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Polymeric Materials

Patent No. EP3174937 (titled "Polymeric Materials") was filed by Victrex Manufacturing on Jul 29, 2015. The application was issued on Jun 11, 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
SOLVAY SPECIALTY POLYMERS USA	Dec 19, 2019	KRAUS & LEDERER PARTGMBB

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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May 15, 2025
Decision to maintain the European patent in amended form
May 15, 2025
Decision to maintain the European patent in amended form
May 6, 2025
(Electronic) Receipt
May 6, 2025
Filing of the translation of the amended claims
May 6, 2025
French translation of claims
May 6, 2025
German translation of the claims
Feb 28, 2025
Communication of bibliographic data
Feb 28, 2025
Communication to opponent concerning maintenance
Feb 28, 2025
Communication with request to file translations
Feb 21, 2025
Maintenance of the patent with the documents specified in the final decision
Jul 29, 2024
Brief communication - Opposition proceedings
Jul 29, 2024
Brief communication - Opposition proceedings
Jul 29, 2024
Druckexemplar in opposition procedure
Jul 29, 2024
Grounds for the decision (Annex) - opposition
Jul 29, 2024
Interlocutory decision in opposition proceedings
Jul 29, 2024
Interlocutory decision in opposition proceedings
Jul 29, 2024
Means of redress
Jul 26, 2024
Brief communication - Opposition proceedings
Jul 25, 2024
Decision of the Opposition Division and instruction
Jul 24, 2024
Communication confirming withdrawal from representation
Jul 24, 2024
Communication of amended entries concerning the representative
Jul 18, 2024
(Electronic) Receipt
Jul 18, 2024
Letter accompanying subsequently filed items
Jul 18, 2024
Submission concerning change of proprietor's representative
Jun 6, 2024
Brief communication - Opposition proceedings
May 29, 2024
(Electronic) Receipt
May 29, 2024
Annex to the communication - opposition
May 29, 2024
Brief communication - Opposition proceedings
May 29, 2024
Brief communication - Opposition proceedings
May 29, 2024
Clean copy of claims in the opposition procedure
May 29, 2024
Clean copy of description pages in the opposition procedure
May 29, 2024
Communication inviting the parties to file observations
May 29, 2024
Communication inviting the parties to file observations
May 29, 2024
Letter accompanying subsequently filed items
May 29, 2024
Reply to an examination report in opposition proceedings
May 7, 2024
Brief communication - Opposition proceedings
May 2, 2024
Decision of the Board of Appeal
May 2, 2024
Decision of the Board of Appeal
May 2, 2024
F3032 Notification(s) of the decision
May 2, 2024
F3032 Notification(s) of the decision
Mar 8, 2024
(Electronic) Receipt
Mar 8, 2024
Amended description with annotations
Mar 8, 2024
Description
Mar 8, 2024
Letter accompanying subsequently filed items
Mar 8, 2024
Letter regarding the opposition procedure (no time limit)
Feb 14, 2024
F3013 Oral Proceedings: Forwarding minutes
Feb 14, 2024
F3013 Oral Proceedings: Forwarding minutes
Feb 14, 2024
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Feb 14, 2024
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Feb 1, 2024
Communication of amended entries in the Register of European Patents
Feb 1, 2024
Communication of amended entries in the Register of European Patents
Feb 1, 2024
F3345 Forwarding of submissions to parties
Jan 31, 2024
(Electronic) Receipt
Jan 31, 2024
Letter accompanying subsequently filed items
Jan 31, 2024
Request for change of opponent's representative
Jan 26, 2024
F3004 Communication of the Registry
Jan 26, 2024
F3004 Communication of the Registry
Jan 26, 2024
F3345 Forwarding of submissions to parties
Jan 25, 2024
F3004 Communication of the Registry
Jan 25, 2024
F3004 Communication of the Registry
Jan 25, 2024
F3345 Forwarding of submissions to parties
Jan 24, 2024
F3345 Forwarding of submissions to parties
Jan 23, 2024
(Electronic) Receipt
Jan 23, 2024
Letter accompanying subsequently filed items
Jan 23, 2024
Letter dealing with oral proceedings during the appeal procedure
Jan 17, 2024
F3345 Forwarding of submissions to parties
Jan 16, 2024
(Electronic) Receipt
Jan 16, 2024
Letter accompanying subsequently filed items
Jan 16, 2024
Letter dealing with oral proceedings during the appeal procedure
Jan 11, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 11, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 11, 2024
F3345 Forwarding of submissions to parties
Jan 9, 2024
(Electronic) Receipt
Jan 9, 2024
(Electronic) Receipt
Jan 9, 2024
Authorisation
Jan 9, 2024
Letter accompanying subsequently filed items
Jan 9, 2024
Letter accompanying subsequently filed items
Jan 9, 2024
Letter dealing with oral proceedings during the appeal procedure
Jul 28, 2023
F3345 Forwarding of submissions to parties
Jul 24, 2023
(Electronic) Receipt
Jul 24, 2023
Letter accompanying subsequently filed items
Jul 24, 2023
Letter dealing with oral proceedings during the appeal procedure
Jun 27, 2023
F3345 Forwarding of submissions to parties
Jun 27, 2023
Oral proceedings: change of venue
Jun 27, 2023
Oral proceedings: change of venue
Jun 22, 2023
F3345 Forwarding of submissions to parties
Jun 21, 2023
(Electronic) Receipt
Jun 21, 2023
Letter accompanying subsequently filed items
Jun 21, 2023
Letter dealing with oral proceedings during the appeal procedure
Jun 19, 2023
(Electronic) Receipt
Jun 19, 2023
Letter accompanying subsequently filed items
Jun 19, 2023
Letter dealing with oral proceedings during the appeal procedure
Jun 16, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Jun 16, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Jun 13, 2023
F3014 Oral Proceedings: Order cancelling/postponing
Jun 7, 2023
F3345 Forwarding of submissions to parties
Jun 2, 2023
(Electronic) Receipt
Jun 2, 2023
Annexes (other than cited documents) regarding appeal procedure
Jun 2, 2023
Annexes (other than cited documents) regarding appeal procedure
Jun 2, 2023
Letter accompanying subsequently filed items
Jun 2, 2023
Oral proceedings: Request for postponement
Jun 1, 2023
F3004 Communication of the Registry
Jun 1, 2023
F3004 Communication of the Registry
Jun 1, 2023
F3011.1 Oral Proceedings: summons
Jun 1, 2023
F3011.1 Oral Proceedings: summons
May 26, 2023
F3010 Oral proceedings: order for summons
Feb 22, 2022
Communication concerning the filing of a power of attorney
Feb 22, 2022
Communication of amended entries concerning the representative
Feb 17, 2022
F3345 Forwarding of submissions to parties
Feb 13, 2022
(Electronic) Receipt
Feb 13, 2022
Amended claims with annotations
Feb 13, 2022
Amended claims with annotations
Feb 13, 2022
Amended claims with annotations
Feb 13, 2022
Amended claims with annotations
Feb 13, 2022
Amended claims with annotations
Feb 13, 2022
Amended claims with annotations
Feb 13, 2022
Amended claims with annotations
Feb 13, 2022
Amended claims with annotations
Feb 13, 2022
Amended claims with annotations
Feb 13, 2022
Amended claims with annotations
Feb 13, 2022
Amended claims with annotations
Feb 13, 2022
Amended claims with annotations
Feb 13, 2022
Authorisation
Feb 13, 2022
Auxiliary request during appeals procedure - 01
Feb 13, 2022
Auxiliary request during appeals procedure - 02
Feb 13, 2022
Auxiliary request during appeals procedure - 03
Feb 13, 2022
Auxiliary request during appeals procedure - 04
Feb 13, 2022
Auxiliary request during appeals procedure - 05
Feb 13, 2022
Auxiliary request during appeals procedure - 06
Feb 13, 2022
Auxiliary request during appeals procedure - 07
Feb 13, 2022
Auxiliary request during appeals procedure - 08
Feb 13, 2022
Auxiliary request during appeals procedure - 09
Feb 13, 2022
Auxiliary request during appeals procedure - 10
Feb 13, 2022
Auxiliary request during appeals procedure - 11
Feb 13, 2022
Letter accompanying subsequently filed items
Feb 13, 2022
Main request during appeals procedure
Feb 13, 2022
Reply to appeal
Nov 25, 2021
Composition of the board (T)
Nov 4, 2021
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Oct 29, 2021
(Electronic) Receipt
Oct 29, 2021
Cited document during appeal procedure
Oct 29, 2021
Cited document during appeal procedure
Oct 29, 2021
Cited document during appeal procedure
Oct 29, 2021
Cited document during appeal procedure
Oct 29, 2021
Cited document during appeal procedure
Oct 29, 2021
Cited document during appeal procedure
Oct 29, 2021
Cited document during appeal procedure
Oct 29, 2021
Cited document during appeal procedure
Oct 29, 2021
Cited document during appeal procedure
Oct 29, 2021
Cited document during appeal procedure
Oct 29, 2021
Cited document during appeal procedure
Oct 29, 2021
Cited document during appeal procedure
Oct 29, 2021
Cited document during appeal procedure
Oct 29, 2021
Cited document during appeal procedure
Oct 29, 2021
Cited document during appeal procedure
Oct 29, 2021
Cited document during appeal procedure
Oct 29, 2021
Cited document during appeal procedure
Oct 29, 2021
Cited document during appeal procedure
Oct 29, 2021
Letter accompanying subsequently filed items
Oct 29, 2021
Statement of grounds of appeal
Sep 2, 2021
F3204 Communication of the file number to the parties
Sep 2, 2021
F3204 Communication of the file number to the parties
Aug 26, 2021
(Electronic) Receipt
Aug 26, 2021
Letter accompanying subsequently filed items
Aug 26, 2021
Notice of appeal
Jul 12, 2021
Advice of delivery
Jul 6, 2021
Advice of delivery
Jun 30, 2021
Annex to the communication - opposition
Jun 30, 2021
Decision of the Opposition Division and instruction
Jun 30, 2021
Druckexemplar in opposition procedure
Jun 30, 2021
Grounds for the decision (Annex) - opposition
Jun 30, 2021
Interlocutory decision in opposition proceedings
Jun 30, 2021
Interlocutory decision in opposition proceedings
Jun 30, 2021
Internal form - Opposition/addressees
Jun 30, 2021
Internal form - Opposition/addressees
Jun 30, 2021
Means of redress
Jun 30, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jun 30, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jun 30, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jun 30, 2021
Provision of a copy of the minutes - opposition procedure
Jun 30, 2021
Provision of a copy of the minutes - opposition procedure
Jun 30, 2021
Scanned annex to a communication - opposition procedure
Jun 30, 2021
Scanned annex to a communication - opposition procedure
Jun 30, 2021
Scanned annex to a communication - opposition procedure
Jun 30, 2021
Scanned annex to a communication - opposition procedure
Jun 30, 2021
Scanned annex to a communication - opposition procedure
Jun 30, 2021
Scanned annex to a communication - opposition procedure
Jun 30, 2021
Scanned annex to a communication - opposition procedure
Jun 30, 2021
Scanned annex to a communication - opposition procedure
Jun 30, 2021
Transmittal of decision / summons - opposition
Jun 30, 2021
Transmittal of decision / summons - opposition
Mar 17, 2021
Information about the result of oral proceedings
Feb 8, 2021
Consolidated list of cited opposition documents
Jan 25, 2021
Brief communication - Opposition proceedings
Jan 20, 2021
Brief communication - Opposition proceedings
Jan 20, 2021
Notification concerning the date of oral proceedings
Jan 20, 2021
Notification concerning the date of oral proceedings
Jan 15, 2021
(Electronic) Receipt
Jan 15, 2021
Auxiliary request during Opposition procedure
Jan 15, 2021
Auxiliary request during Opposition procedure
Jan 15, 2021
Auxiliary request during Opposition procedure
Jan 15, 2021
Auxiliary request during Opposition procedure
Jan 15, 2021
Auxiliary request during Opposition procedure
Jan 15, 2021
Auxiliary request during Opposition procedure - 01
Jan 15, 2021
Auxiliary request during Opposition procedure - 02
Jan 15, 2021
Auxiliary request during Opposition procedure - 03
Jan 15, 2021
Auxiliary request during Opposition procedure - 04
Jan 15, 2021
Letter accompanying subsequently filed items
Jan 15, 2021
Main request during Opposition procedure
Jan 15, 2021
Written submission in preparation to/during oral proceedings
Jan 13, 2021
(Electronic) Receipt
Jan 13, 2021
Citation in opposition procedure - 008
Jan 13, 2021
Citation in opposition procedure - 009
Jan 13, 2021
Citation in opposition procedure - 009
Jan 13, 2021
Citation in opposition procedure - 009
Jan 13, 2021
Letter accompanying subsequently filed items
Jan 13, 2021
Written submission in preparation to/during oral proceedings
Jul 3, 2020
Advice of delivery
Jun 25, 2020
Advice of delivery
Jun 19, 2020
Acknowledgement of a document
Jun 19, 2020
Acknowledgement of a document
Jun 19, 2020
Annex to the communication - opposition
Jun 19, 2020
Information concerning oral proceedings
Jun 19, 2020
Summons to attend oral proceedings
Jun 19, 2020
Summons to attend oral proceedings
May 27, 2020
Brief communication - Opposition proceedings
May 20, 2020
(Electronic) Receipt
May 20, 2020
Auxiliary request during Opposition procedure
May 20, 2020
Auxiliary request during Opposition procedure
May 20, 2020
Auxiliary request during Opposition procedure
May 20, 2020
Auxiliary request during Opposition procedure
May 20, 2020
Auxiliary request during Opposition procedure
May 20, 2020
Auxiliary request during Opposition procedure
May 20, 2020
Auxiliary request during Opposition procedure - 01
May 20, 2020
Auxiliary request during Opposition procedure - 02
May 20, 2020
Auxiliary request during Opposition procedure - 03
May 20, 2020
Auxiliary request during Opposition procedure - 04
May 20, 2020
Letter accompanying subsequently filed items
May 20, 2020
Main request during Opposition procedure
May 20, 2020
Main request during Opposition procedure
May 20, 2020
Reply of the patent proprietor to the notice(s) of opposition
Jan 20, 2020
Communication of a notice of opposition and request to file observations
Jan 20, 2020
Notice of further oppositions to opponent(s)
Jan 16, 2020
Communication of a notice of opposition - first information to patent proprietor
Dec 19, 2019
(Electronic) Receipt
Dec 19, 2019
Citation in opposition procedure - 001
Dec 19, 2019
Citation in opposition procedure - 001
Dec 19, 2019
Citation in opposition procedure - 002
Dec 19, 2019
Citation in opposition procedure - 003
Dec 19, 2019
Citation in opposition procedure - 004
Dec 19, 2019
Citation in opposition procedure - 005
Dec 19, 2019
Citation in opposition procedure - 006
Dec 19, 2019
Citation in opposition procedure - 007
Dec 19, 2019
Letter accompanying subsequently filed items
Dec 19, 2019
Notice of opposition
Dec 19, 2019
Notice of opposition
Apr 8, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Feb 28, 2019
Decision to grant a European patent
Feb 12, 2019
(Electronic) Receipt
Feb 12, 2019
Filing of the translations of the claims
Feb 12, 2019
French translation of claims
Feb 12, 2019
German translation of the claims
Feb 12, 2019
Letter accompanying subsequently filed items
Oct 12, 2018
Bibliographic data of the European patent application
Oct 12, 2018
Communication about intention to grant a European patent
Oct 12, 2018
Intention to grant (signatures)
Oct 12, 2018
Text intended for grant (clean copy)
Oct 12, 2018
Text intended for grant (version for approval)
Aug 8, 2018
(Electronic) Receipt
Aug 8, 2018
Amended claims with annotations
Aug 8, 2018
Amended description with annotations
Aug 8, 2018
Claims
Aug 8, 2018
Description
Aug 8, 2018
Letter accompanying subsequently filed items
Aug 8, 2018
Reply to communication from the Examining Division
Apr 17, 2018
Annex to the communication
Apr 17, 2018
Communication from the Examining Division
Apr 11, 2018
Examination started
Sep 13, 2017
(Electronic) Receipt
Sep 13, 2017
(Electronic) Receipt
Sep 13, 2017
Amended claims filed after receipt of (European) search report
Sep 13, 2017
Amended claims filed after receipt of (European) search report
Sep 13, 2017
Amended claims with annotations
Sep 13, 2017
Amended claims with annotations
Sep 13, 2017
Amendments received before examination
Sep 13, 2017
Amendments received before examination
Sep 13, 2017
Letter accompanying subsequently filed items
Sep 13, 2017
Letter accompanying subsequently filed items
May 10, 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 8, 2017
Communication to designated inventor
Mar 8, 2017
Communication to designated inventor
Feb 21, 2017
(Electronic) Receipt
Feb 21, 2017
Request for entry into the European phase
Feb 14, 2017
Copy of the international preliminary report on patentability
Dec 9, 2016
Information on entry into European phase
May 13, 2016
Notification of the recording of a change
May 13, 2016
Notification of the recording of a change
Feb 22, 2016
Priority document (electronically transmitted)
Feb 4, 2016
Copy of the international search report
Feb 4, 2016
Published international application - A1
Oct 9, 2015
ISR: cited documents
Oct 8, 2015
Written opinion of the ISA, boxes No. I to VIII
Oct 8, 2015
Written opinion of the ISA, cover sheet
Oct 8, 2015
Written opinion of the ISA, supplemental box
Aug 18, 2015
Notification of receipt of Search copy
Aug 7, 2015
Abstract
Aug 7, 2015
Claims
Aug 7, 2015
Description
Aug 7, 2015
Fee calculation sheet for an international application
Aug 7, 2015
Notification Concerning Documents Transmitted (copy for ISA/EP)
Aug 7, 2015
Notification Concerning Payment of Prescribed Fees (copy for ISA/EP)
Aug 7, 2015
Notification of the International Application Number and of the International Filing Date (copy for ISA/EP)
Aug 7, 2015
Request form for international application (copy for ISA/EP)

EP3174937

VICTREX MANUFACTURING

Application Number: EP15747187A
Filing Date: Jul 29, 2015
Status: Patent Maintained As Amended; May 9, 2025
Publication Date: Jun 11, 2025
External Links: Slate, EP3174937B2, Google Patents

IP Verse

Polymeric Materials

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP3174937