Medium- Or High-Voltage Electric Cable

Patent No. EP3391387 (titled "Medium- Or High-Voltage Electric Cable") was filed by Nexans on Dec 15, 2016. The application was issued on Aug 25, 2021.

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
BOREALIS	May 24, 2022	HGF

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 28, 2026
F3345 Forwarding of submissions to parties
Jan 27, 2026
(Electronic) Receipt
Jan 27, 2026
(Electronic) Receipt
Jan 27, 2026
Letter accompanying subsequently filed items
Jan 27, 2026
Letter accompanying subsequently filed items
Jan 27, 2026
Letter dealing with oral proceedings during the appeal procedure
Jan 27, 2026
Letter dealing with oral proceedings during the appeal procedure
Jan 16, 2026
F3345 Forwarding of submissions to parties
Jan 15, 2026
(Electronic) Receipt
Jan 15, 2026
Letter accompanying subsequently filed items
Jan 15, 2026
Letter dealing with oral proceedings during the appeal procedure
Jul 30, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jul 30, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jul 30, 2025
Miscellaneous requests concerning client data
Jul 17, 2025
F3345 Forwarding of submissions to parties
Jul 15, 2025
(Electronic) Receipt
Jul 15, 2025
Letter accompanying subsequently filed items
Jul 15, 2025
Letter dealing with oral proceedings during the appeal procedure
Jul 3, 2025
Communication of amended entries in the Register of European Patents
Jul 3, 2025
F3345 Forwarding of submissions to parties
Jul 3, 2025
F3345 Forwarding of submissions to parties
Jul 2, 2025
(Electronic) Receipt
Jul 2, 2025
Letter accompanying subsequently filed items
Jul 2, 2025
Letter dealing with oral proceedings during the appeal procedure
Jun 30, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jun 30, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jun 25, 2025
Annexes in respect of a client data request
Jun 25, 2025
Annexes in respect of a client data request
Jun 25, 2025
Annexes in respect of a client data request
Jun 25, 2025
Letter accompanying subsequently filed items
Jun 25, 2025
Request for change of name -opponent
Jun 6, 2025
F3011.1 Oral Proceedings: summons
Jun 6, 2025
F3011.1 Oral Proceedings: summons
Jun 3, 2025
F3010 Oral proceedings: order for summons
Jun 3, 2025
F3303.16 Change of composition of the Board (T)
Apr 11, 2025
F3345 Forwarding of submissions to parties
Apr 9, 2025
(Electronic) Receipt
Apr 9, 2025
Citation in appeal procedure - 027
Apr 9, 2025
Letter accompanying subsequently filed items
Apr 9, 2025
Letter relating to Appeal Procedure
Mar 28, 2025
Communication of amended entries concerning the representative
Mar 28, 2025
F3345 Forwarding of submissions to parties
Mar 26, 2025
Communication concerning the filing of a power of attorney
Mar 24, 2025
(Electronic) Receipt
Mar 24, 2025
(Electronic) Receipt
Mar 24, 2025
Amended claims with annotations
Mar 24, 2025
Amended claims with annotations
Mar 24, 2025
Amended claims with annotations
Mar 24, 2025
Amended claims with annotations
Mar 24, 2025
Auxiliary request during appeals procedure - 01
Mar 24, 2025
Auxiliary request during appeals procedure - 02
Mar 24, 2025
Auxiliary request during appeals procedure - 03
Mar 24, 2025
Auxiliary request during appeals procedure - 04
Mar 24, 2025
General authorisation
Mar 24, 2025
Letter accompanying subsequently filed items
Mar 24, 2025
Letter accompanying subsequently filed items
Mar 24, 2025
Reply to appeal
Mar 24, 2025
Submission concerning change of proprietor's representative
Jan 29, 2025
Letter relating to the revocation of the automatic debiting procedure
Nov 25, 2024
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Nov 21, 2024
(Electronic) Receipt
Nov 21, 2024
(Electronic) Receipt
Nov 21, 2024
Cited document during appeal procedure
Nov 21, 2024
Letter accompanying subsequently filed items
Nov 21, 2024
Letter accompanying subsequently filed items
Nov 21, 2024
Letter relating to Appeal Procedure
Nov 21, 2024
Statement of grounds of appeal
Oct 17, 2024
F3345 Forwarding of submissions to parties
Oct 15, 2024
(Electronic) Receipt
Oct 15, 2024
Letter accompanying subsequently filed items
Oct 15, 2024
Letter relating to Appeal Procedure
Oct 11, 2024
F3057 Communication: Change of responsibility of a Board of Appeal
Oct 11, 2024
F3057 Communication: Change of responsibility of a Board of Appeal
Oct 11, 2024
F3303.16 Change of composition of the Board (T)
Oct 9, 2024
F3204 Communication of the file number to the parties
Oct 9, 2024
F3204 Communication of the file number to the parties
Sep 25, 2024
Composition of the board (T)
Sep 23, 2024
(Electronic) Receipt
Sep 23, 2024
Notice of appeal
Sep 23, 2024
Notice of appeal
Jul 22, 2024
Annex to the communication - opposition
Jul 22, 2024
Brief communication - Opposition proceedings
Jul 22, 2024
Brief communication - Opposition proceedings
Jul 22, 2024
Decision of the Opposition Division and instruction
Jul 22, 2024
Decision rejecting the opposition
Jul 22, 2024
Decision rejecting the opposition
Jul 22, 2024
Grounds for the decision (Annex) - opposition
Jul 22, 2024
Means of redress
Jul 22, 2024
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 22, 2024
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 22, 2024
Provision of a copy of the minutes - opposition procedure
Jul 22, 2024
Provision of a copy of the minutes - opposition procedure
Jul 22, 2024
Scanned annex to a communication - opposition procedure
Jun 12, 2024
Information about the result of oral proceedings
May 24, 2024
Brief communication - Opposition proceedings
May 17, 2024
(Electronic) Receipt
May 17, 2024
Citation in opposition procedure - 026
May 17, 2024
Consolidated list of cited opposition documents
May 17, 2024
Letter accompanying subsequently filed items
May 17, 2024
Written submission in preparation to/during oral proceedings
Apr 17, 2024
Brief communication - Opposition proceedings
Apr 12, 2024
Brief communication - Opposition proceedings
Apr 10, 2024
(Electronic) Receipt
Apr 10, 2024
Auxiliary request during Opposition procedure
Apr 10, 2024
Auxiliary request during Opposition procedure
Apr 10, 2024
Auxiliary request during Opposition procedure
Apr 10, 2024
Auxiliary request during Opposition procedure
Apr 10, 2024
Auxiliary request during Opposition procedure - 01
Apr 10, 2024
Auxiliary request during Opposition procedure - 02
Apr 10, 2024
Auxiliary request during Opposition procedure - 03
Apr 10, 2024
Auxiliary request during Opposition procedure - 04
Apr 10, 2024
Citation in opposition procedure - 023
Apr 10, 2024
Citation in opposition procedure - 024
Apr 10, 2024
Citation in opposition procedure - 025
Apr 10, 2024
Letter accompanying subsequently filed items
Apr 10, 2024
Written submission in preparation to/during oral proceedings
Apr 4, 2024
(Electronic) Receipt
Apr 4, 2024
Citation in opposition procedure - 017
Apr 4, 2024
Citation in opposition procedure - 018
Apr 4, 2024
Citation in opposition procedure - 019
Apr 4, 2024
Citation in opposition procedure - 020
Apr 4, 2024
Citation in opposition procedure - 021
Apr 4, 2024
Citation in opposition procedure - 022
Apr 4, 2024
Letter accompanying subsequently filed items
Apr 4, 2024
Written submission in preparation to/during oral proceedings
Mar 20, 2024
Brief communication - Opposition proceedings
Mar 12, 2024
Written submission in preparation to/during oral proceedings
Oct 27, 2023
(Electronic) Receipt
Oct 27, 2023
Advice of delivery
Oct 27, 2023
Letter accompanying subsequently filed items
Oct 26, 2023
Annex to the communication - opposition
Oct 26, 2023
Information concerning oral proceedings
Oct 26, 2023
Scanned annex to a communication - opposition procedure
Oct 26, 2023
Summons to attend oral proceedings
Oct 26, 2023
Summons to attend oral proceedings
Oct 26, 2023
Transmittal of decision / summons - opposition
Oct 26, 2023
Transmittal of decision / summons - opposition
Jul 31, 2023
(Electronic) Receipt
Jul 31, 2023
Citation in opposition procedure - 016
Jul 31, 2023
Letter accompanying subsequently filed items
Jul 31, 2023
Letter regarding the opposition procedure (no time limit)
Jul 28, 2023
Brief communication - Opposition proceedings
Jul 28, 2023
Request for documents
Jul 25, 2023
(Electronic) Receipt
Jul 25, 2023
Letter accompanying subsequently filed items
Jul 25, 2023
Letter regarding the opposition procedure (no time limit)
Jan 25, 2023
Brief communication - Opposition proceedings
Jan 25, 2023
Communication concerning the filing of a power of attorney
Jan 25, 2023
Communication of amended entries
Jan 18, 2023
Brief communication - Opposition proceedings
Jan 10, 2023
(Electronic) Receipt
Jan 10, 2023
Letter accompanying subsequently filed items
Jan 10, 2023
Reply of the patent proprietor to the notice(s) of opposition
Dec 19, 2022
(Electronic) Receipt
Dec 19, 2022
Letter accompanying subsequently filed items
Dec 19, 2022
Request for change of opponent's representative
Dec 19, 2022
Submission concerning representation
Dec 6, 2022
(Electronic) Receipt
Dec 6, 2022
General authorisation
Dec 6, 2022
Letter accompanying subsequently filed items (CDR)
Dec 6, 2022
Request for change of opponent's representative
Nov 18, 2022
Brief communication - Opposition proceedings
Nov 15, 2022
(Electronic) Receipt
Nov 15, 2022
Citation in opposition procedure - 001
Nov 15, 2022
Citation in opposition procedure - 002
Nov 15, 2022
Citation in opposition procedure - 003
Nov 15, 2022
Citation in opposition procedure - 004
Nov 15, 2022
Citation in opposition procedure - 005
Nov 15, 2022
Letter accompanying subsequently filed items
Nov 15, 2022
Letter regarding the opposition procedure (no time limit)
Sep 1, 2022
Communication of a notice of opposition and request to file observations
Sep 1, 2022
Notice of further oppositions to opponent(s)
Jun 3, 2022
Request for documents
May 31, 2022
Communication of a notice of opposition - first information to patent proprietor
May 24, 2022
(Electronic) Receipt
May 24, 2022
Citation in opposition procedure - 006
May 24, 2022
Citation in opposition procedure - 007
May 24, 2022
Citation in opposition procedure - 008
May 24, 2022
Citation in opposition procedure - 009
May 24, 2022
Citation in opposition procedure - 010
May 24, 2022
Citation in opposition procedure - 011
May 24, 2022
Citation in opposition procedure - 012
May 24, 2022
Citation in opposition procedure - 013
May 24, 2022
Citation in opposition procedure - 014
May 24, 2022
Citation in opposition procedure - 015
May 24, 2022
Notice of opposition
May 24, 2022
Notice of opposition
Sep 7, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jul 29, 2021
Decision to grant a European patent
Jul 13, 2021
(Electronic) Receipt
Jul 13, 2021
English translation of the claims
Jul 13, 2021
Filing of the translations of the claims
Jul 13, 2021
German translation of the claims
Jul 13, 2021
Letter accompanying subsequently filed items
Jun 29, 2021
Information about non-relevance of third-party observations
Jun 23, 2021
Acknowledgement of receipt of third party observations
Jun 23, 2021
Transmittal of third party observations to applicant
Jun 17, 2021
Non-patent literature filed by a third party
Jun 17, 2021
Observations by third parties
Jun 17, 2021
Patent document filed by a Third party
Apr 15, 2021
Bibliographic data of the European patent application
Apr 15, 2021
Communication about intention to grant a European patent
Apr 15, 2021
Intention to grant (signatures)
Apr 15, 2021
Text intended for grant (clean copy)
Apr 15, 2021
Text intended for grant (version for approval)
Mar 3, 2021
Examination started
Aug 25, 2020
Communication of amended entries concerning the representative
Aug 20, 2020
Submission concerning change of applicant's representative
Jan 15, 2019
(Electronic) Receipt
Jan 15, 2019
Amended claims filed after receipt of (European) search report
Jan 15, 2019
Amended claims with annotations
Jan 15, 2019
Amendments received before examination
Jan 15, 2019
Letter accompanying subsequently filed items
Sep 26, 2018
Notification on forthcoming publication of bibliographic data
Jul 27, 2018
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Jul 25, 2018
Communication to designated inventor
Jul 25, 2018
Communication to designated inventor
Jul 25, 2018
Communication to designated inventor
Jul 25, 2018
Communication to designated inventor
Jul 25, 2018
Communication to designated inventor
Jul 21, 2018
Priority search results copy provided by EPO
Jul 4, 2018
Copy of the international preliminary report on patentability
Jun 20, 2018
(Electronic) Receipt
Jun 20, 2018
Request for entry into the European phase
Apr 30, 2018
Information on entry into European phase
Jul 28, 2017
Notification of the recording of a change
Jul 10, 2017
Priority document (electronically transmitted)
Jun 22, 2017
Copy of the international search report
Jun 22, 2017
Published international application - A1
Apr 4, 2017
ISR: cited documents
Apr 4, 2017
International Search Report - copy in English for the IB
Apr 3, 2017
Written opinion of the ISA, boxes No. I to VIII
Apr 3, 2017
Written opinion of the ISA, cover sheet
Apr 3, 2017
Written opinion of the ISA, supplemental box
Jan 24, 2017
Notification of receipt of Search copy
Jan 16, 2017
Request form for international application (copy for ISA/EP)
Dec 15, 2016
Abstract
Dec 15, 2016
Claims
Dec 15, 2016
Description
Dec 15, 2016
Drawings

EP3391387

NEXANS

Application Number: EP16825527A
Filing Date: Dec 15, 2016
Status: Granted And Under Opposition; Jul 23, 2021
Publication Date: Aug 25, 2021
External Links: Slate, Register , Google Patents

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Medium- Or High-Voltage Electric Cable

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Dossier Documents

EP3391387