Impact Modified Acrylics Having A Bimodal Distribution Of Impact Modifier Sizes

Patent No. EP1940901 (titled "Impact Modified Acrylics Having A Bimodal Distribution Of Impact Modifier Sizes") was filed by Arkema France on Sep 28, 2006. The application was issued on Sep 3, 2014.

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
EVONIK ROHM	May 22, 2015	-

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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Jun 23, 2021
Request for change of client data cannot be registered anymore
Mar 13, 2018
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Mar 13, 2018
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Mar 8, 2018
Termination of the opposition proceedings with revocation of patent
Dec 21, 2017
Advice of delivery
Dec 4, 2017
Advice of delivery
Dec 4, 2017
Advice of delivery
Nov 28, 2017
Advice of delivery
Nov 24, 2017
Acknowledgement of a document
Nov 24, 2017
Acknowledgement of a document
Nov 24, 2017
Annex to the communication - opposition
Nov 24, 2017
Decision of the Opposition Division and instruction
Nov 24, 2017
Decision revoking the European patent
Nov 24, 2017
Grounds for the decision (Annex) - opposition
Nov 24, 2017
Internal form - Opposition/addressees
Nov 24, 2017
Internal form - Opposition/addressees
Nov 24, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 24, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 24, 2017
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Nov 24, 2017
Provision of a copy of the minutes - opposition procedure
Nov 24, 2017
Scanned annex to a communication - opposition procedure
Nov 22, 2017
Submission concerning representation
Nov 15, 2017
Information about the result of oral proceedings
Oct 2, 2017
Brief communication - Opposition proceedings
Sep 26, 2017
(Electronic) Receipt
Sep 26, 2017
Letter accompanying subsequently filed items
Sep 26, 2017
Request for interpreters during oral proceedings
Sep 21, 2017
Brief communication - Opposition proceedings
Sep 20, 2017
Brief communication - Opposition proceedings
Sep 19, 2017
Brief communication - Opposition proceedings
Sep 18, 2017
Brief communication in opposition procedure - time limit
Sep 18, 2017
Brief communication in opposition procedure - time limit
Sep 15, 2017
(Electronic) Receipt
Sep 15, 2017
Amended claims with annotations
Sep 15, 2017
Amended claims with annotations
Sep 15, 2017
Amended claims with annotations
Sep 15, 2017
Amended claims with annotations
Sep 15, 2017
Amended claims with annotations
Sep 15, 2017
Amended claims with annotations
Sep 15, 2017
Amended claims with annotations
Sep 15, 2017
Amended claims with annotations
Sep 15, 2017
Auxiliary request during Opposition procedure
Sep 15, 2017
Auxiliary request during Opposition procedure
Sep 15, 2017
Auxiliary request during Opposition procedure
Sep 15, 2017
Auxiliary request during Opposition procedure
Sep 15, 2017
Auxiliary request during Opposition procedure
Sep 15, 2017
Auxiliary request during Opposition procedure
Sep 15, 2017
Auxiliary request during Opposition procedure
Sep 15, 2017
Auxiliary request during Opposition procedure
Sep 15, 2017
Letter accompanying subsequently filed items
Sep 15, 2017
Main request during Opposition procedure
Sep 15, 2017
Main request during Opposition procedure
Sep 15, 2017
Written submission in preparation to/during oral proceedings
Sep 14, 2017
(Electronic) Receipt
Sep 14, 2017
Letter accompanying subsequently filed items
Sep 14, 2017
Non-patent literature cited during the opposition procedure
Sep 14, 2017
Non-patent literature cited during the opposition procedure
Sep 14, 2017
Patent document cited during the opposition procedure
Sep 14, 2017
Patent document cited during the opposition procedure
Sep 14, 2017
Translation of the evidence during Opposition procedure
Sep 14, 2017
Translation of the evidence during Opposition procedure
Sep 14, 2017
Written submission in preparation to/during oral proceedings
Sep 13, 2017
(Electronic) Receipt
Sep 13, 2017
Letter accompanying subsequently filed items
Sep 13, 2017
Request for interpreters during oral proceedings
Aug 6, 2016
Advice of delivery
Aug 4, 2016
Advice of delivery
Aug 1, 2016
Advice of delivery
Jul 29, 2016
Acknowledgement of a document
Jul 29, 2016
Acknowledgement of a document
Jul 29, 2016
Annex to the communication - opposition
Jul 29, 2016
Preparation for oral proceedings
Jul 29, 2016
Summons to attend oral proceedings
Jul 29, 2016
Summons to attend oral proceedings
Jan 15, 2016
Brief communication - Opposition proceedings
Jan 8, 2016
(Electronic) Receipt
Jan 8, 2016
Letter accompanying subsequently filed items
Jan 8, 2016
Reply of the patent proprietor to the notice(s) of opposition
Nov 13, 2015
(Electronic) Receipt
Nov 13, 2015
Brief communication - Opposition proceedings
Nov 13, 2015
Grant of extension of time limit (opposition procedure)
Nov 13, 2015
Letter accompanying subsequently filed items
Nov 13, 2015
Request for extension of time limit
Nov 6, 2015
Request for extension of time limit
Jul 8, 2015
Communication of a notice of opposition and request to file observations
Jul 8, 2015
Notice of further oppositions to opponent(s)
Jun 16, 2015
Letter regarding the opposition procedure (no time limit)
Jun 16, 2015
Patent document cited during the opposition procedure
Jun 16, 2015
Patent document cited during the opposition procedure
Jun 16, 2015
Patent document cited during the opposition procedure
Jun 16, 2015
Patent document cited during the opposition procedure
Jun 16, 2015
Patent document cited during the opposition procedure
Jun 3, 2015
Communication of a notice of opposition - first information to patent proprietor
Jun 3, 2015
Request for documents
May 27, 2015
Notice of opposition
May 27, 2015
Notice of opposition
May 27, 2015
Payment of fees and costs
May 22, 2015
Notice of opposition
May 22, 2015
Notice of opposition
May 22, 2015
Payment of fees and costs
May 22, 2015
Payment of fees and costs
Sep 3, 2014
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 7, 2014
Decision to grant a European patent
Jul 28, 2014
(Electronic) Receipt
Jul 28, 2014
Filing of the translations of the claims
Jul 28, 2014
French translation of claims
Jul 28, 2014
German translation of the claims
Jul 28, 2014
Letter accompanying subsequently filed items
May 12, 2014
Bibliographic data of the European patent application
May 12, 2014
Communication about intention to grant a European patent
May 12, 2014
Intention to grant (signatures)
May 12, 2014
Text intended for grant
Mar 4, 2014
(Electronic) Receipt
Mar 4, 2014
Amended claims with annotations
Mar 4, 2014
Amended description with annotations
Mar 4, 2014
Claims
Mar 4, 2014
Description
Mar 4, 2014
Letter accompanying subsequently filed items
Mar 4, 2014
Reply to communication from the Examining Division
Jan 7, 2014
Grant of extension of time limit (examination procedure)
Dec 20, 2013
(Electronic) Receipt
Dec 20, 2013
Letter accompanying subsequently filed items
Dec 20, 2013
Request for extension of time limit to communication from the Examining Division
Aug 28, 2013
Annex to the communication
Aug 28, 2013
Communication from the Examining Division
Jun 17, 2013
(Electronic) Receipt
Jun 17, 2013
Amended claims with annotations
Jun 17, 2013
Claims
Jun 17, 2013
Letter accompanying subsequently filed items
Jun 17, 2013
Reply to communication from the Examining Division
Apr 16, 2013
Grant of extension of time limit (examination procedure)
Apr 10, 2013
(Electronic) Receipt
Apr 10, 2013
Letter accompanying subsequently filed items
Apr 10, 2013
Request for extension of time limit to communication from the Examining Division
Dec 7, 2012
Annex to the communication
Dec 7, 2012
Communication from the Examining Division
Nov 19, 2012
(Electronic) Receipt
Nov 19, 2012
Amended claims with annotations
Nov 19, 2012
Claims
Nov 19, 2012
Letter accompanying subsequently filed items
Nov 19, 2012
Reply to communication from the Examining Division
Sep 6, 2012
Grant of extension of time limit (examination procedure)
Aug 31, 2012
(Electronic) Receipt
Aug 31, 2012
Letter accompanying subsequently filed items
Aug 31, 2012
Request for extension of time limit to communication from the Examining Division
May 7, 2012
Annex to the communication
May 7, 2012
Communication from the Examining Division
Apr 16, 2012
(Electronic) Receipt
Apr 16, 2012
Amended claims filed after receipt of (European) search report
Apr 16, 2012
Amended claims with annotations
Apr 16, 2012
Amendments received before examination
Apr 16, 2012
Letter accompanying subsequently filed items
Oct 4, 2011
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Sep 16, 2011
Communication regarding the transmission of the European search report
Sep 16, 2011
European search opinion
Sep 16, 2011
Supplementary European search report
Jul 11, 2008
(Electronic) Receipt
Jul 11, 2008
Letter accompanying subsequently filed items
Jul 11, 2008
Letter concerning the inventor
Jul 2, 2008
Invitation to indicate correct address of inventor
Jun 24, 2008
Letter which had not been notified
Jun 11, 2008
Notification on forthcoming publication of bibliographic data
Jun 4, 2008
Communication regarding possible amendment of claims/payment of claims fees
May 28, 2008
Copy of the international preliminary report on patentability
Apr 29, 2008
Confirmation of receipt of (electronically) transmitted priority document
Apr 23, 2008
(Electronic) Receipt
Apr 23, 2008
Request for entry into the European phase
Mar 7, 2008
Information on entry into European phase
Sep 6, 2007
Notification of the recording of a change
May 25, 2007
Priority document (electronically transmitted)
May 3, 2007
Copy of the international search report
May 3, 2007
Published international application - A1

EP1940901

ARKEMA FRANCE

Application Number: EP06804269A
Filing Date: Sep 28, 2006
Status: Revoked; Mar 9, 2018
Publication Date: Sep 3, 2014
External Links: Slate, Register , Google Patents

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Impact Modified Acrylics Having A Bimodal Distribution Of Impact Modifier Sizes

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Dossier Documents

EP1940901