An Aeroshell Extender Piece For A Wind Turbine Blade

Patent No. EP3169895 (titled "An Aeroshell Extender Piece For A Wind Turbine Blade") was filed by LM Wind Power on Jul 14, 2015. The application was issued on Mar 26, 2025.

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 GAMESA RENEWABLE ENERGY	May 27, 2020	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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Feb 27, 2025
Decision to maintain the European patent in amended form
Feb 27, 2025
Decision to maintain the European patent in amended form
Feb 3, 2025
(Electronic) Receipt
Feb 3, 2025
Description
Feb 3, 2025
Filing of the translation of the amended claims
Feb 3, 2025
French translation of claims
Feb 3, 2025
German translation of the claims
Nov 5, 2024
Communication of bibliographic data
Nov 5, 2024
Communication to opponent concerning maintenance
Nov 5, 2024
Communication with request to file translations
Oct 25, 2024
Maintenance of the patent with the documents specified in the final decision
Oct 25, 2024
OPPODREX with handwritten amendments
Oct 15, 2024
Decision of the Board of Appeal
Oct 15, 2024
F3032 Notification(s) of the decision
Oct 15, 2024
F3032 Notification(s) of the decision
Sep 26, 2024
Description submitted during oral proceedings
Sep 26, 2024
F3013 Oral Proceedings: Forwarding minutes
Sep 26, 2024
F3013 Oral Proceedings: Forwarding minutes
Sep 26, 2024
F3317 Oral Proceedings: Minutes (Appellant: Proprietor + Opponent)
Aug 5, 2024
F3345 Forwarding of submissions to parties
Aug 2, 2024
(Electronic) Receipt
Aug 2, 2024
Amended claims with annotations
Aug 2, 2024
Amended claims with annotations
Aug 2, 2024
Amended claims with annotations
Aug 2, 2024
Amended claims with annotations
Aug 2, 2024
Auxiliary request during appeals procedure - 25
Aug 2, 2024
Auxiliary request during appeals procedure - 26
Aug 2, 2024
Auxiliary request during appeals procedure - 27
Aug 2, 2024
Auxiliary request during appeals procedure - 28
Aug 2, 2024
Letter accompanying subsequently filed items
Aug 2, 2024
Letter dealing with oral proceedings during the appeal procedure
Aug 2, 2024
Letter dealing with oral proceedings during the appeal procedure
Jul 3, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jul 3, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jun 28, 2024
F3345 Forwarding of submissions to parties
Jun 25, 2024
(Electronic) Receipt
Jun 25, 2024
Authorisation
Jun 25, 2024
Letter accompanying subsequently filed items
Jun 25, 2024
Request for interpreters during oral proceedings
Apr 22, 2024
F3022 Oral proceedings: change of board composition
Apr 22, 2024
F3022 Oral proceedings: change of board composition
Apr 17, 2024
F3303.16 Change of composition of the Board (T)
Dec 20, 2023
F3345 Forwarding of submissions to parties
Dec 15, 2023
(Electronic) Receipt
Dec 15, 2023
Letter accompanying subsequently filed items
Dec 15, 2023
Letter dealing with oral proceedings during the appeal procedure
Nov 15, 2023
F3345 Forwarding of submissions to parties
Nov 10, 2023
(Electronic) Receipt
Nov 10, 2023
Letter accompanying subsequently filed items
Nov 10, 2023
Letter relating to Appeal Procedure
Oct 18, 2023
F3011.1 Oral Proceedings: summons
Oct 18, 2023
F3011.1 Oral Proceedings: summons
Oct 18, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Oct 18, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Oct 13, 2023
F3010 Oral proceedings: order for summons
Oct 6, 2023
Composition of the board (T)
Aug 24, 2023
F3345 Forwarding of submissions to parties
Aug 21, 2023
(Electronic) Receipt
Aug 21, 2023
Amended claims with annotations
Aug 21, 2023
Amended claims with annotations
Aug 21, 2023
Amended claims with annotations
Aug 21, 2023
Amended claims with annotations
Aug 21, 2023
Amended claims with annotations
Aug 21, 2023
Amended claims with annotations
Aug 21, 2023
Amended claims with annotations
Aug 21, 2023
Amended claims with annotations
Aug 21, 2023
Amended claims with annotations
Aug 21, 2023
Amended claims with annotations
Aug 21, 2023
Amended claims with annotations
Aug 21, 2023
Amended claims with annotations
Aug 21, 2023
Amended claims with annotations
Aug 21, 2023
Amended claims with annotations
Aug 21, 2023
Amended claims with annotations
Aug 21, 2023
Amended claims with annotations
Aug 21, 2023
Amended claims with annotations
Aug 21, 2023
Amended claims with annotations
Aug 21, 2023
Amended claims with annotations
Aug 21, 2023
Amended claims with annotations
Aug 21, 2023
Auxiliary request during appeals procedure - 05
Aug 21, 2023
Auxiliary request during appeals procedure - 06
Aug 21, 2023
Auxiliary request during appeals procedure - 07
Aug 21, 2023
Auxiliary request during appeals procedure - 08
Aug 21, 2023
Auxiliary request during appeals procedure - 09
Aug 21, 2023
Auxiliary request during appeals procedure - 10
Aug 21, 2023
Auxiliary request during appeals procedure - 11
Aug 21, 2023
Auxiliary request during appeals procedure - 12
Aug 21, 2023
Auxiliary request during appeals procedure - 13
Aug 21, 2023
Auxiliary request during appeals procedure - 14
Aug 21, 2023
Auxiliary request during appeals procedure - 15
Aug 21, 2023
Auxiliary request during appeals procedure - 16
Aug 21, 2023
Auxiliary request during appeals procedure - 17
Aug 21, 2023
Auxiliary request during appeals procedure - 18
Aug 21, 2023
Auxiliary request during appeals procedure - 19
Aug 21, 2023
Auxiliary request during appeals procedure - 20
Aug 21, 2023
Auxiliary request during appeals procedure - 21
Aug 21, 2023
Auxiliary request during appeals procedure - 22
Aug 21, 2023
Auxiliary request during appeals procedure - 23
Aug 21, 2023
Auxiliary request during appeals procedure - 24
Aug 21, 2023
Letter accompanying subsequently filed items
Aug 21, 2023
Reply to appeal
Jun 20, 2023
F3345 Forwarding of submissions to parties
Jun 15, 2023
(Electronic) Receipt
Jun 15, 2023
Letter accompanying subsequently filed items
Jun 15, 2023
Reply to appeal
Apr 12, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Apr 12, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Apr 4, 2023
(Electronic) Receipt
Apr 4, 2023
Amended claims with annotations
Apr 4, 2023
Amended claims with annotations
Apr 4, 2023
Amended claims with annotations
Apr 4, 2023
Amended claims with annotations
Apr 4, 2023
Auxiliary request during appeals procedure - 01
Apr 4, 2023
Auxiliary request during appeals procedure - 02
Apr 4, 2023
Auxiliary request during appeals procedure - 03
Apr 4, 2023
Auxiliary request during appeals procedure - 04
Apr 4, 2023
Letter accompanying subsequently filed items
Apr 4, 2023
Statement of grounds of appeal
Mar 27, 2023
(Electronic) Receipt
Mar 27, 2023
Letter accompanying subsequently filed items
Mar 27, 2023
Statement of grounds of appeal
Feb 6, 2023
F3204 Communication of the file number to the parties
Feb 6, 2023
F3204 Communication of the file number to the parties
Feb 1, 2023
(Electronic) Receipt
Feb 1, 2023
F3204 Communication of the file number to the parties
Feb 1, 2023
F3204 Communication of the file number to the parties
Feb 1, 2023
Letter accompanying subsequently filed items
Feb 1, 2023
Notice of appeal
Jan 24, 2023
(Electronic) Receipt
Jan 24, 2023
Letter accompanying subsequently filed items
Jan 24, 2023
Notice of appeal
Dec 8, 2022
Advice of delivery
Dec 5, 2022
Advice of delivery
Dec 5, 2022
Annex to the communication - opposition
Dec 5, 2022
Decision of the Opposition Division and instruction
Dec 5, 2022
Druckexemplar in opposition procedure
Dec 5, 2022
Grounds for the decision (Annex) - opposition
Dec 5, 2022
Interlocutory decision in opposition proceedings
Dec 5, 2022
Interlocutory decision in opposition proceedings
Dec 5, 2022
Means of redress
Dec 5, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 5, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 5, 2022
Provision of a copy of the minutes - opposition procedure
Dec 5, 2022
Provision of a copy of the minutes - opposition procedure
Dec 5, 2022
Scanned annex to a communication - opposition procedure
Dec 5, 2022
Transmittal of decision / summons - opposition
Dec 5, 2022
Transmittal of decision / summons - opposition
Nov 17, 2022
Information about the result of oral proceedings
Oct 10, 2022
(Electronic) Receipt
Oct 10, 2022
Authorisation
Oct 10, 2022
Letter accompanying subsequently filed items
Sep 22, 2022
Brief communication - Opposition proceedings
Sep 15, 2022
(Electronic) Receipt
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure
Sep 15, 2022
Auxiliary request during Opposition procedure - 01
Sep 15, 2022
Auxiliary request during Opposition procedure - 02
Sep 15, 2022
Auxiliary request during Opposition procedure - 03
Sep 15, 2022
Auxiliary request during Opposition procedure - 04
Sep 15, 2022
Auxiliary request during Opposition procedure - 05
Sep 15, 2022
Auxiliary request during Opposition procedure - 06
Sep 15, 2022
Auxiliary request during Opposition procedure - 07
Sep 15, 2022
Auxiliary request during Opposition procedure - 08
Sep 15, 2022
Auxiliary request during Opposition procedure - 09
Sep 15, 2022
Auxiliary request during Opposition procedure - 10
Sep 15, 2022
Auxiliary request during Opposition procedure - 11
Sep 15, 2022
Auxiliary request during Opposition procedure - 12
Sep 15, 2022
Auxiliary request during Opposition procedure - 13
Sep 15, 2022
Auxiliary request during Opposition procedure - 14
Sep 15, 2022
Auxiliary request during Opposition procedure - 15
Sep 15, 2022
Auxiliary request during Opposition procedure - 16
Sep 15, 2022
Auxiliary request during Opposition procedure - 17
Sep 15, 2022
Auxiliary request during Opposition procedure - 18
Sep 15, 2022
Auxiliary request during Opposition procedure - 19
Sep 15, 2022
Auxiliary request during Opposition procedure - 20
Sep 15, 2022
Auxiliary request during Opposition procedure - 21
Sep 15, 2022
Auxiliary request during Opposition procedure - 22
Sep 15, 2022
Auxiliary request during Opposition procedure - 23
Sep 15, 2022
Auxiliary request during Opposition procedure - 24
Sep 15, 2022
Letter accompanying subsequently filed items
Sep 15, 2022
Request for interpreters during oral proceedings
Sep 15, 2022
Written submission in preparation to/during oral proceedings
Sep 12, 2022
Brief communication - Opposition proceedings
Sep 9, 2022
Brief communication - Opposition proceedings
Sep 5, 2022
(Electronic) Receipt
Sep 5, 2022
Letter accompanying subsequently filed items
Sep 5, 2022
Request for interpreters during oral proceedings
Sep 2, 2022
(Electronic) Receipt
Sep 2, 2022
Letter accompanying subsequently filed items
Sep 2, 2022
Written submission in preparation to/during oral proceedings
Aug 9, 2022
Brief communication - Opposition proceedings
Aug 5, 2022
Communication of amended entries
Jul 27, 2022
Letter accompanying subsequently filed items
Jul 27, 2022
Request for change of opponent's representative
Jun 8, 2022
Notification concerning the date of oral proceedings
Jun 8, 2022
Notification concerning the date of oral proceedings
Feb 16, 2022
Communication of the registration of a transfer or change of name and/or address
Feb 8, 2022
Annexes in respect of a client data request
Feb 8, 2022
Annexes in respect of a client data request
Feb 8, 2022
Annexes in respect of a client data request
Feb 8, 2022
Letter accompanying subsequently filed items
Feb 8, 2022
Submission concerning a transfer of rights (applicant)
Dec 29, 2021
Advice of delivery
Dec 23, 2021
Information concerning oral proceedings
Dec 23, 2021
Notification concerning the date of oral proceedings
Dec 23, 2021
Notification concerning the date of oral proceedings
Dec 23, 2021
Summons to attend oral proceedings
Dec 23, 2021
Summons to attend oral proceedings
Dec 23, 2021
Transmittal of decision / summons - opposition
Dec 23, 2021
Transmittal of decision / summons - opposition
Dec 17, 2021
Brief communication - Opposition proceedings
Dec 13, 2021
Notification concerning the date of oral proceedings
Dec 13, 2021
Notification concerning the date of oral proceedings
Dec 7, 2021
(Electronic) Receipt
Dec 7, 2021
Letter accompanying subsequently filed items
Dec 7, 2021
Oral proceedings: Request for postponement
Nov 3, 2021
Advice of delivery
Nov 3, 2021
Advice of delivery
Oct 28, 2021
Annex to the communication - opposition
Oct 28, 2021
Information about the result of oral proceedings
Oct 28, 2021
Information concerning oral proceedings
Oct 28, 2021
Summons to attend oral proceedings
Oct 28, 2021
Summons to attend oral proceedings
Oct 28, 2021
Transmittal of decision / summons - opposition
Oct 28, 2021
Transmittal of decision / summons - opposition
Nov 12, 2020
Brief communication - Opposition proceedings
Nov 6, 2020
(Electronic) Receipt
Nov 6, 2020
Letter accompanying subsequently filed items
Nov 6, 2020
Reply of the patent proprietor to the notice(s) of opposition
Jun 26, 2020
Communication of a notice of opposition and request to file observations
Jun 26, 2020
Notice of further oppositions to opponent(s)
Jun 4, 2020
Communication of a notice of opposition - first information to patent proprietor
May 29, 2020
Consolidated list of cited opposition documents
May 27, 2020
(Electronic) Receipt
May 27, 2020
Citation in opposition procedure - 001
May 27, 2020
Citation in opposition procedure - 002
May 27, 2020
Citation in opposition procedure - 003
May 27, 2020
Citation in opposition procedure - 004
May 27, 2020
Citation in opposition procedure - 005
May 27, 2020
Citation in opposition procedure - 006
May 27, 2020
Citation in opposition procedure - 007
May 27, 2020
Citation in opposition procedure - 008
May 27, 2020
Citation in opposition procedure - 009
May 27, 2020
Citation in opposition procedure - 010
May 27, 2020
Citation in opposition procedure - 011
May 27, 2020
Notice of opposition
May 27, 2020
Notice of opposition
May 4, 2020
Miscellaneous requests concerning client data
May 4, 2020
Miscellaneous requests concerning client data
Sep 23, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 16, 2019
Decision to grant a European patent
Aug 1, 2019
(Electronic) Receipt
Aug 1, 2019
Filing of the translations of the claims
Aug 1, 2019
French translation of claims
Aug 1, 2019
German translation of the claims
Aug 1, 2019
Letter accompanying subsequently filed items
Apr 1, 2019
Bibliographic data of the European patent application
Apr 1, 2019
Communication about intention to grant a European patent
Apr 1, 2019
Intention to grant (signatures)
Apr 1, 2019
Text intended for grant (clean copy)
Apr 1, 2019
Text intended for grant (version for approval)
Nov 22, 2018
Communication of amended entries concerning the representative
Nov 16, 2018
Submission concerning change of applicant's representative
Jul 26, 2018
(Electronic) Receipt
Jul 26, 2018
Amended claims with annotations
Jul 26, 2018
Amended description with annotations
Jul 26, 2018
Claims
Jul 26, 2018
Description
Jul 26, 2018
Letter accompanying subsequently filed items
Jul 26, 2018
Reply to communication from the Examining Division
Jul 9, 2018
Communication of amended entries concerning the representative
Jul 3, 2018
Submission concerning change of applicant's representative
Mar 19, 2018
Annex to the communication
Mar 19, 2018
Communication from the Examining Division
Mar 8, 2018
Examination started
Sep 14, 2017
(Electronic) Receipt
Sep 14, 2017
Amended claims filed after receipt of (European) search report
Sep 14, 2017
Amended claims with annotations
Sep 14, 2017
Amendments received before examination
Sep 14, 2017
Letter accompanying subsequently filed items
Apr 26, 2017
Notification on forthcoming publication of bibliographic data
Mar 10, 2017
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Mar 3, 2017
Priority search results copy provided by EPO
Feb 17, 2017
Communication to designated inventor
Feb 17, 2017
Communication to designated inventor
Feb 17, 2017
Communication to designated inventor
Feb 7, 2017
(Electronic) Receipt
Feb 7, 2017
Request for entry into the European phase
Jan 30, 2017
Copy of the international preliminary report on patentability
Nov 25, 2016
Information on entry into European phase
Mar 10, 2016
Copy of the international search report
Mar 10, 2016
Published international application - A9
Feb 8, 2016
Priority document (electronically transmitted)
Jan 29, 2016
Communication in cases for which no other form is applicable
Jan 21, 2016
Copy of the international search report
Jan 21, 2016
Published international application - A1
Jan 12, 2016
Notification of decision concerning request for rectification
Dec 16, 2015
(Electronic) Receipt
Dec 16, 2015
Rectified claims sheet(s) produced by ISA/EP under Rule 91 PCT
Dec 16, 2015
Request for correction of obvious error
Dec 16, 2015
Request for correction of obvious error
Dec 16, 2015
Request for correction of obvious error
Dec 16, 2015
Request for correction of obvious error
Sep 18, 2015
ISR: cited documents
Sep 17, 2015
Written opinion of the ISA, boxes No. I to VIII
Sep 17, 2015
Written opinion of the ISA, cover sheet
Sep 17, 2015
Written opinion of the ISA, supplemental box
Jul 14, 2015
(Electronic) Receipt
Jul 14, 2015
Abstract
Jul 14, 2015
Claims
Jul 14, 2015
Description
Jul 14, 2015
Drawings
Jul 14, 2015
Priority document (RO-procedure)

EP3169895

LM WIND POWER

Application Number: EP15735713A
Filing Date: Jul 14, 2015
Status: Patent Maintained As Amended; Feb 21, 2025
Publication Date: Mar 26, 2025
External Links: Slate, Register , Google Patents

IP Verse

An Aeroshell Extender Piece For A Wind Turbine Blade

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP3169895