Acrylic Blends

Patent No. EP2192154 (titled "Acrylic Blends") was filed by Lucite UK on Apr 18, 2006. The application was issued on Jul 19, 2017.

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
ARKEMA FRANCE	Apr 17, 2018	SSM SANDMAIR

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

Jan 13, 2026
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Jan 13, 2026
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Oct 8, 2025
Brief communication - Opposition proceedings
Oct 8, 2025
Brief communication - Opposition proceedings
Oct 8, 2025
Decision revoking the European Patent (patent proprietor)
Oct 8, 2025
Decision revoking the European patent (opponent)
Jul 2, 2025
Communication concerning surcharge and failure to observe time limit
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 20, 2025
Maintenance of the patent with the documents specified in the final decision
Dec 14, 2022
(Electronic) Receipt
Dec 14, 2022
Advice of delivery
Dec 14, 2022
Letter accompanying subsequently filed items
Dec 7, 2022
Advice of delivery
Dec 7, 2022
Decision of the Opposition Division and instruction
Dec 7, 2022
Grounds for the decision (Annex) - opposition
Dec 7, 2022
Interlocutory decision in opposition proceedings
Dec 7, 2022
Interlocutory decision in opposition proceedings
Dec 7, 2022
Means of redress
Dec 7, 2022
Transmittal of decision / summons - opposition
Dec 7, 2022
Transmittal of decision / summons - opposition
Jun 27, 2022
Brief communication - Opposition proceedings
Jun 27, 2022
Brief communication - Opposition proceedings
Jun 27, 2022
Communication inviting the parties to file observations
Jun 27, 2022
Communication inviting the parties to file observations
Apr 13, 2022
Brief communication - Opposition proceedings
Apr 13, 2022
Communication of the registration of a transfer or change of name and/or address
Apr 7, 2022
(Electronic) Receipt
Apr 7, 2022
Annexes in respect of a client data request
Apr 7, 2022
Letter accompanying subsequently filed items
Apr 7, 2022
Submission concerning change of proprietor's name
Mar 17, 2022
Brief communication - Opposition proceedings
Mar 15, 2022
(Electronic) Receipt
Mar 15, 2022
Amended description with annotations
Mar 15, 2022
Brief communication - Opposition proceedings
Mar 15, 2022
Description
Mar 15, 2022
Letter accompanying subsequently filed items
Mar 15, 2022
Reply to an examination report in opposition proceedings
Mar 11, 2022
(Electronic) Receipt
Mar 11, 2022
Letter accompanying subsequently filed items
Mar 11, 2022
Reply to an examination report in opposition proceedings
Mar 3, 2022
(Electronic) Receipt
Mar 3, 2022
Request concerning the applicant/representative
Feb 11, 2022
Brief communication - Opposition proceedings
Feb 10, 2022
(Electronic) Receipt
Feb 10, 2022
Authorisation
Feb 10, 2022
Communication of amended entries
Feb 10, 2022
Communication of amended entries
Feb 10, 2022
Request for change of opponent's representative
Feb 3, 2022
(Electronic) Receipt
Feb 3, 2022
Letter accompanying subsequently filed items
Feb 3, 2022
Request for change of opponent's representative
Jan 25, 2022
Brief communication - Opposition proceedings
Jan 25, 2022
Brief communication - Opposition proceedings
Jan 25, 2022
Communication inviting the parties to file observations
Jan 25, 2022
Communication inviting the parties to file observations
Oct 28, 2021
Brief communication - Opposition proceedings
Oct 25, 2021
(Electronic) Receipt
Oct 25, 2021
Amended description with annotations
Oct 25, 2021
Description
Oct 25, 2021
Letter accompanying subsequently filed items
Oct 25, 2021
Reply to an examination report in opposition proceedings
Jun 17, 2021
Annex to the communication - opposition
Jun 17, 2021
Brief communication - Opposition proceedings
Jun 17, 2021
Brief communication - Opposition proceedings
Jun 17, 2021
Communication inviting the parties to file observations
Jun 17, 2021
Internal form - Opposition/addressees
Apr 20, 2021
(Electronic) Receipt
Apr 20, 2021
Advice of delivery
Apr 20, 2021
Letter accompanying subsequently filed items
Apr 14, 2021
(Electronic) Receipt
Apr 14, 2021
Advice of delivery
Apr 14, 2021
Letter accompanying subsequently filed items
Mar 31, 2021
Decision of the Board of Appeal
Mar 31, 2021
F3032 Notification(s) of the decision
Mar 31, 2021
F3032 Notification(s) of the decision
Feb 22, 2021
F3013 Oral Proceedings: Forwarding minutes
Feb 22, 2021
F3013 Oral Proceedings: Forwarding minutes
Feb 22, 2021
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Feb 5, 2021
(Electronic) Receipt
Feb 5, 2021
Letter accompanying subsequently filed items
Feb 5, 2021
Oral proceedings: reply to date proposed
Feb 4, 2021
(Electronic) Receipt
Feb 4, 2021
(Electronic) Receipt
Feb 4, 2021
Advice of delivery
Feb 4, 2021
Letter accompanying subsequently filed items
Feb 4, 2021
Letter accompanying subsequently filed items
Feb 4, 2021
Letter dealing with oral proceedings during the appeal procedure
Jan 27, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
Jan 27, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
Jan 27, 2021
F3345 Forwarding of submissions to parties
Jan 26, 2021
(Electronic) Receipt
Jan 26, 2021
Advice of delivery
Jan 26, 2021
Letter accompanying subsequently filed items
Jan 21, 2021
(Electronic) Receipt
Jan 21, 2021
Letter accompanying subsequently filed items
Jan 21, 2021
Letter dealing with oral proceedings during the appeal procedure
Jan 15, 2021
F3345 Forwarding of submissions to parties
Jan 11, 2021
(Electronic) Receipt
Jan 11, 2021
Annexes (other than cited documents) regarding appeal procedure
Jan 11, 2021
Letter accompanying subsequently filed items
Jan 11, 2021
Letter dealing with oral proceedings during the appeal procedure
Jan 11, 2021
Oral proceedings: reply to date proposed
Dec 22, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Dec 22, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Nov 2, 2020
F3345 Forwarding of submissions to parties
Oct 26, 2020
(Electronic) Receipt
Oct 26, 2020
Letter accompanying subsequently filed items
Oct 26, 2020
Letter dealing with oral proceedings during the appeal procedure
Oct 22, 2020
Advice of delivery
Oct 13, 2020
Communication about missing proof of delivery
Aug 27, 2020
(Electronic) Receipt
Aug 27, 2020
Advice of delivery
Aug 27, 2020
Letter accompanying subsequently filed items
Aug 14, 2020
F3011.1 Oral Proceedings: summons
Aug 14, 2020
F3011.1 Oral Proceedings: summons
Aug 14, 2020
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Aug 11, 2020
F3010 Oral proceedings: order for summons
Jul 27, 2020
F3345 Forwarding of submissions to parties
Jul 16, 2020
(Electronic) Receipt
Jul 16, 2020
Amended claims with annotations
Jul 16, 2020
Amended claims with annotations
Jul 16, 2020
Amended claims with annotations
Jul 16, 2020
Amended claims with annotations
Jul 16, 2020
Amended claims with annotations
Jul 16, 2020
Amended claims with annotations
Jul 16, 2020
Amended claims with annotations
Jul 16, 2020
Amended claims with annotations
Jul 16, 2020
Amended claims with annotations
Jul 16, 2020
Auxiliary request during appeals procedure - 01
Jul 16, 2020
Auxiliary request during appeals procedure - 02
Jul 16, 2020
Auxiliary request during appeals procedure - 03
Jul 16, 2020
Auxiliary request during appeals procedure - 04
Jul 16, 2020
Auxiliary request during appeals procedure - 05
Jul 16, 2020
Auxiliary request during appeals procedure - 06
Jul 16, 2020
Auxiliary request during appeals procedure - 07
Jul 16, 2020
Auxiliary request during appeals procedure - 08
Jul 16, 2020
Auxiliary request during appeals procedure - 09
Jul 16, 2020
Citation in opposition procedure
Jul 16, 2020
Letter accompanying subsequently filed items
Jul 16, 2020
Letter relating to Appeal Procedure
Jul 16, 2020
Patent document cited during the opposition procedure
Jul 16, 2020
Reply to appeal
Jul 8, 2020
Request for change of opponent's representative
Apr 15, 2020
Composition of the board (T)
Mar 9, 2020
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Mar 3, 2020
(Electronic) Receipt
Mar 3, 2020
Letter accompanying subsequently filed items
Mar 3, 2020
Statement of grounds of appeal
Jan 10, 2020
F3204 Communication of the file number to the parties
Jan 10, 2020
F3204 Communication of the file number to the parties
Dec 20, 2019
(Electronic) Receipt
Dec 20, 2019
Letter accompanying subsequently filed items
Dec 20, 2019
Notice of appeal
Nov 12, 2019
Advice of delivery
Nov 6, 2019
Advice of delivery
Oct 28, 2019
Advice of delivery
Oct 24, 2019
Acknowledgement of a document
Oct 24, 2019
Acknowledgement of a document
Oct 24, 2019
Annex to the communication - opposition
Oct 24, 2019
Decision of the Opposition Division and instruction
Oct 24, 2019
Druckexemplar in opposition procedure
Oct 24, 2019
Grounds for the decision (Annex) - opposition
Oct 24, 2019
Interlocutory decision in opposition proceedings
Oct 24, 2019
Internal form - Opposition/addressees
Oct 24, 2019
Internal form - Opposition/addressees
Oct 24, 2019
Means of redress
Oct 24, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 24, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 24, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Oct 24, 2019
Provision of a copy of the minutes - opposition procedure
Oct 24, 2019
Scanned annex to a communication - opposition procedure
Oct 1, 2019
Brief communication - Opposition proceedings
Oct 1, 2019
Information about the result of oral proceedings
Sep 24, 2019
(Electronic) Receipt
Sep 24, 2019
Amended claims with annotations
Sep 24, 2019
Amended claims with annotations
Sep 24, 2019
Amended claims with annotations
Sep 24, 2019
Amended claims with annotations
Sep 24, 2019
Amended claims with annotations
Sep 24, 2019
Amended claims with annotations
Sep 24, 2019
Amended claims with annotations
Sep 24, 2019
Amended claims with annotations
Sep 24, 2019
Amended claims with annotations
Sep 24, 2019
Amended claims with annotations
Sep 24, 2019
Claims
Sep 24, 2019
Claims
Sep 24, 2019
Claims
Sep 24, 2019
Claims
Sep 24, 2019
Claims
Sep 24, 2019
Claims
Sep 24, 2019
Claims
Sep 24, 2019
Claims
Sep 24, 2019
Claims
Sep 24, 2019
Claims
Sep 24, 2019
Letter accompanying subsequently filed items
Sep 24, 2019
Written submission in preparation to/during oral proceedings
Aug 6, 2019
Brief communication - Opposition proceedings
Aug 6, 2019
Brief communication - Opposition proceedings
Aug 1, 2019
(Electronic) Receipt
Aug 1, 2019
Letter accompanying subsequently filed items
Aug 1, 2019
Written submission in preparation to/during oral proceedings
Jul 31, 2019
(Electronic) Receipt
Jul 31, 2019
Brief communication - Opposition proceedings
Jul 31, 2019
Letter accompanying subsequently filed items
Jul 31, 2019
Written submission in preparation to/during oral proceedings
Jul 26, 2019
(Electronic) Receipt
Jul 26, 2019
Letter accompanying subsequently filed items
Jul 26, 2019
Request for interpreters during oral proceedings
May 23, 2019
Consolidated list of cited opposition documents
Jan 24, 2019
Advice of delivery
Jan 18, 2019
Advice of delivery
Jan 18, 2019
Advice of delivery
Jan 9, 2019
Acknowledgement of a document
Jan 9, 2019
Acknowledgement of a document
Jan 9, 2019
Annex to the communication - opposition
Jan 9, 2019
Information concerning oral proceedings
Jan 9, 2019
Summons to attend oral proceedings
Jan 9, 2019
Summons to attend oral proceedings
Dec 21, 2018
Letter accompanying subsequently filed items
Dec 21, 2018
Request concerning the applicant/representative
Sep 24, 2018
Brief communication - Opposition proceedings
Sep 18, 2018
(Electronic) Receipt
Sep 18, 2018
Amended claims with annotations
Sep 18, 2018
Amended claims with annotations
Sep 18, 2018
Amended claims with annotations
Sep 18, 2018
Amended claims with annotations
Sep 18, 2018
Amended claims with annotations
Sep 18, 2018
Amended claims with annotations
Sep 18, 2018
Amended claims with annotations
Sep 18, 2018
Claims
Sep 18, 2018
Claims
Sep 18, 2018
Claims
Sep 18, 2018
Claims
Sep 18, 2018
Claims
Sep 18, 2018
Claims
Sep 18, 2018
Claims
Sep 18, 2018
Letter accompanying subsequently filed items
Sep 18, 2018
Reply of the patent proprietor to the notice(s) of opposition
May 8, 2018
Communication of a notice of opposition and request to file observations
May 8, 2018
Notice of further oppositions to opponent(s)
Apr 24, 2018
Communication of a notice of opposition - first information to patent proprietor
Apr 17, 2018
(Electronic) Receipt
Apr 17, 2018
Citation in opposition procedure - 001
Apr 17, 2018
Citation in opposition procedure - 002
Apr 17, 2018
Citation in opposition procedure - 003
Apr 17, 2018
Citation in opposition procedure - 004
Apr 17, 2018
Citation in opposition procedure - 005
Apr 17, 2018
Citation in opposition procedure - 006
Apr 17, 2018
Citation in opposition procedure - 007
Apr 17, 2018
Citation in opposition procedure - 008
Apr 17, 2018
Citation in opposition procedure - 009
Apr 17, 2018
Citation in opposition procedure - 010
Apr 17, 2018
Citation in opposition procedure - 011
Apr 17, 2018
Citation in opposition procedure - 012
Apr 17, 2018
Notice of opposition
Apr 17, 2018
Notice of opposition
Jul 19, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jun 22, 2017
Decision to grant a European patent
Jun 20, 2017
Communication of the registration of a transfer or change of name and/or address
Jun 7, 2017
(Electronic) Receipt
Jun 7, 2017
Filing of the translations of the claims
Jun 7, 2017
French translation of claims
Jun 7, 2017
German translation of the claims
Jun 7, 2017
Letter accompanying subsequently filed items
Feb 23, 2017
Bibliographic data of the European patent application
Feb 23, 2017
Communication about intention to grant a European patent
Feb 23, 2017
Intention to grant (signatures)
Feb 23, 2017
Text intended for grant (clean copy)
Feb 23, 2017
Text intended for grant (version for approval)
Feb 29, 2016
(Electronic) Receipt
Feb 29, 2016
Amended claims with annotations
Feb 29, 2016
Claims
Feb 29, 2016
Letter accompanying subsequently filed items
Feb 29, 2016
Reply to communication from the Examining Division
Feb 12, 2016
Submission concerning representation
Oct 19, 2015
Annex to the communication
Oct 19, 2015
Communication from the Examining Division
Feb 20, 2015
Communication of amended entries concerning the representative
Feb 13, 2015
Submission concerning change of applicant's representative
May 15, 2012
CDS Clean up - amended data concerning the representative for the applicant
Dec 2, 2010
(Electronic) Receipt
Dec 2, 2010
Amended claims filed after receipt of (European) search report
Dec 2, 2010
Amended claims with annotations
Dec 2, 2010
Amendments received before examination
Dec 2, 2010
Letter accompanying subsequently filed items
Jul 14, 2010
Refund of fees
Jun 8, 2010
Invitation to confirm maintenance of the application and to correct deficiencies in the Written Opinion/amend application
May 6, 2010
Communication regarding the transmission of the European search report
May 6, 2010
European search opinion
May 6, 2010
European search report
May 6, 2010
Notification of forthcoming publication
Feb 19, 2010
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Feb 19, 2010
Designation of inventor
Feb 19, 2010
Designation of inventor
Feb 19, 2010
Request for grant of a European patent
Nov 20, 2006
Priority document (electronically transmitted)

EP2192154

LUCITE UK

Application Number: EP10154164A
Filing Date: Apr 18, 2006
Status: Granted And Under Opposition; Jun 16, 2017
Publication Date: Jul 19, 2017
External Links: Slate, Register , Google Patents

IP Verse

Acrylic Blends

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP2192154