Method For Determination Of A Matching Colour Variant

Patent No. EP2283332 (titled "Method For Determination Of A Matching Colour Variant") was filed by Akzo Nobel on May 26, 2009. The application was issued on Dec 9, 2020.

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
BASF COATINGS	Sep 9, 2021	RDL PATENTANWALTE PARTG 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

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Sep 29, 2025
Decision of the Board of Appeal
Sep 29, 2025
F3032 Notification(s) of the decision
Sep 29, 2025
F3032 Notification(s) of the decision
Jul 28, 2025
F3013 Oral Proceedings: Forwarding minutes
Jul 28, 2025
F3013 Oral Proceedings: Forwarding minutes
Jul 28, 2025
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Jun 26, 2025
F3018 Oral proceedings: Confirmation interpreters
Jun 13, 2025
F3345 Forwarding of submissions to parties
Jun 12, 2025
(Electronic) Receipt
Jun 12, 2025
(Electronic) Receipt
Jun 12, 2025
Letter accompanying subsequently filed items
Jun 12, 2025
Letter accompanying subsequently filed items
Jun 12, 2025
Letter dealing with oral proceedings during the appeal procedure
Jun 12, 2025
Letter dealing with oral proceedings during the appeal procedure
Jan 31, 2025
F3345 Forwarding of submissions to parties
Jan 31, 2025
Oral proceedings: change of venue
Jan 31, 2025
Oral proceedings: change of venue
Jan 30, 2025
(Electronic) Receipt
Jan 30, 2025
Letter accompanying subsequently filed items
Jan 30, 2025
Letter dealing with oral proceedings during the appeal procedure
Jan 23, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 23, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Dec 18, 2024
F3345 Forwarding of submissions to parties
Dec 17, 2024
(Electronic) Receipt
Dec 17, 2024
Letter accompanying subsequently filed items
Dec 17, 2024
Letter dealing with oral proceedings during the appeal procedure
Dec 2, 2024
F3011.1 Oral Proceedings: summons
Dec 2, 2024
F3011.1 Oral Proceedings: summons
Dec 2, 2024
Miscellaneous requests concerning client data
Nov 27, 2024
Composition of the board (T)
Nov 27, 2024
F3010 Oral proceedings: order for summons
Aug 7, 2024
F3056 Communication: Change of Board due to the technical nature of the appeal
Aug 7, 2024
F3056 Communication: Change of Board due to the technical nature of the appeal
Oct 2, 2023
F3345 Forwarding of submissions to parties
Sep 20, 2023
(Electronic) Receipt
Sep 20, 2023
Cited document during appeal procedure
Sep 20, 2023
Letter accompanying subsequently filed items
Sep 20, 2023
Reply to appeal
May 23, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
May 16, 2023
(Electronic) Receipt
May 16, 2023
Citation in appeal procedure - 001
May 16, 2023
Citation in appeal procedure - 002
May 16, 2023
Citation in appeal procedure - 003
May 16, 2023
Citation in appeal procedure - 004
May 16, 2023
Citation in appeal procedure - 005
May 16, 2023
Citation in appeal procedure - 006
May 16, 2023
Citation in appeal procedure - 007
May 16, 2023
Citation in appeal procedure - 008
May 16, 2023
Citation in appeal procedure - 009
May 16, 2023
Citation in appeal procedure - 010
May 16, 2023
Citation in appeal procedure - 011
May 16, 2023
Citation in appeal procedure - 012
May 16, 2023
Citation in appeal procedure - 013
May 16, 2023
Letter accompanying subsequently filed items
May 16, 2023
Patent Document cited during the appeal procedure
May 16, 2023
Statement of grounds of appeal
Mar 2, 2023
F3204 Communication of the file number to the parties
Mar 2, 2023
F3204 Communication of the file number to the parties
Feb 26, 2023
(Electronic) Receipt
Feb 26, 2023
Letter accompanying subsequently filed items
Feb 26, 2023
Notice of appeal
Jan 25, 2023
Advice of delivery
Jan 25, 2023
Brief communication - Opposition proceedings
Jan 25, 2023
Communication of amended entries
Jan 18, 2023
Annex to the communication - opposition
Jan 18, 2023
Decision of the Opposition Division and instruction
Jan 18, 2023
Decision rejecting the opposition
Jan 18, 2023
Decision rejecting the opposition
Jan 18, 2023
Grounds for the decision (Annex) - opposition
Jan 18, 2023
Means of redress
Jan 18, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 18, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 18, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jan 18, 2023
Provision of a copy of the minutes - opposition procedure
Jan 18, 2023
Provision of a copy of the minutes - opposition procedure
Jan 18, 2023
Scanned annex to a communication - opposition procedure
Jan 18, 2023
Transmittal of decision / summons - opposition
Jan 18, 2023
Transmittal of decision / summons - opposition
Jan 13, 2023
Annexes in respect of a client data request
Jan 13, 2023
Letter accompanying subsequently filed items
Jan 13, 2023
Request concerning representative opponent
Dec 13, 2022
Information about the result of oral proceedings
Dec 1, 2022
(Electronic) Receipt
Dec 1, 2022
Letter accompanying subsequently filed items
Oct 17, 2022
Brief communication - Opposition proceedings
Oct 13, 2022
Brief communication - Opposition proceedings
Oct 11, 2022
(Electronic) Receipt
Oct 11, 2022
Brief communication - Opposition proceedings
Oct 11, 2022
Letter accompanying subsequently filed items
Oct 11, 2022
Request for interpreters during oral proceedings
Oct 10, 2022
(Electronic) Receipt
Oct 10, 2022
Letter accompanying subsequently filed items
Oct 10, 2022
Request for interpreters during oral proceedings
Oct 5, 2022
(Electronic) Receipt
Oct 5, 2022
Letter accompanying subsequently filed items
Oct 5, 2022
Request for interpreters during oral proceedings
Oct 5, 2022
Written submission in preparation to/during oral proceedings
May 17, 2022
Advice of delivery
May 13, 2022
Annex to the communication - opposition
May 13, 2022
Information concerning oral proceedings
May 13, 2022
Summons to attend oral proceedings
May 13, 2022
Summons to attend oral proceedings
May 13, 2022
Transmittal of decision / summons - opposition
May 13, 2022
Transmittal of decision / summons - opposition
Dec 23, 2021
Brief communication - Opposition proceedings
Dec 20, 2021
(Electronic) Receipt
Dec 20, 2021
Letter accompanying subsequently filed items
Dec 20, 2021
Reply of the patent proprietor to the notice(s) of opposition
Nov 11, 2021
Document concerning representation
Nov 11, 2021
Document concerning representation
Nov 11, 2021
Letter accompanying subsequently filed items
Sep 21, 2021
Communication of a notice of opposition and request to file observations
Sep 21, 2021
Notice of further oppositions to opponent(s)
Sep 16, 2021
Communication of a notice of opposition - first information to patent proprietor
Sep 9, 2021
(Electronic) Receipt
Sep 9, 2021
Citation in opposition procedure - 001
Sep 9, 2021
Citation in opposition procedure - 001
Sep 9, 2021
Citation in opposition procedure - 002
Sep 9, 2021
Citation in opposition procedure - 003
Sep 9, 2021
Citation in opposition procedure - 004
Sep 9, 2021
Citation in opposition procedure - 005
Sep 9, 2021
Citation in opposition procedure - 006
Sep 9, 2021
Citation in opposition procedure - 006
Sep 9, 2021
Citation in opposition procedure - 007
Sep 9, 2021
Citation in opposition procedure - 008
Sep 9, 2021
Citation in opposition procedure - 008
Sep 9, 2021
Citation in opposition procedure - 009
Sep 9, 2021
Citation in opposition procedure - 010
Sep 9, 2021
Citation in opposition procedure - 011
Sep 9, 2021
Citation in opposition procedure - 012
Sep 9, 2021
Citation in opposition procedure - 013
Sep 9, 2021
Citation in opposition procedure - 014
Sep 9, 2021
Citation in opposition procedure - 014
Sep 9, 2021
Citation in opposition procedure - 015
Sep 9, 2021
Citation in opposition procedure - 016
Sep 9, 2021
Citation in opposition procedure - 017
Sep 9, 2021
Consolidated list of cited opposition documents
Sep 9, 2021
Notice of opposition
Sep 9, 2021
Notice of opposition
Jul 29, 2021
Communication of the registration of a transfer or change of name and/or address
Jul 21, 2021
Letter accompanying subsequently filed items
Jul 21, 2021
Submission concerning change of applicant's address
Dec 21, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Nov 12, 2020
Decision to grant a European patent
Oct 28, 2020
(Electronic) Receipt
Oct 28, 2020
Filing of the translations of the claims
Oct 28, 2020
French translation of claims
Oct 28, 2020
German translation of the claims
Aug 5, 2020
Bibliographic data of the European patent application
Aug 5, 2020
Communication about intention to grant a European patent
Aug 5, 2020
Intention to grant (signatures)
Aug 5, 2020
Text intended for grant (clean copy)
Aug 5, 2020
Text intended for grant (version for approval)
Apr 17, 2020
(Electronic) Receipt
Apr 17, 2020
Amended claims with annotations
Apr 17, 2020
Amended description with annotations
Apr 17, 2020
Claims
Apr 17, 2020
Description
Apr 17, 2020
Letter accompanying subsequently filed items
Apr 17, 2020
Reply to communication from the Examining Division
Apr 9, 2020
Annex to the communication
Apr 9, 2020
Communication from the Examining Division
Nov 20, 2019
(Electronic) Receipt
Nov 20, 2019
Letter accompanying subsequently filed items
Nov 20, 2019
Reply to communication from the Examining Division
Jul 19, 2019
Annex to the communication
Jul 19, 2019
Communication from the Examining Division
Mar 6, 2018
(Electronic) Receipt
Mar 6, 2018
Amended claims with annotations
Mar 6, 2018
Claims
Mar 6, 2018
Letter accompanying subsequently filed items
Mar 6, 2018
Reply to communication from the Examining Division
Nov 15, 2017
Annex to the communication
Nov 15, 2017
Communication from the Examining Division
Nov 9, 2017
Examination started
Jan 2, 2017
Notification regarding date of start of examination with possibility to withdraw
Mar 11, 2013
Communication of amended entries concerning the representative
Mar 6, 2013
Submission concerning change of applicant's representative
Mar 5, 2013
Submission concerning change of applicant's representative
Mar 21, 2011
Reply to Written Opinion prepared by the EPO
Mar 18, 2011
Letter accompanying subsequently filed items
Mar 18, 2011
Reply to Written Opinion prepared by the EPO
Mar 4, 2011
Communication concerning correction of deficiences in Written Opinion/amendment of application/payment of claims fee
Jan 19, 2011
Notification on forthcoming publication of bibliographic data
Dec 8, 2010
Annexes to the international preliminary examination report
Dec 8, 2010
Copy of the international preliminary examination report
Nov 4, 2010
(Electronic) Receipt
Nov 4, 2010
Request for entry into the European phase
Oct 8, 2010
Information on entry into European phase
Apr 26, 2010
Annex to International preliminary examination report
Apr 26, 2010
International preliminary examination report
Apr 26, 2010
International preliminary examination report
Apr 26, 2010
International preliminary examination report - free text sheet
Apr 26, 2010
International preliminary examination report - free text sheet
Apr 26, 2010
International preliminary examination report - points I-VIII
Apr 26, 2010
International preliminary examination report - points I-VIII
Apr 26, 2010
Notification of documents sent to WIPO
Apr 26, 2010
Transmittal of International Preliminary Examination Report
Mar 2, 2010
Notification of election of EPO
Feb 11, 2010
Letter regarding PCTII procedure
Feb 9, 2010
Letter regarding PCTII procedure
Feb 9, 2010
PCT(IPEA): Amended sheet - claims
Feb 8, 2010
Invitation to submit amendments (PCT)
Feb 8, 2010
Notification of documents sent to WIPO
Feb 8, 2010
Notification of receipt of demand
Jan 29, 2010
PCT demand form
Jan 29, 2010
PCT(IPEA): Amended sheet - claims
Dec 23, 2009
Priority document (electronically transmitted)
Dec 23, 2009
Priority document (electronically transmitted)
Dec 3, 2009
Copy of the international search report
Dec 3, 2009
Published international application - A1
Jul 15, 2009
Written opinion of the ISA, boxes No. I to VIII
Jul 15, 2009
Written opinion of the ISA, cover sheet
Jul 15, 2009
Written opinion of the ISA, supplemental box
May 26, 2009
(Electronic) Receipt
May 26, 2009
Abstract
May 26, 2009
Claims
May 26, 2009
Description
May 26, 2009
Priority document (RO-procedure)

EP2283332

AKZO NOBEL

Application Number: EP09753877A
Filing Date: May 26, 2009
Status: Granted And Under Opposition; Nov 6, 2020
Publication Date: Dec 9, 2020
External Links: Slate, Register , Google Patents

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Method For Determination Of A Matching Colour Variant

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EP2283332