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Tower Consisting Of Segments And A Method For Producing A Segment Of A Tower

Patent No. EP3314076 (titled "Tower Consisting Of Segments And A Method For Producing A Segment Of A Tower") was filed by ENO Energy Systems on Jun 23, 2016. The application was issued on Jul 30, 2025.

Patent Summary

Patent Family

Patent Oppositions (2)

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	Jun 2, 2021	SGRE ASSOCIATION
SUZLON ENERGY	Jun 2, 2021	-

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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Jul 3, 2025
Decision to maintain the European patent in amended form
Jul 3, 2025
Decision to maintain the European patent in amended form
Jul 3, 2025
Decision to maintain the European patent in amended form
Jun 10, 2025
(Electronic) Receipt
Jun 10, 2025
English translation of the claims
Jun 10, 2025
Filing of the translation of the amended claims
Jun 10, 2025
French translation of claims
Jun 10, 2025
Letter accompanying subsequently filed items
Mar 14, 2025
Communication of bibliographic data
Mar 14, 2025
Communication to opponent concerning maintenance
Mar 14, 2025
Communication with request to file translations
Mar 10, 2025
Maintenance of the patent with the documents specified in the final decision
Mar 7, 2025
Refund of fees
Feb 28, 2025
F3014 Oral Proceedings: Order cancelling/postponing
Feb 28, 2025
F3017 Oral Proceedings: Notification of cancellation/postponing
Feb 28, 2025
F3017 Oral Proceedings: Notification of cancellation/postponing
Feb 28, 2025
F3017 Oral Proceedings: Notification of cancellation/postponing
Feb 28, 2025
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Feb 28, 2025
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Feb 28, 2025
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Feb 27, 2025
F3345 Forwarding of submissions to parties
Feb 26, 2025
(Electronic) Receipt
Feb 26, 2025
Letter accompanying subsequently filed items
Feb 26, 2025
Withdrawal of an appeal
Oct 23, 2024
F3345 Forwarding of submissions to parties
Oct 23, 2024
F3345 Forwarding of submissions to parties
Oct 18, 2024
(Electronic) Receipt
Oct 18, 2024
Letter accompanying subsequently filed items
Oct 18, 2024
Letter dealing with oral proceedings during the appeal procedure
Jul 22, 2024
F3011.1 Oral Proceedings: summons
Jul 22, 2024
F3011.1 Oral Proceedings: summons
Jul 22, 2024
F3011.1 Oral Proceedings: summons
Jul 22, 2024
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Jul 17, 2024
F3010 Oral proceedings: order for summons
Mar 3, 2024
Composition of the board (T)
Sep 27, 2023
F3345 Forwarding of submissions to parties
Sep 21, 2023
(Electronic) Receipt
Sep 21, 2023
Amended claims with annotations
Sep 21, 2023
Amended claims with annotations
Sep 21, 2023
Amended claims with annotations
Sep 21, 2023
Amended claims with annotations
Sep 21, 2023
Auxiliary request during appeals procedure - 01
Sep 21, 2023
Auxiliary request during appeals procedure - 02
Sep 21, 2023
Auxiliary request during appeals procedure - 03
Sep 21, 2023
Auxiliary request during appeals procedure - 04
Sep 21, 2023
Auxiliary request during appeals procedure - 05
Sep 21, 2023
Auxiliary request during appeals procedure - 06
Sep 21, 2023
Letter accompanying subsequently filed items
Sep 21, 2023
Reply to appeal
May 23, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
May 23, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
May 2, 2023
(Electronic) Receipt
May 2, 2023
Letter accompanying subsequently filed items
May 2, 2023
Statement of grounds of appeal
Mar 9, 2023
F3204 Communication of the file number to the parties
Mar 1, 2023
(Electronic) Receipt
Mar 1, 2023
Letter accompanying subsequently filed items
Mar 1, 2023
Notice of appeal
Jan 9, 2023
Advice of delivery
Dec 29, 2022
Advice of delivery
Dec 23, 2022
Annex to the communication - opposition
Dec 23, 2022
Consolidated list of cited opposition documents
Dec 23, 2022
Decision of the Opposition Division and instruction
Dec 23, 2022
Grounds for the decision (Annex) - opposition
Dec 23, 2022
Interlocutory decision in opposition proceedings
Dec 23, 2022
Interlocutory decision in opposition proceedings
Dec 23, 2022
Interlocutory decision in opposition proceedings
Dec 23, 2022
Means of redress
Dec 23, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 23, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 23, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 23, 2022
Provision of a copy of the minutes - opposition procedure
Dec 23, 2022
Provision of a copy of the minutes - opposition procedure
Dec 23, 2022
Provision of a copy of the minutes - opposition procedure
Dec 23, 2022
Transmittal of decision / summons - opposition
Dec 23, 2022
Transmittal of decision / summons - opposition
Dec 23, 2022
Transmittal of decision / summons - opposition
Nov 15, 2022
Information about the result of oral proceedings
Nov 14, 2022
(Electronic) Receipt
Nov 14, 2022
Letter accompanying subsequently filed items
Nov 11, 2022
(Electronic) Receipt
Nov 11, 2022
Letter accompanying subsequently filed items
Oct 6, 2022
Brief communication - Opposition proceedings
Oct 6, 2022
Brief communication - Opposition proceedings
Sep 30, 2022
Brief communication - Opposition proceedings
Sep 30, 2022
Brief communication - Opposition proceedings
Sep 29, 2022
(Electronic) Receipt
Sep 29, 2022
Letter accompanying subsequently filed items
Sep 29, 2022
Written submission in preparation to/during oral proceedings
Sep 26, 2022
(Electronic) Receipt
Sep 26, 2022
Letter accompanying subsequently filed items
Sep 26, 2022
Written submission in preparation to/during oral proceedings
Sep 21, 2022
Brief communication - Opposition proceedings
Sep 21, 2022
Brief communication - Opposition proceedings
Sep 19, 2022
Brief communication - Opposition proceedings
Sep 19, 2022
Brief communication - Opposition proceedings
Sep 15, 2022
(Electronic) Receipt
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 14, 2022
(Electronic) Receipt
Sep 14, 2022
Auxiliary request during Opposition procedure
Sep 14, 2022
Auxiliary request during Opposition procedure
Sep 14, 2022
Auxiliary request during Opposition procedure
Sep 14, 2022
Auxiliary request during Opposition procedure
Sep 14, 2022
Auxiliary request during Opposition procedure
Sep 14, 2022
Auxiliary request during Opposition procedure
Sep 14, 2022
Auxiliary request during Opposition procedure - 01
Sep 14, 2022
Auxiliary request during Opposition procedure - 02
Sep 14, 2022
Auxiliary request during Opposition procedure - 03
Sep 14, 2022
Auxiliary request during Opposition procedure - 04
Sep 14, 2022
Auxiliary request during Opposition procedure - 05
Sep 14, 2022
Auxiliary request during Opposition procedure - 06
Sep 14, 2022
Brief communication - Opposition proceedings
Sep 14, 2022
Brief communication - Opposition proceedings
Sep 14, 2022
Letter accompanying subsequently filed items
Sep 14, 2022
Main request during Opposition procedure
Sep 14, 2022
Main request during Opposition procedure
Sep 14, 2022
Written submission in preparation to/during oral proceedings
Sep 9, 2022
(Electronic) Receipt
Sep 9, 2022
Letter accompanying subsequently filed items
Sep 9, 2022
Letter accompanying subsequently filed items
Sep 9, 2022
Written submission in preparation to/during oral proceedings
Sep 9, 2022
Written submission in preparation to/during oral proceedings
Aug 8, 2022
Brief communication - Opposition proceedings
Aug 8, 2022
Brief communication - Opposition proceedings
Aug 8, 2022
Communication of amended entries
Jul 27, 2022
Letter accompanying subsequently filed items
Jul 27, 2022
Request for change of opponent's representative
May 31, 2022
Notification concerning the date of oral proceedings
May 31, 2022
Notification concerning the date of oral proceedings
May 31, 2022
Notification concerning the date of oral proceedings
Apr 5, 2022
Advice of delivery
Mar 31, 2022
Advice of delivery
Mar 29, 2022
Advice of delivery
Mar 28, 2022
Annex to the communication - opposition
Mar 28, 2022
Summons to attend oral proceedings
Mar 28, 2022
Transmittal of decision / summons - opposition
Dec 22, 2021
Brief communication - Opposition proceedings
Dec 22, 2021
Brief communication - Opposition proceedings
Dec 16, 2021
(Electronic) Receipt
Dec 16, 2021
Letter accompanying subsequently filed items
Dec 16, 2021
Letter regarding the opposition procedure (no time limit)
Nov 29, 2021
Document concerning representation
Oct 28, 2021
Brief communication - Opposition proceedings
Oct 28, 2021
Brief communication - Opposition proceedings
Oct 25, 2021
(Electronic) Receipt
Oct 25, 2021
Amended description with annotations
Oct 25, 2021
Auxiliary request during Opposition procedure
Oct 25, 2021
Auxiliary request during Opposition procedure
Oct 25, 2021
Auxiliary request during Opposition procedure - 01
Oct 25, 2021
Auxiliary request during Opposition procedure - 02
Oct 25, 2021
Letter accompanying subsequently filed items
Oct 25, 2021
Main request during Opposition procedure
Oct 25, 2021
Main request during Opposition procedure
Oct 25, 2021
Reply of the patent proprietor to the notice(s) of opposition
Oct 13, 2021
Brief communication - Opposition proceedings
Oct 13, 2021
Brief communication - Opposition proceedings
Oct 13, 2021
Rejection of request for extension of time limit
Oct 6, 2021
Request for extension of time limit
Oct 4, 2021
Brief communication - Opposition proceedings
Oct 4, 2021
Rejection of request for extension of time limit
Sep 29, 2021
Request for extension of time limit
Jun 15, 2021
Communication of a notice of opposition and request to file observations
Jun 15, 2021
Notice of further oppositions to opponent(s)
Jun 15, 2021
Notice of further oppositions to opponent(s)
Jun 8, 2021
Communication of a notice of opposition - first information to patent proprietor
Jun 8, 2021
Communication of a notice of opposition - first information to patent proprietor
Jun 2, 2021
(Electronic) Receipt
Jun 2, 2021
(Electronic) Receipt
Jun 2, 2021
Any annexes (other than citation) to an opposition letter
Jun 2, 2021
Any annexes (other than citation) to an opposition letter
Jun 2, 2021
Any annexes (other than citation) to an opposition letter
Jun 2, 2021
Any annexes (other than citation) to an opposition letter
Jun 2, 2021
Citation in opposition procedure
Jun 2, 2021
Citation in opposition procedure
Jun 2, 2021
Citation in opposition procedure
Jun 2, 2021
Citation in opposition procedure
Jun 2, 2021
Citation in opposition procedure
Jun 2, 2021
Citation in opposition procedure - 001
Jun 2, 2021
Citation in opposition procedure - 002
Jun 2, 2021
Citation in opposition procedure - 003
Jun 2, 2021
Citation in opposition procedure - 004
Jun 2, 2021
Citation in opposition procedure - 005
Jun 2, 2021
Citation in opposition procedure - 006
Jun 2, 2021
Citation in opposition procedure - 007
Jun 2, 2021
Citation in opposition procedure - 007
Jun 2, 2021
Citation in opposition procedure - 008
Jun 2, 2021
Consolidated list of cited opposition documents
Jun 2, 2021
International publication (Pamphlet)
Jun 2, 2021
Notice of opposition
Jun 2, 2021
Notice of opposition
Jun 2, 2021
Notice of opposition
Jun 2, 2021
Notice of opposition
Sep 14, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 6, 2020
Decision to grant a European patent
Jul 23, 2020
(Electronic) Receipt
Jul 23, 2020
English translation of the claims
Jul 23, 2020
Filing of the translations of the claims
Jul 23, 2020
French translation of claims
Jul 23, 2020
Letter accompanying subsequently filed items
Apr 30, 2020
Bibliographic data of the European patent application
Apr 30, 2020
Communication about intention to grant a European patent
Apr 30, 2020
Intention to grant (signatures)
Apr 30, 2020
Text intended for grant (clean copy)
Apr 30, 2020
Text intended for grant (version for approval)
Apr 2, 2020
(Electronic) Receipt
Apr 2, 2020
Amended claims with annotations
Apr 2, 2020
Amended description with annotations
Apr 2, 2020
Claims
Apr 2, 2020
Description
Apr 2, 2020
Letter accompanying subsequently filed items
Apr 2, 2020
Reply to communication from the Examining Division
Dec 16, 2019
Annex to the communication
Dec 16, 2019
Communication from the Examining Division
May 31, 2019
(Electronic) Receipt
May 31, 2019
Letter accompanying subsequently filed items
May 31, 2019
Reply to communication from the Examining Division
Feb 4, 2019
Annex to the communication
Feb 4, 2019
Communication from the Examining Division
Jan 29, 2019
Examination started
Nov 2, 2018
Priority search results
Nov 2, 2018
Reply to invitation to file a copy of priority search results
Oct 1, 2018
Invitation to file a copy of search results(priority)
Jul 27, 2018
(Electronic) Receipt
Jul 27, 2018
Amended description filed after receipt of (European) search report
Jul 27, 2018
Letter accompanying subsequently filed items
Jul 27, 2018
Reply to Written Opinion prepared by the EPO
Apr 5, 2018
Notification on forthcoming publication of bibliographic data
Feb 13, 2018
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Feb 5, 2018
Communication to designated inventor
Feb 5, 2018
Communication to designated inventor
Feb 5, 2018
Communication to designated inventor
Feb 5, 2018
Communication to designated inventor
Feb 5, 2018
Communication to designated inventor
Jan 10, 2018
(Electronic) Receipt
Jan 10, 2018
Amended claims filed after receipt of (European) search report
Jan 10, 2018
Request for entry into the European phase
Jan 8, 2018
Copy of the international preliminary report on patentability
Nov 6, 2017
Information on entry into European phase
Mar 28, 2017
Notification of the recording of a change
Jan 16, 2017
Priority document (electronically transmitted)
Dec 29, 2016
Copy of the international search report
Dec 29, 2016
Copy of the international search report
Dec 29, 2016
Published international application - A1
Nov 23, 2016
Written opinion of the ISA, boxes No. I to VIII
Nov 23, 2016
Written opinion of the ISA, cover sheet
Nov 23, 2016
Written opinion of the ISA, supplemental box
Sep 1, 2016
Incoming letter related to PCT RO
Sep 1, 2016
Substitute sheet (R26) - Drawings
Jul 9, 2016
Incoming letter related to PCT RO
Jul 6, 2016
Invitation to correct defects in the international application
Jul 6, 2016
Notification of the international application number and of the international filing date
Jul 1, 2016
Electronic request for grant of an International application
Jun 23, 2016
(Electronic) Receipt
Jun 23, 2016
Abstract
Jun 23, 2016
Claims
Jun 23, 2016
Description
Jun 23, 2016
Document concerning fees and payments
Jun 23, 2016
Drawings

EP3314076

ENO ENERGY SYSTEMS

Application Number: EP16731606A
Filing Date: Jun 23, 2016
Status: Patent Maintained As Amended; Jun 27, 2025
Publication Date: Jul 30, 2025
External Links: Slate, Register , Google Patents