbine Blade And Method For Determining Arrangement Of Vortex Generator On Wind Turbine Blade

Patent No. EP3473849 (titled "Wind Turbine Blade And Method For Determining Arrangement Of Vortex Generator On Wind Turbine Blade") was filed by Mitsubishi Heavy Industries on Feb 16, 2018. The application was issued on Apr 27, 2022.

Patent Summary

Patent Family

Patent Oppositions

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
LM WIND POWER	Jan 27, 2023	COPA COPENHAGEN PATENTS

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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Jan 14, 2025
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Jan 14, 2025
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Oct 10, 2024
Brief communication - Opposition proceedings
Oct 10, 2024
Brief communication - Opposition proceedings
Oct 10, 2024
Decision of the Opposition Division and instruction
Oct 10, 2024
Decision revoking the European patent
Oct 10, 2024
Decision revoking the European patent
Oct 10, 2024
Grounds for the decision (Annex) - opposition
Oct 10, 2024
Means of redress
Oct 10, 2024
Scanned annex to a communication - opposition procedure
Sep 19, 2024
Notification concerning the date of oral proceedings
Sep 19, 2024
Notification concerning the date of oral proceedings
Sep 11, 2024
Brief communication - Opposition proceedings
Sep 11, 2024
Brief communication - Opposition proceedings
Sep 6, 2024
(Electronic) Receipt
Sep 6, 2024
(Electronic) Receipt
Sep 6, 2024
Brief communication - Opposition proceedings
Sep 6, 2024
Brief communication - Opposition proceedings
Sep 6, 2024
Letter accompanying subsequently filed items
Sep 6, 2024
Letter accompanying subsequently filed items
Sep 6, 2024
Withdrawal of a request for oral proceedings
Sep 6, 2024
Written submission in preparation to/during oral proceedings
Dec 7, 2023
Annex to the communication - opposition
Dec 7, 2023
Information concerning oral proceedings
Dec 7, 2023
Scanned annex to a communication - opposition procedure
Dec 7, 2023
Summons to attend oral proceedings
Dec 7, 2023
Summons to attend oral proceedings
Dec 7, 2023
Transmittal of decision / summons - opposition
Dec 7, 2023
Transmittal of decision / summons - opposition
Sep 22, 2023
Brief communication - Opposition proceedings
Sep 19, 2023
(Electronic) Receipt
Sep 19, 2023
Citation in opposition procedure - 015
Sep 19, 2023
Citation in opposition procedure - 016
Sep 19, 2023
Consolidated list of cited opposition documents
Sep 19, 2023
Letter accompanying subsequently filed items
Sep 19, 2023
Letter regarding the opposition procedure (no time limit)
Jun 14, 2023
Brief communication - Opposition proceedings
Jun 9, 2023
(Electronic) Receipt
Jun 9, 2023
Letter accompanying subsequently filed items
Jun 9, 2023
Reply of the patent proprietor to the notice(s) of opposition
Feb 8, 2023
Communication of a notice of opposition and request to file observations
Feb 8, 2023
Notice of further oppositions to opponent(s)
Feb 2, 2023
Communication of a notice of opposition - first information to patent proprietor
Jan 27, 2023
(Electronic) Receipt
Jan 27, 2023
Citation in opposition procedure - 001
Jan 27, 2023
Citation in opposition procedure - 002
Jan 27, 2023
Citation in opposition procedure - 003
Jan 27, 2023
Citation in opposition procedure - 004
Jan 27, 2023
Citation in opposition procedure - 005
Jan 27, 2023
Citation in opposition procedure - 006
Jan 27, 2023
Citation in opposition procedure - 006
Jan 27, 2023
Citation in opposition procedure - 007
Jan 27, 2023
Citation in opposition procedure - 008
Jan 27, 2023
Citation in opposition procedure - 009
Jan 27, 2023
Citation in opposition procedure - 010
Jan 27, 2023
Citation in opposition procedure - 011
Jan 27, 2023
Citation in opposition procedure - 012
Jan 27, 2023
Citation in opposition procedure - 013
Jan 27, 2023
Notice of opposition
Jan 27, 2023
Notice of opposition
May 11, 2022
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 31, 2022
Decision to grant a European patent
Mar 17, 2022
(Electronic) Receipt
Mar 17, 2022
Filing of the translations of the claims
Mar 17, 2022
French translation of claims
Mar 17, 2022
German translation of the claims
Mar 17, 2022
Letter accompanying subsequently filed items
Jan 28, 2022
Bibliographic data of the European patent application
Jan 28, 2022
Communication about intention to grant a European patent
Jan 28, 2022
Intention to grant (signatures)
Jan 28, 2022
Text intended for grant (clean copy)
Jan 28, 2022
Text intended for grant (version for approval)
Nov 22, 2021
Notification concerning the date of oral proceedings
Oct 28, 2021
Brief communication to applicant/representative
Oct 21, 2021
(Electronic) Receipt
Oct 21, 2021
Amended claims with annotations
Oct 21, 2021
Amended description with annotations
Oct 21, 2021
Claims
Oct 21, 2021
Description
Oct 21, 2021
Letter accompanying subsequently filed items
Oct 21, 2021
Written submission in preparation to/during oral proceedings
Aug 9, 2021
Annex to the communication
Aug 9, 2021
Summons to attend oral proceedings
Apr 23, 2021
(Electronic) Receipt
Apr 23, 2021
Amended claims with annotations
Apr 23, 2021
Amended description with annotations
Apr 23, 2021
Claims
Apr 23, 2021
Description
Apr 23, 2021
Letter accompanying subsequently filed items
Apr 23, 2021
Reply to communication from the Examining Division
Dec 18, 2020
Annex to the communication
Dec 18, 2020
Communication from the Examining Division
Oct 12, 2020
(Electronic) Receipt
Oct 12, 2020
Amended claims with annotations
Oct 12, 2020
Claims
Oct 12, 2020
Letter accompanying subsequently filed items
Oct 12, 2020
Reply to communication from the Examining Division
Jun 15, 2020
Annex to the communication
Jun 15, 2020
Communication from the Examining Division
Mar 11, 2020
(Electronic) Receipt
Mar 11, 2020
Amended claims with annotations
Mar 11, 2020
Amended description with annotations
Mar 11, 2020
Claims
Mar 11, 2020
Description
Mar 11, 2020
Letter accompanying subsequently filed items
Mar 11, 2020
Reply to communication from the Examining Division
Nov 11, 2019
Annex to the communication
Nov 11, 2019
Communication from the Examining Division
Aug 28, 2019
(Electronic) Receipt
Aug 28, 2019
Amended claims with annotations
Aug 28, 2019
Amended description with annotations
Aug 28, 2019
Claims
Aug 28, 2019
Description
Aug 28, 2019
Letter accompanying subsequently filed items
Aug 28, 2019
Reply to communication from the Examining Division
Aug 28, 2019
Submission concerning representation
May 2, 2019
Annex to the communication
May 2, 2019
Communication from the Examining Division
Apr 29, 2019
Information about publication, reminder payment of designation fee, response to extended European search report, if applicable
Apr 24, 2019
Examination started
Mar 27, 2019
Notification of forthcoming publication
Jan 31, 2019
(Electronic) Receipt
Jan 31, 2019
Amended claims filed after receipt of (European) search report
Jan 31, 2019
Amended claims with annotations
Jan 31, 2019
Amended description filed after receipt of (European) search report
Jan 31, 2019
Amended description with annotations
Jan 31, 2019
Amendments received before examination
Jan 31, 2019
Letter accompanying subsequently filed items
Jan 31, 2019
Letter concerning fees and payments
Aug 8, 2018
Communication regarding the transmission of the European search report
Aug 8, 2018
European search opinion
Aug 8, 2018
European search report
Aug 8, 2018
Information on Search Strategy
Jul 31, 2018
Search started
May 8, 2018
Confirmation of receipt of (electronically) transmitted priority document
Apr 18, 2018
Priority document (electronically transmitted)
Apr 11, 2018
Communication to designated inventor
Feb 16, 2018
Abstract
Feb 16, 2018
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Feb 16, 2018
Claims
Feb 16, 2018
Description
Feb 16, 2018
Designation of inventor
Feb 16, 2018
Drawings
Feb 16, 2018
Request for grant of a European patent

EP3473849

MITSUBISHI HEAVY INDUSTRIES

Application Number: EP18157184A
Filing Date: Feb 16, 2018
Status: Revoked; Jan 10, 2025
Publication Date: Apr 27, 2022
External Links: Slate, Register , Google Patents