IP Verse

Process For Producing Ruthenium Complexes And Intermediates Thereof And Their Use In Olefin Metathesis

Patent No. EP3356379 (titled "Process For Producing Ruthenium Complexes And Intermediates Thereof And Their Use In Olefin Metathesis") was filed by Apeiron Synthesis on Jul 27, 2016. The application was issued on Sep 3, 2025.

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
UMICORE	Dec 8, 2021	VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB

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

Get instant alerts for new documents

Aug 7, 2025
Decision to maintain the European patent in amended form
Aug 7, 2025
Decision to maintain the European patent in amended form
Jul 30, 2025
(Electronic) Receipt
Jul 30, 2025
Filing of the translation of the amended claims
Jul 30, 2025
French translation of claims
Jul 30, 2025
German translation of the claims
Jul 30, 2025
Letter accompanying subsequently filed items
Jul 2, 2025
Communication of bibliographic data
Jul 2, 2025
Communication to opponent concerning maintenance
Jul 2, 2025
Communication with request to file translations
Jun 25, 2025
Maintenance of the patent with the documents specified in the final decision
Jun 17, 2025
Refund of fees
Jun 13, 2025
F3017 Oral Proceedings: Notification of cancellation/postponing
Jun 13, 2025
F3017 Oral Proceedings: Notification of cancellation/postponing
Jun 13, 2025
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jun 13, 2025
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jun 10, 2025
F3014 Oral Proceedings: Order cancelling/postponing
Jun 9, 2025
(Electronic) Receipt
Jun 9, 2025
Letter accompanying subsequently filed items
Jun 9, 2025
Withdrawal of an appeal
May 28, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
May 28, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
May 12, 2025
F3345 Forwarding of submissions to parties
May 7, 2025
(Electronic) Receipt
May 7, 2025
Letter accompanying subsequently filed items
May 7, 2025
Request for interpreters during oral proceedings
Nov 4, 2024
F3345 Forwarding of submissions to parties
Oct 28, 2024
(Electronic) Receipt
Oct 28, 2024
Letter accompanying subsequently filed items
Oct 28, 2024
Letter dealing with oral proceedings during the appeal procedure
Oct 4, 2024
F3011.2 Oral Proceedings: Summons VICO
Oct 4, 2024
F3011.2 Oral Proceedings: Summons VICO
Sep 30, 2024
F3010 Oral proceedings: order for summons
Sep 30, 2024
F3303.16 Change of composition of the Board (T)
Apr 5, 2024
F3345 Forwarding of submissions to parties
Apr 2, 2024
(Electronic) Receipt
Apr 2, 2024
Letter accompanying subsequently filed items
Apr 2, 2024
Reply to appeal
Dec 7, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Dec 5, 2023
Composition of the board (T)
Nov 28, 2023
(Electronic) Receipt
Nov 28, 2023
Amended claims with annotations
Nov 28, 2023
Amended claims with annotations
Nov 28, 2023
Auxiliary request during appeals procedure - 01
Nov 28, 2023
Letter accompanying subsequently filed items
Nov 28, 2023
Main request during appeals procedure
Nov 28, 2023
Statement of grounds of appeal
Oct 4, 2023
F3204 Communication of the file number to the parties
Oct 4, 2023
F3204 Communication of the file number to the parties
Sep 29, 2023
(Electronic) Receipt
Sep 29, 2023
Letter accompanying subsequently filed items
Sep 29, 2023
Notice of appeal
Jul 26, 2023
Advice of delivery
Jul 20, 2023
Advice of delivery
Jul 19, 2023
Annex to the communication - opposition
Jul 19, 2023
Decision of the Opposition Division and instruction
Jul 19, 2023
Druckexemplar in opposition procedure
Jul 19, 2023
Grounds for the decision (Annex) - opposition
Jul 19, 2023
Interlocutory decision in opposition proceedings
Jul 19, 2023
Interlocutory decision in opposition proceedings
Jul 19, 2023
Means of redress
Jul 19, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 19, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 19, 2023
Provision of a copy of the minutes - opposition procedure
Jul 19, 2023
Provision of a copy of the minutes - opposition procedure
Jul 19, 2023
Provision of a copy of the minutes - opposition procedure
Jul 19, 2023
Scanned annex to a communication - opposition procedure
Jul 19, 2023
Scanned annex to a communication - opposition procedure
Jul 19, 2023
Scanned annex to a communication - opposition procedure
Jul 19, 2023
Transmittal of decision / summons - opposition
Jul 19, 2023
Transmittal of decision / summons - opposition
Jun 20, 2023
Information about the result of oral proceedings
Jun 16, 2023
(Electronic) Receipt
Jun 16, 2023
Citation in opposition procedure - 017
Jun 16, 2023
Consolidated list of cited opposition documents
Jun 16, 2023
Letter accompanying subsequently filed items
Jun 16, 2023
Written submission in preparation to/during oral proceedings
Apr 26, 2023
Brief communication - Opposition proceedings
Apr 26, 2023
Brief communication - Opposition proceedings
Apr 20, 2023
(Electronic) Receipt
Apr 20, 2023
(Electronic) Receipt
Apr 20, 2023
(Electronic) Receipt
Apr 20, 2023
(Electronic) Receipt
Apr 20, 2023
Auxiliary request during Opposition procedure
Apr 20, 2023
Auxiliary request during Opposition procedure
Apr 20, 2023
Auxiliary request during Opposition procedure
Apr 20, 2023
Auxiliary request during Opposition procedure
Apr 20, 2023
Auxiliary request during Opposition procedure
Apr 20, 2023
Auxiliary request during Opposition procedure
Apr 20, 2023
Auxiliary request during Opposition procedure
Apr 20, 2023
Auxiliary request during Opposition procedure
Apr 20, 2023
Auxiliary request during Opposition procedure
Apr 20, 2023
Auxiliary request during Opposition procedure
Apr 20, 2023
Auxiliary request during Opposition procedure
Apr 20, 2023
Auxiliary request during Opposition procedure
Apr 20, 2023
Auxiliary request during Opposition procedure
Apr 20, 2023
Auxiliary request during Opposition procedure
Apr 20, 2023
Auxiliary request during Opposition procedure
Apr 20, 2023
Auxiliary request during Opposition procedure - 01
Apr 20, 2023
Auxiliary request during Opposition procedure - 02
Apr 20, 2023
Auxiliary request during Opposition procedure - 03
Apr 20, 2023
Auxiliary request during Opposition procedure - 04
Apr 20, 2023
Auxiliary request during Opposition procedure - 05
Apr 20, 2023
Auxiliary request during Opposition procedure - 06
Apr 20, 2023
Auxiliary request during Opposition procedure - 07
Apr 20, 2023
Auxiliary request during Opposition procedure - 08
Apr 20, 2023
Auxiliary request during Opposition procedure - 09
Apr 20, 2023
Auxiliary request during Opposition procedure - 10
Apr 20, 2023
Auxiliary request during Opposition procedure - 11
Apr 20, 2023
Auxiliary request during Opposition procedure - 12
Apr 20, 2023
Auxiliary request during Opposition procedure - 13
Apr 20, 2023
Auxiliary request during Opposition procedure - 14
Apr 20, 2023
Auxiliary request during Opposition procedure - 15
Apr 20, 2023
Citation in opposition procedure - 014
Apr 20, 2023
Citation in opposition procedure - 015
Apr 20, 2023
Citation in opposition procedure - 016
Apr 20, 2023
Letter accompanying subsequently filed items
Apr 20, 2023
Letter accompanying subsequently filed items
Apr 20, 2023
Main request during Opposition procedure
Apr 20, 2023
Main request during Opposition procedure
Apr 20, 2023
Written submission in preparation to/during oral proceedings
Apr 20, 2023
Written submission in preparation to/during oral proceedings
Dec 19, 2022
Advice of delivery
Dec 15, 2022
Advice of delivery
Dec 15, 2022
Annex to the communication - opposition
Dec 15, 2022
Information concerning oral proceedings
Dec 15, 2022
Scanned annex to a communication - opposition procedure
Dec 15, 2022
Summons to attend oral proceedings
Dec 15, 2022
Summons to attend oral proceedings
Dec 15, 2022
Transmittal of decision / summons - opposition
Dec 15, 2022
Transmittal of decision / summons - opposition
Jul 11, 2022
Brief communication - Opposition proceedings
Jul 6, 2022
(Electronic) Receipt
Jul 6, 2022
Auxiliary request during Opposition procedure
Jul 6, 2022
Auxiliary request during Opposition procedure
Jul 6, 2022
Auxiliary request during Opposition procedure
Jul 6, 2022
Auxiliary request during Opposition procedure
Jul 6, 2022
Auxiliary request during Opposition procedure
Jul 6, 2022
Auxiliary request during Opposition procedure
Jul 6, 2022
Auxiliary request during Opposition procedure
Jul 6, 2022
Auxiliary request during Opposition procedure - 01
Jul 6, 2022
Auxiliary request during Opposition procedure - 02
Jul 6, 2022
Auxiliary request during Opposition procedure - 03
Jul 6, 2022
Auxiliary request during Opposition procedure - 04
Jul 6, 2022
Auxiliary request during Opposition procedure - 05
Jul 6, 2022
Auxiliary request during Opposition procedure - 06
Jul 6, 2022
Auxiliary request during Opposition procedure - 07
Jul 6, 2022
Letter accompanying subsequently filed items
Jul 6, 2022
Main request during Opposition procedure
Jul 6, 2022
Main request during Opposition procedure
Jul 6, 2022
Reply of the patent proprietor to the notice(s) of opposition
May 16, 2022
Brief communication - Opposition proceedings
May 16, 2022
Brief communication - Opposition proceedings
May 16, 2022
Communication confirming withdrawal from representation
May 16, 2022
Communication of amended entries concerning the representative
May 16, 2022
Grant of extension of time limit (opposition procedure)
May 13, 2022
Confirmation of revocation of automatic debit order
May 10, 2022
Letter relating to the automatic debiting procedure
May 6, 2022
(Electronic) Receipt
May 6, 2022
Letter accompanying subsequently filed items
May 6, 2022
Request for extension of time limit
May 4, 2022
(Electronic) Receipt
May 4, 2022
Letter accompanying subsequently filed items (CDR)
May 4, 2022
Submission concerning change of proprietor's representative
Jan 3, 2022
Communication of a notice of opposition and request to file observations
Jan 3, 2022
Notice of further oppositions to opponent(s)
Dec 14, 2021
Communication of a notice of opposition - first information to patent proprietor
Dec 8, 2021
(Electronic) Receipt
Dec 8, 2021
Citation in opposition procedure - 001
Dec 8, 2021
Citation in opposition procedure - 002
Dec 8, 2021
Citation in opposition procedure - 003
Dec 8, 2021
Citation in opposition procedure - 004
Dec 8, 2021
Citation in opposition procedure - 005
Dec 8, 2021
Citation in opposition procedure - 006
Dec 8, 2021
Citation in opposition procedure - 007
Dec 8, 2021
Citation in opposition procedure - 008
Dec 8, 2021
Citation in opposition procedure - 009
Dec 8, 2021
Citation in opposition procedure - 010
Dec 8, 2021
Citation in opposition procedure - 011
Dec 8, 2021
Citation in opposition procedure - 012
Dec 8, 2021
Citation in opposition procedure - 013
Dec 8, 2021
Notice of opposition
Dec 8, 2021
Notice of opposition
Mar 22, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Feb 11, 2021
Decision to grant a European patent
Jan 25, 2021
(Electronic) Receipt
Jan 25, 2021
Filing of the translations of the claims
Jan 25, 2021
French translation of claims
Jan 25, 2021
German translation of the claims
Jan 25, 2021
Letter accompanying subsequently filed items
Sep 24, 2020
Bibliographic data of the European patent application
Sep 24, 2020
Communication about intention to grant a European patent
Sep 24, 2020
Intention to grant (signatures)
Sep 24, 2020
Text intended for grant (clean copy)
Sep 24, 2020
Text intended for grant (version for approval)
Apr 8, 2020
(Electronic) Receipt
Apr 8, 2020
Amended description with annotations
Apr 8, 2020
Description
Apr 8, 2020
Letter accompanying subsequently filed items
Apr 8, 2020
Reply to communication from the Examining Division
Mar 3, 2020
Authorisation
Mar 3, 2020
Communication concerning the filing of a power of attorney
Mar 3, 2020
Communication confirming withdrawal from representation
Mar 3, 2020
Communication of amended entries concerning the representative
Mar 3, 2020
Request concerning the applicant/representative
Feb 26, 2020
Authorisation
Feb 26, 2020
Submission concerning change of applicant's representative
Feb 3, 2020
Letter relating to the automatic debiting procedure
Jan 29, 2020
Annex to the communication
Jan 29, 2020
Communication from the Examining Division
Jan 20, 2020
Communication of amended entries concerning the representative
Jan 8, 2020
Confirmation of revocation of automatic debit order
Jan 2, 2020
Letter accompanying subsequently filed items
Jan 2, 2020
Letter accompanying subsequently filed items
Jan 2, 2020
Letter relating to the automatic debiting procedure
Jan 2, 2020
Submission concerning change of applicant's representative
Jan 2, 2020
Submission concerning change of applicant's representative
Dec 9, 2019
Decision to allow further processing
Nov 27, 2019
(Electronic) Receipt
Nov 27, 2019
Amended claims with annotations
Nov 27, 2019
Claims
Nov 27, 2019
Letter accompanying subsequently filed items
Nov 27, 2019
Request for further processing
Aug 12, 2019
Annex to the communication
Aug 12, 2019
Communication from the Examining Division
Jun 15, 2019
(Electronic) Receipt
Jun 15, 2019
Amended claims with annotations
Jun 15, 2019
Amended description with annotations
Jun 15, 2019
Claims
Jun 15, 2019
Description
Jun 15, 2019
Letter accompanying subsequently filed items
Jun 15, 2019
Reply to communication from the Examining Division
Apr 5, 2019
Annex to the communication
Apr 5, 2019
Communication from the Examining Division
Mar 25, 2019
Examination started
Jan 24, 2019
(Electronic) Receipt
Jan 24, 2019
Letter accompanying subsequently filed items
Jan 24, 2019
Priority search results
Jan 24, 2019
Reply to invitation to file a copy of priority search results
Jan 16, 2019
Invitation to file a copy of search results(priority)
Dec 3, 2018
(Electronic) Receipt
Dec 3, 2018
Amended claims filed after receipt of (European) search report
Dec 3, 2018
Amendments received before examination
Dec 3, 2018
Letter accompanying subsequently filed items
Jul 11, 2018
Notification on forthcoming publication of bibliographic data
May 30, 2018
Submission concerning representation
May 25, 2018
Communication regarding comments on written opinion/amendment of application/payment of claims fee
May 9, 2018
Communication to designated inventor
May 9, 2018
Communication to designated inventor
Apr 27, 2018
Accompanying letter Art. 19 PCT
Apr 27, 2018
Claims filed under Art.19 PCT
Apr 27, 2018
Statement under Art. 19 PCT
Apr 26, 2018
(Electronic) Receipt
Apr 26, 2018
Copy of the international preliminary report on patentability
Apr 26, 2018
Request for entry into the European phase
Feb 9, 2018
Information on entry into European phase
Apr 25, 2017
Priority document (electronically transmitted)
Apr 6, 2017
Copy of the international search report
Apr 6, 2017
Published international application - A1
Dec 6, 2016
Written opinion of the ISA, boxes No. I to VIII
Dec 6, 2016
Written opinion of the ISA, cover sheet
Dec 6, 2016
Written opinion of the ISA, supplemental box

EP3356379

APEIRON SYNTHESIS

Application Number: EP16774982A
Filing Date: Jul 27, 2016
Status: Patent Maintained As Amended; Aug 1, 2025
Publication Date: Sep 3, 2025
External Links: Slate, EP3356379B2, Google Patents