Cellulose-Containing Paint Systems

Patent No. EP2970700 (titled "Cellulose-Containing Paint Systems") was filed by Clariant on Mar 5, 2014. The application was issued on Jul 7, 2021.

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
AKZO NOBEL	Sep 26, 2018	AKZO NOBEL DEPARTMENT

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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Aug 2, 2021
Letter which had not been notified
Jun 14, 2021
Refund of fees
Jun 10, 2021
Decision to maintain the European patent in amended form
Jun 10, 2021
Decision to maintain the European patent in amended form
Jun 4, 2021
Termination of the opposition proceedings with maintenance of patent
May 28, 2021
(Electronic) Receipt
May 28, 2021
English translation of the claims
May 28, 2021
Filing of the translation of the amended claims
May 28, 2021
French translation of claims
May 28, 2021
Letter accompanying subsequently filed items
Feb 26, 2021
Communication of bibliographic data
Feb 26, 2021
Communication to opponent concerning maintenance
Feb 26, 2021
Communication with request to file translations
Feb 18, 2021
Maintenance of the patent with the documents specified in the final decision
Jan 21, 2021
Maintenance of the patent with the documents specified in the final decision
Oct 14, 2020
Advice of delivery
Oct 1, 2020
Advice of delivery
Sep 28, 2020
Annex to a communication
Sep 28, 2020
Annex to a communication
Sep 28, 2020
Annex to a communication
Sep 28, 2020
Annex to the communication - opposition
Sep 28, 2020
Druckexemplar in opposition procedure
Sep 28, 2020
Grounds for the decision (Annex) - opposition
Sep 28, 2020
Interlocutory decision in opposition proceedings
Sep 28, 2020
Internal form - Opposition/addressees
Sep 28, 2020
Internal form - Opposition/addressees
Sep 28, 2020
Means of redress
Sep 28, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Sep 28, 2020
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Sep 28, 2020
Provision of a copy of the minutes - opposition procedure
Sep 14, 2020
Decision of the Opposition Division and instruction
Sep 14, 2020
Information about the result of oral proceedings
Sep 14, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Sep 9, 2020
Letter which had not been notified
Sep 7, 2020
(Electronic) Receipt
Sep 7, 2020
Brief communication - Opposition proceedings
Sep 7, 2020
Letter accompanying subsequently filed items
Sep 7, 2020
Written submission in preparation to/during oral proceedings
Sep 2, 2020
(Electronic) Receipt
Sep 2, 2020
Auxiliary request during Opposition procedure
Sep 2, 2020
Auxiliary request during Opposition procedure
Sep 2, 2020
Auxiliary request during Opposition procedure - 01
Sep 2, 2020
Auxiliary request during Opposition procedure - 02
Sep 2, 2020
Letter accompanying subsequently filed items
Sep 2, 2020
Main request during Opposition procedure
Sep 2, 2020
Main request during Opposition procedure
Sep 2, 2020
Oral proceedings: reply to date proposed
Sep 2, 2020
Written submission in preparation to/during oral proceedings
Jul 28, 2020
Brief communication - Opposition proceedings
Jul 23, 2020
(Electronic) Receipt
Jul 23, 2020
Letter accompanying subsequently filed items
Jul 23, 2020
Request for interpreters during oral proceedings
Jun 9, 2020
(Electronic) Receipt
Jun 9, 2020
Advice of delivery
Jun 9, 2020
Letter accompanying subsequently filed items
Jun 9, 2020
Oral proceedings: reply to date proposed
Jun 8, 2020
Advice of delivery
Jun 4, 2020
Acknowledgement of a document
Jun 4, 2020
Acknowledgement of a document
Jun 4, 2020
Communication for party to proceedings/third party
Jun 4, 2020
Communication for party to proceedings/third party
May 29, 2020
Oral proceedings: reply to date proposed
May 28, 2020
(Electronic) Receipt
May 28, 2020
Advice of delivery
May 28, 2020
Advice of delivery
May 28, 2020
Letter accompanying subsequently filed items
May 27, 2020
Oral proceedings: reply to date proposed
May 25, 2020
Acknowledgement of a document
May 25, 2020
Acknowledgement of a document
May 25, 2020
Annex to the communication - opposition
May 25, 2020
Information concerning oral proceedings
May 25, 2020
Summons to attend oral proceedings
May 25, 2020
Summons to attend oral proceedings
May 13, 2020
Oral proceedings: reply to date proposed
May 12, 2020
Oral proceedings: reply to date proposed
Mar 26, 2020
Notification concerning the date of oral proceedings
Mar 26, 2020
Notification concerning the date of oral proceedings
Jan 31, 2020
Brief communication - Opposition proceedings
Jan 29, 2020
Notification concerning the date of oral proceedings
Jan 29, 2020
Notification concerning the date of oral proceedings
Jan 28, 2020
(Electronic) Receipt
Jan 28, 2020
Brief communication - Opposition proceedings
Jan 28, 2020
Letter accompanying subsequently filed items
Jan 28, 2020
Request for interpreters during oral proceedings
Jan 21, 2020
(Electronic) Receipt
Jan 21, 2020
Letter accompanying subsequently filed items
Jan 21, 2020
Oral proceedings: reply to date proposed
Jan 15, 2020
Confirmation of revocation of automatic debit order
Jan 14, 2020
Brief communication - Opposition proceedings
Jan 10, 2020
Letter relating to the automatic debiting procedure
Jan 10, 2020
Letter relating to the automatic debiting procedure
Jan 6, 2020
(Electronic) Receipt
Jan 6, 2020
Letter accompanying subsequently filed items
Jan 6, 2020
Oral proceedings: reply to date proposed
Nov 21, 2019
Brief communication - Opposition proceedings
Nov 18, 2019
(Electronic) Receipt
Nov 18, 2019
Citation in opposition procedure - 010
Nov 18, 2019
Consolidated list of cited opposition documents
Nov 18, 2019
Letter accompanying subsequently filed items
Nov 18, 2019
Written submission in preparation to/during oral proceedings
Oct 7, 2019
Advice of delivery
Sep 24, 2019
Advice of delivery
Sep 23, 2019
Advice of delivery
Sep 19, 2019
Advice of delivery
Sep 16, 2019
Acknowledgement of a document
Sep 16, 2019
Acknowledgement of a document
Sep 16, 2019
Information concerning oral proceedings
Sep 16, 2019
Information concerning oral proceedings
Sep 16, 2019
Notification concerning the date of oral proceedings
Sep 16, 2019
Notification concerning the date of oral proceedings
Sep 16, 2019
Summons to attend oral proceedings
Sep 16, 2019
Summons to attend oral proceedings
Jul 30, 2019
Brief communication - Opposition proceedings
Jul 25, 2019
(Electronic) Receipt
Jul 25, 2019
Any annexes (other than citation) to an opposition letter
Jul 25, 2019
Any annexes (other than citation) to an opposition letter
Jul 25, 2019
Letter accompanying subsequently filed items
Jul 25, 2019
Oral proceedings: Request for postponement
Jul 22, 2019
Advice of delivery
Jul 15, 2019
Advice of delivery
Jul 15, 2019
Annex to the communication
Jul 15, 2019
Annex to the communication
Jul 15, 2019
Summons to attend oral proceedings
Jul 15, 2019
Summons to attend oral proceedings
Jul 15, 2019
Written submission in preparation to/during oral proceedings
Jul 12, 2019
Advice of delivery
Jul 10, 2019
Advice of delivery
Jul 9, 2019
Acknowledgement of a document
Jul 9, 2019
Acknowledgement of a document
Jul 9, 2019
Annex to the communication - opposition
Jul 9, 2019
Information concerning oral proceedings
Jul 9, 2019
Information concerning oral proceedings
Jul 9, 2019
Summons to attend oral proceedings
Jul 9, 2019
Summons to attend oral proceedings
Mar 14, 2019
Brief communication - Opposition proceedings
Mar 11, 2019
(Electronic) Receipt
Mar 11, 2019
Auxiliary request during Opposition procedure
Mar 11, 2019
Auxiliary request during Opposition procedure
Mar 11, 2019
Auxiliary request during Opposition procedure - 01
Mar 11, 2019
Auxiliary request during Opposition procedure - 02
Mar 11, 2019
Citation in opposition procedure - 010
Mar 11, 2019
Citation in opposition procedure - 011
Mar 11, 2019
Citation in opposition procedure - 012
Mar 11, 2019
Citation in opposition procedure - 013
Mar 11, 2019
Citation in opposition procedure - 014
Mar 11, 2019
Letter accompanying subsequently filed items
Mar 11, 2019
Main request during Opposition procedure
Mar 11, 2019
Main request during Opposition procedure
Mar 11, 2019
Reply of the patent proprietor to the notice(s) of opposition
Feb 7, 2019
Brief communication - Opposition proceedings
Feb 7, 2019
Communication concerning the filing of a power of attorney
Feb 7, 2019
Communication of amended entries concerning the representative
Feb 7, 2019
Grant of extension of time limit (opposition procedure)
Feb 1, 2019
(Electronic) Receipt
Feb 1, 2019
(Electronic) Receipt
Feb 1, 2019
Letter accompanying subsequently filed items
Feb 1, 2019
Letter accompanying subsequently filed items
Feb 1, 2019
Request for extension of time limit
Feb 1, 2019
Submission concerning change of proprietor's representative
Oct 12, 2018
Communication of a notice of opposition and request to file observations
Oct 12, 2018
Notice of further oppositions to opponent(s)
Oct 8, 2018
Communication of a notice of opposition - first information to patent proprietor
Sep 26, 2018
(Electronic) Receipt
Sep 26, 2018
Citation in opposition procedure - 001
Sep 26, 2018
Citation in opposition procedure - 002
Sep 26, 2018
Citation in opposition procedure - 003
Sep 26, 2018
Citation in opposition procedure - 004
Sep 26, 2018
Citation in opposition procedure - 005
Sep 26, 2018
Citation in opposition procedure - 006
Sep 26, 2018
Citation in opposition procedure - 007
Sep 26, 2018
Citation in opposition procedure - 008
Sep 26, 2018
Citation in opposition procedure - 009
Sep 26, 2018
Notice of opposition
Sep 26, 2018
Notice of opposition
Jan 23, 2018
Submission concerning representation
Jan 12, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Nov 30, 2017
Decision to grant a European patent
Nov 17, 2017
(Electronic) Receipt
Nov 17, 2017
English translation of the claims
Nov 17, 2017
Filing of the translations of the claims
Nov 17, 2017
French translation of claims
Aug 10, 2017
Bibliographic data of the European patent application
Aug 10, 2017
Communication about intention to grant a European patent
Aug 10, 2017
Intention to grant (signatures)
Aug 10, 2017
Text intended for grant (clean copy)
Aug 10, 2017
Text intended for grant (version for approval)
Jun 26, 2017
(Electronic) Receipt
Jun 26, 2017
Amended description with annotations
Jun 26, 2017
Description
Jun 26, 2017
Letter accompanying subsequently filed items
Jun 26, 2017
Reply to communication from the Examining Division
May 30, 2017
Grant of extension of time limit (examination procedure)
May 23, 2017
(Electronic) Receipt
May 23, 2017
Request for extension of time limit to communication from the Examining Division
Jan 30, 2017
Communication concerning the filing of a power of attorney
Jan 30, 2017
Communication of amended entries concerning the representative
Jan 24, 2017
Annex to the communication
Jan 24, 2017
Communication from the Examining Division
Jan 11, 2017
(Electronic) Receipt
Jan 11, 2017
Amended claims with annotations
Jan 11, 2017
Amended description with annotations
Jan 11, 2017
Claims
Jan 11, 2017
Description
Jan 11, 2017
Letter accompanying subsequently filed items
Jan 11, 2017
Non-patent literature cited during the examination procedure
Jan 11, 2017
Non-patent literature cited during the examination procedure
Jan 11, 2017
Reply to communication from the Examining Division
Jan 2, 2017
Submission concerning change of applicant's address
Dec 27, 2016
Letter relating to the automatic debiting procedure
Dec 22, 2016
Letter relating to the automatic debiting procedure
Dec 21, 2016
Letter relating to the automatic debiting procedure
Oct 13, 2016
Grant of extension of time limit (examination procedure)
Oct 10, 2016
(Electronic) Receipt
Oct 10, 2016
Letter accompanying subsequently filed items
Oct 10, 2016
Request for extension of time limit to communication from the Examining Division
Sep 5, 2016
Communication of the registration of a transfer or change of name and/or address
Aug 30, 2016
Submission concerning change of applicant's address
Jul 15, 2016
Annex to the communication
Jul 15, 2016
Communication from the Examining Division
Jun 16, 2016
(Electronic) Receipt
Jun 16, 2016
Letter accompanying subsequently filed items
Jun 16, 2016
Statement of non-availability of priority search results
Jun 14, 2016
Invitation to file a copy of search results(priority)
May 2, 2016
Reply to Written Opinion prepared by the EPO
Apr 28, 2016
Reply to Written Opinion prepared by the EPO
Dec 23, 2015
Notification on forthcoming publication of bibliographic data
Oct 27, 2015
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Oct 23, 2015
Communication to designated inventor
Oct 23, 2015
Communication to designated inventor
Oct 23, 2015
Communication to designated inventor
Oct 23, 2015
Communication to designated inventor
Oct 1, 2015
Copy of the international preliminary report on patentability
Sep 3, 2015
(Electronic) Receipt
Sep 3, 2015
Request for entry into the European phase
Aug 17, 2015
Notification of the recording of a change
Aug 17, 2015
Notification of the recording of a change
Jul 22, 2015
Information on entry into European phase
Dec 19, 2014
Notification of the recording of a change
Dec 19, 2014
Notification of the recording of a change
Oct 8, 2014
Priority document (electronically transmitted)
Sep 18, 2014
Copy of the international search report
Sep 18, 2014
Copy of the international search report
Sep 18, 2014
Published international application - A1
May 21, 2014
Written opinion of the ISA, boxes No. I to VIII
May 21, 2014
Written opinion of the ISA, cover sheet
May 21, 2014
Written opinion of the ISA, supplemental box
Mar 5, 2014
Abstract
Mar 5, 2014
Claims
Mar 5, 2014
Description
Mar 5, 2014
Payment of fees and costs

EP2970700

CLARIANT

Application Number: EP14709546A
Filing Date: Mar 5, 2014
Status: Patent Maintained As Amended; Jun 12, 2021
Publication Date: Jul 7, 2021
External Links: Slate, Register , Google Patents

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Cellulose-Containing Paint Systems

Patent Summary

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Patent Oppositions

Dossier Documents

EP2970700