Electrode Material

Patent No. EP3272187 (titled "Electrode Material") was filed by Rheinfelden Carbon on Mar 30, 2017. The application was issued on Aug 22, 2018.

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
ELKEM ASA	May 16, 2019	ACAPO ONSAGERS
ELKEM ASA	May 16, 2019	ONSAGERS

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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Nov 5, 2025
Decision of the Board of Appeal
Nov 5, 2025
F3032 Notification(s) of the decision
Nov 5, 2025
F3032 Notification(s) of the decision
Sep 15, 2025
Claims submitted during oral proceedings
Sep 15, 2025
Claims submitted during oral proceedings
Sep 15, 2025
F3013 Oral Proceedings: Forwarding minutes
Sep 15, 2025
F3013 Oral Proceedings: Forwarding minutes
Sep 15, 2025
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Aug 12, 2025
F3345 Forwarding of submissions to parties
Aug 8, 2025
(Electronic) Receipt
Aug 8, 2025
Annex
Aug 8, 2025
Letter accompanying subsequently filed items
Aug 8, 2025
Letter dealing with oral proceedings during the appeal procedure
Aug 7, 2025
F3018 Oral proceedings: Confirmation interpreters
Aug 7, 2025
F3018 Oral proceedings: Confirmation interpreters
Aug 7, 2025
F3345 Forwarding of submissions to parties
Aug 4, 2025
(Electronic) Receipt
Aug 4, 2025
Letter accompanying subsequently filed items
Aug 4, 2025
Letter dealing with oral proceedings during the appeal procedure
Jul 31, 2025
(Electronic) Receipt
Jul 31, 2025
Letter accompanying subsequently filed items
Jul 31, 2025
Letter relating to Appeal Procedure
Apr 10, 2025
F3345 Forwarding of submissions to parties
Apr 7, 2025
(Electronic) Receipt
Apr 7, 2025
Letter accompanying subsequently filed items
Apr 7, 2025
Letter dealing with oral proceedings during the appeal procedure
Mar 13, 2025
F3011.2 Oral Proceedings: Summons VICO
Mar 13, 2025
F3011.2 Oral Proceedings: Summons VICO
Mar 13, 2025
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Mar 10, 2025
F3010 Oral proceedings: order for summons
Feb 16, 2024
Standard Communication Rule 103 (2) EPC
Feb 16, 2024
Standard Communication Rule 103 (2) EPC
Feb 13, 2024
Composition of the board (T)
Feb 8, 2024
F3345 Forwarding of submissions to parties
Feb 5, 2024
(Electronic) Receipt
Feb 5, 2024
Letter accompanying subsequently filed items
Feb 5, 2024
Letter relating to Appeal Procedure
Nov 29, 2023
F3345 Forwarding of submissions to parties
Nov 23, 2023
(Electronic) Receipt
Nov 23, 2023
Letter accompanying subsequently filed items
Nov 23, 2023
Reply to appeal
Jul 14, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jul 3, 2023
(Electronic) Receipt
Jul 3, 2023
Letter accompanying subsequently filed items
Jul 3, 2023
Non-Patent Literature cited during the appeal procedure
Jul 3, 2023
Non-Patent Literature cited during the appeal procedure
Jul 3, 2023
Statement of grounds of appeal
May 19, 2023
F3204 Communication of the file number to the parties
May 19, 2023
F3204 Communication of the file number to the parties
May 2, 2023
(Electronic) Receipt
May 2, 2023
Letter accompanying subsequently filed items
May 2, 2023
Notice of appeal
Mar 6, 2023
(Electronic) Receipt
Mar 6, 2023
Advice of delivery
Mar 6, 2023
Letter accompanying subsequently filed items
Mar 2, 2023
(Electronic) Receipt
Mar 2, 2023
Advice of delivery
Mar 2, 2023
Annex to the communication - opposition
Mar 2, 2023
Decision of the Opposition Division and instruction
Mar 2, 2023
Druckexemplar in opposition procedure
Mar 2, 2023
Grounds for the decision (Annex) - opposition
Mar 2, 2023
Interlocutory decision in opposition proceedings
Mar 2, 2023
Interlocutory decision in opposition proceedings
Mar 2, 2023
Letter accompanying subsequently filed items
Mar 2, 2023
Means of redress
Mar 2, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 2, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 2, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Mar 2, 2023
Provision of a copy of the minutes - opposition procedure
Mar 2, 2023
Provision of a copy of the minutes - opposition procedure
Mar 2, 2023
Scanned annex to a communication - opposition procedure
Mar 2, 2023
Scanned annex to a communication - opposition procedure
Mar 2, 2023
Transmittal of decision / summons - opposition
Mar 2, 2023
Transmittal of decision / summons - opposition
Dec 1, 2022
Information about the result of oral proceedings
Nov 24, 2022
Brief communication - Opposition proceedings
Nov 24, 2022
Brief communication - Opposition proceedings
Nov 21, 2022
(Electronic) Receipt
Nov 21, 2022
(Electronic) Receipt
Nov 21, 2022
Auxiliary request during Opposition procedure - 17
Nov 21, 2022
Auxiliary request during Opposition procedure - 18
Nov 21, 2022
Auxiliary request during Opposition procedure - 19
Nov 21, 2022
Auxiliary request during Opposition procedure - 20
Nov 21, 2022
Auxiliary request during Opposition procedure - 21
Nov 21, 2022
Auxiliary request during Opposition procedure - 22
Nov 21, 2022
Auxiliary request during Opposition procedure - 23
Nov 21, 2022
Auxiliary request during Opposition procedure - 24
Nov 21, 2022
Citation in opposition procedure - 018
Nov 21, 2022
Consolidated list of cited opposition documents
Nov 21, 2022
Letter accompanying subsequently filed items
Nov 21, 2022
Letter accompanying subsequently filed items
Nov 21, 2022
Written submission in preparation to/during oral proceedings
Nov 21, 2022
Written submission in preparation to/during oral proceedings
Oct 13, 2022
Brief communication - Opposition proceedings
Oct 12, 2022
Brief communication - Opposition proceedings
Oct 12, 2022
Brief communication - Opposition proceedings
Oct 10, 2022
Brief communication - Opposition proceedings
Oct 6, 2022
(Electronic) Receipt
Oct 6, 2022
Letter accompanying subsequently filed items
Oct 6, 2022
Oral proceedings: reply to date proposed
Sep 30, 2022
(Electronic) Receipt
Sep 30, 2022
Any annexes (other than citation) to an opposition letter
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure
Sep 30, 2022
Auxiliary request during Opposition procedure - 01
Sep 30, 2022
Auxiliary request during Opposition procedure - 02
Sep 30, 2022
Auxiliary request during Opposition procedure - 03
Sep 30, 2022
Auxiliary request during Opposition procedure - 04
Sep 30, 2022
Auxiliary request during Opposition procedure - 05
Sep 30, 2022
Auxiliary request during Opposition procedure - 06
Sep 30, 2022
Auxiliary request during Opposition procedure - 07
Sep 30, 2022
Auxiliary request during Opposition procedure - 08
Sep 30, 2022
Auxiliary request during Opposition procedure - 09
Sep 30, 2022
Auxiliary request during Opposition procedure - 10
Sep 30, 2022
Auxiliary request during Opposition procedure - 11
Sep 30, 2022
Auxiliary request during Opposition procedure - 12
Sep 30, 2022
Auxiliary request during Opposition procedure - 13
Sep 30, 2022
Auxiliary request during Opposition procedure - 14
Sep 30, 2022
Auxiliary request during Opposition procedure - 15
Sep 30, 2022
Auxiliary request during Opposition procedure - 16
Sep 30, 2022
Citation in opposition procedure - 017
Sep 30, 2022
Letter accompanying subsequently filed items
Sep 30, 2022
Main request during Opposition procedure
Sep 30, 2022
Main request during Opposition procedure
Sep 30, 2022
Written submission in preparation to/during oral proceedings
Sep 27, 2022
(Electronic) Receipt
Sep 27, 2022
Letter accompanying subsequently filed items
Sep 27, 2022
Request for interpreters during oral proceedings
Sep 27, 2022
Written submission in preparation to/during oral proceedings
Jun 23, 2022
(Electronic) Receipt
Jun 23, 2022
Advice of delivery
Jun 23, 2022
Letter accompanying subsequently filed items
Jun 20, 2022
Communication about missing advice of delivery
May 24, 2022
(Electronic) Receipt
May 24, 2022
Advice of delivery
May 24, 2022
Letter accompanying subsequently filed items
May 11, 2022
(Electronic) Receipt
May 11, 2022
Advice of delivery
May 11, 2022
Letter accompanying subsequently filed items
May 9, 2022
Information concerning oral proceedings
May 9, 2022
Summons to attend oral proceedings
May 9, 2022
Summons to attend oral proceedings
May 9, 2022
Transmittal of decision / summons - opposition
May 9, 2022
Transmittal of decision / summons - opposition
May 4, 2022
Notification concerning the date of oral proceedings
May 4, 2022
Notification concerning the date of oral proceedings
May 3, 2022
Brief communication - Opposition proceedings
Apr 22, 2022
(Electronic) Receipt
Apr 22, 2022
Letter accompanying subsequently filed items
Apr 22, 2022
Oral proceedings: Request for postponement
Apr 19, 2022
Document concerning representation
Apr 5, 2022
(Electronic) Receipt
Apr 5, 2022
Advice of delivery
Apr 5, 2022
Letter accompanying subsequently filed items
Mar 24, 2022
(Electronic) Receipt
Mar 24, 2022
Advice of delivery
Mar 24, 2022
Annex to the communication - opposition
Mar 24, 2022
Information concerning oral proceedings
Mar 24, 2022
Letter accompanying subsequently filed items
Mar 24, 2022
Summons to attend oral proceedings
Mar 24, 2022
Summons to attend oral proceedings
Mar 24, 2022
Transmittal of decision / summons - opposition
Mar 24, 2022
Transmittal of decision / summons - opposition
Dec 9, 2021
Brief communication - Opposition proceedings
Dec 3, 2021
(Electronic) Receipt
Dec 3, 2021
Letter accompanying subsequently filed items
Dec 3, 2021
Written submission in preparation to/during oral proceedings
Sep 3, 2021
Brief communication - Opposition proceedings
Sep 3, 2021
Notification concerning the date of oral proceedings
Sep 3, 2021
Notification concerning the date of oral proceedings
Aug 31, 2021
(Electronic) Receipt
Aug 31, 2021
Brief communication to third party
Aug 31, 2021
Brief communication to third party
Aug 31, 2021
Communication from the Legal Division
Aug 31, 2021
Letter accompanying subsequently filed items
Aug 31, 2021
Letter to the Legal Division
Aug 19, 2021
Annex
Aug 19, 2021
Annex
Aug 19, 2021
Annex
Aug 19, 2021
Annex
Aug 19, 2021
Annex
Aug 19, 2021
Annex
Aug 19, 2021
Annex
Aug 19, 2021
Annex
Aug 19, 2021
Cover sheet for fax transmission
Aug 19, 2021
Letter to the Legal Division
Aug 18, 2021
Brief communication - Opposition proceedings
Aug 16, 2021
Brief communication - Opposition proceedings
Aug 12, 2021
(Electronic) Receipt
Aug 12, 2021
Citation in opposition procedure - 014
Aug 12, 2021
Citation in opposition procedure - 015
Aug 12, 2021
Citation in opposition procedure - 016
Aug 12, 2021
Letter accompanying subsequently filed items
Aug 12, 2021
Written submission in preparation to/during oral proceedings
Aug 12, 2021
Written submission in preparation to/during oral proceedings
Aug 11, 2021
Written submission in preparation to/during oral proceedings
Aug 6, 2021
(Electronic) Receipt
Aug 6, 2021
Annex
Aug 6, 2021
Letter accompanying subsequently filed items
Aug 6, 2021
Letter to the Legal Division
Jun 10, 2021
Notification concerning the date of oral proceedings
Jun 10, 2021
Notification concerning the date of oral proceedings
Nov 10, 2020
(Electronic) Receipt
Nov 10, 2020
Advice of delivery
Nov 10, 2020
Letter accompanying subsequently filed items
Nov 5, 2020
Advice of delivery
Oct 27, 2020
Acknowledgement of a document
Oct 27, 2020
Acknowledgement of a document
Oct 27, 2020
Annex to the communication - opposition
Oct 27, 2020
Information concerning oral proceedings
Oct 27, 2020
Summons to attend oral proceedings
Oct 27, 2020
Summons to attend oral proceedings
Oct 8, 2020
Brief communication - Opposition proceedings
Oct 1, 2020
(Electronic) Receipt
Oct 1, 2020
(Electronic) Receipt
Oct 1, 2020
Citation in opposition procedure - 011
Oct 1, 2020
Letter accompanying subsequently filed items
Oct 1, 2020
Written submission in preparation to/during oral proceedings
Sep 29, 2020
(Electronic) Receipt
Sep 29, 2020
Advice of delivery
Sep 29, 2020
Letter accompanying subsequently filed items
Sep 28, 2020
Notification concerning the date of oral proceedings
Sep 28, 2020
Notification concerning the date of oral proceedings
Sep 23, 2020
(Electronic) Receipt
Sep 23, 2020
Letter accompanying subsequently filed items
Sep 23, 2020
Oral proceedings: reply to date proposed
Sep 18, 2020
(Electronic) Receipt
Sep 18, 2020
Letter accompanying subsequently filed items
Sep 18, 2020
Oral proceedings: reply to date proposed
Sep 4, 2020
Notification concerning the date of oral proceedings
Sep 4, 2020
Notification concerning the date of oral proceedings
Jun 16, 2020
Brief communication - Opposition proceedings
Jun 5, 2020
(Electronic) Receipt
Jun 5, 2020
Auxiliary request during Opposition procedure
Jun 5, 2020
Auxiliary request during Opposition procedure
Jun 5, 2020
Auxiliary request during Opposition procedure
Jun 5, 2020
Auxiliary request during Opposition procedure
Jun 5, 2020
Auxiliary request during Opposition procedure
Jun 5, 2020
Auxiliary request during Opposition procedure
Jun 5, 2020
Auxiliary request during Opposition procedure
Jun 5, 2020
Auxiliary request during Opposition procedure
Jun 5, 2020
Auxiliary request during Opposition procedure - 01
Jun 5, 2020
Auxiliary request during Opposition procedure - 02
Jun 5, 2020
Auxiliary request during Opposition procedure - 03
Jun 5, 2020
Auxiliary request during Opposition procedure - 04
Jun 5, 2020
Auxiliary request during Opposition procedure - 05
Jun 5, 2020
Auxiliary request during Opposition procedure - 06
Jun 5, 2020
Auxiliary request during Opposition procedure - 07
Jun 5, 2020
Auxiliary request during Opposition procedure - 08
Jun 5, 2020
Citation in opposition procedure - 008
Jun 5, 2020
Letter accompanying subsequently filed items
Jun 5, 2020
Written submission in preparation to/during oral proceedings
Mar 23, 2020
Advice of delivery
Mar 11, 2020
Advice of delivery
Mar 4, 2020
Acknowledgement of a document
Mar 4, 2020
Acknowledgement of a document
Mar 4, 2020
Annex to the communication - opposition
Mar 4, 2020
Information concerning oral proceedings
Mar 4, 2020
Summons to attend oral proceedings
Mar 4, 2020
Summons to attend oral proceedings
Feb 13, 2020
Brief communication - Opposition proceedings
Feb 10, 2020
(Electronic) Receipt
Feb 10, 2020
Letter accompanying subsequently filed items
Feb 10, 2020
Letter regarding the opposition procedure (no time limit)
Dec 11, 2019
Brief communication - Opposition proceedings
Dec 5, 2019
(Electronic) Receipt
Dec 5, 2019
Letter accompanying subsequently filed items
Dec 5, 2019
Reply of the patent proprietor to the notice(s) of opposition
Sep 30, 2019
Grant of extension of time limit (opposition procedure)
Sep 26, 2019
Brief communication - Opposition proceedings
Sep 26, 2019
Brief communication - Opposition proceedings
Sep 20, 2019
(Electronic) Receipt
Sep 20, 2019
Letter accompanying subsequently filed items
Sep 20, 2019
Request for extension of time limit
Jun 6, 2019
Communication of a notice of opposition and request to file observations
Jun 6, 2019
Notice of further oppositions to opponent(s)
May 24, 2019
Brief communication - Opposition proceedings
May 22, 2019
Communication of a notice of opposition - first information to patent proprietor
May 21, 2019
(Electronic) Receipt
May 21, 2019
Authorisation
May 21, 2019
Letter accompanying subsequently filed items
May 21, 2019
Letter regarding the opposition procedure (no time limit)
May 16, 2019
(Electronic) Receipt
May 16, 2019
Citation in opposition procedure - 001
May 16, 2019
Citation in opposition procedure - 002
May 16, 2019
Citation in opposition procedure - 003
May 16, 2019
Citation in opposition procedure - 004
May 16, 2019
Citation in opposition procedure - 005
May 16, 2019
Citation in opposition procedure - 006
May 16, 2019
Citation in opposition procedure - 007
May 16, 2019
Citation in opposition procedure - 007
May 16, 2019
Citation in opposition procedure - 008
May 16, 2019
Citation in opposition procedure - 008
May 16, 2019
Citation in opposition procedure - 009
May 16, 2019
Citation in opposition procedure - 010
May 16, 2019
Citation in opposition procedure - 011
May 16, 2019
Citation in opposition procedure - 012
May 16, 2019
Citation in opposition procedure - 013
May 16, 2019
Letter accompanying subsequently filed items
May 16, 2019
Notice of opposition
May 16, 2019
Notice of opposition
Nov 6, 2018
Communication to designated inventor
Nov 6, 2018
Communication to designated inventor
Nov 6, 2018
Communication to designated inventor
Oct 16, 2018
Copy of the international preliminary report on patentability
Sep 3, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jul 26, 2018
Decision to grant a European patent
Jul 5, 2018
English translation of the claims
Jul 5, 2018
Filing of the translations of the claims
Jul 5, 2018
French translation of claims
Jul 5, 2018
Letter concerning fees and payments
Jun 28, 2018
Bibliographic data of the European patent application
Jun 28, 2018
Communication about intention to grant a European patent
Jun 28, 2018
Intention to grant (signatures)
Jun 28, 2018
Text intended for grant (clean copy)
Jun 28, 2018
Text intended for grant (version for approval)
Jun 14, 2018
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Jun 7, 2018
Amended claims with annotations
Jun 7, 2018
Claims
Jun 7, 2018
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
May 7, 2018
Bibliographic data of the European patent application
May 7, 2018
Communication about intention to grant a European patent
May 7, 2018
Intention to grant (signatures)
May 7, 2018
Text intended for grant (clean copy)
May 7, 2018
Text intended for grant (version for approval)
Apr 17, 2018
Examination started
Jan 4, 2018
Notification on forthcoming publication of bibliographic data
Nov 24, 2017
Communication to designated inventor
Nov 24, 2017
Communication to designated inventor
Nov 24, 2017
Communication to designated inventor
Nov 15, 2017
Copy of the international preliminary report on patentability
Nov 15, 2017
Reply by International Bureau
Nov 15, 2017
Transmission of a document (International preliminary examination report)
Nov 3, 2017
Notification of the recording of a change
Nov 3, 2017
Notification of the recording of a change
Nov 2, 2017
Enquiry with the International Bureau
Oct 27, 2017
Priority search results copy provided by EPO
Oct 24, 2017
Priority document (electronically transmitted)
Oct 18, 2017
(Electronic) Receipt
Oct 18, 2017
Matter concerning the application
Oct 18, 2017
Matter concerning the application
Oct 18, 2017
Request for entry into the European phase
Oct 5, 2017
Copy of the international search report
Oct 5, 2017
Copy of the international search report
Oct 5, 2017
Published international application - A1
Jul 24, 2017
Written opinion of the ISA, boxes No. I to VIII
Jul 24, 2017
Written opinion of the ISA, cover sheet
Jul 24, 2017
Written opinion of the ISA, supplemental box
Jun 6, 2017
Incoming letter related to PCT RO
Jun 6, 2017
Payment of fees and costs
May 30, 2017
Invitation to pay prescribed fees together with late payment fee
May 8, 2017
Incoming letter related to PCT RO
May 8, 2017
Substitute sheet (R26) - Drawings
Apr 19, 2017
Invitation to correct defects in the international application
Apr 19, 2017
Notification of the international application number and of the international filing date
Mar 30, 2017
(Electronic) Receipt
Mar 30, 2017
Abstract
Mar 30, 2017
Claims
Mar 30, 2017
Description
Mar 30, 2017
Document concerning fees and payments
Mar 30, 2017
Drawings
Mar 30, 2017
Electronic request for grant of an International application
Mar 30, 2017
Priority document (RO-procedure)

EP3272187

RHEINFELDEN CARBON

Application Number: EP17727791A
Filing Date: Mar 30, 2017
Status: Granted And Under Opposition; Jul 20, 2018
Publication Date: Aug 22, 2018
External Links: Slate, Register , Google Patents

IP Verse

Electrode Material

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP3272187