Interference Pigments

Patent No. EP1564261 (titled "Interference Pigments") was filed by Merck Patent on Feb 1, 2005. The application was issued on May 25, 2016.

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
ECKART	Feb 23, 2017	WALCHER

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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Mar 18, 2019
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Mar 18, 2019
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Mar 13, 2019
Termination of the opposition proceedings with revocation of patent
Dec 3, 2018
Advice of delivery
Dec 3, 2018
Advice of delivery
Nov 30, 2018
Advice of delivery
Nov 28, 2018
Acknowledgement of a document
Nov 28, 2018
Acknowledgement of a document
Nov 28, 2018
Annex to the communication - opposition
Nov 28, 2018
Decision of the Opposition Division and instruction
Nov 28, 2018
Decision revoking the European patent
Nov 28, 2018
Grounds for the decision (Annex) - opposition
Nov 28, 2018
Internal form - Opposition/addressees
Nov 28, 2018
Internal form - Opposition/addressees
Nov 28, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 28, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 28, 2018
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Nov 28, 2018
Provision of a copy of the minutes - opposition procedure
Nov 28, 2018
Scanned annex to a communication - opposition procedure
Nov 28, 2018
Scanned annex to a communication - opposition procedure
Oct 18, 2018
Information about the result of oral proceedings
Oct 18, 2018
Notification concerning the date of oral proceedings
Oct 18, 2018
Notification concerning the date of oral proceedings
Oct 11, 2018
Brief communication - Opposition proceedings
Oct 8, 2018
(Electronic) Receipt
Oct 8, 2018
Letter accompanying subsequently filed items
Oct 8, 2018
Oral proceedings: reply to date proposed
Aug 23, 2018
Brief communication - Opposition proceedings
Aug 22, 2018
Brief communication - Opposition proceedings
Aug 17, 2018
(Electronic) Receipt
Aug 17, 2018
Letter accompanying subsequently filed items
Aug 17, 2018
Written submission in preparation to/during oral proceedings
Aug 16, 2018
(Electronic) Receipt
Aug 16, 2018
Clean copy of claims in the opposition procedure
Aug 16, 2018
Clean copy of claims in the opposition procedure
Aug 16, 2018
Letter accompanying subsequently filed items
Aug 16, 2018
Request for interpreters during oral proceedings
Aug 16, 2018
Written submission in preparation to/during oral proceedings
Aug 7, 2018
Brief communication - Opposition proceedings
Aug 2, 2018
(Electronic) Receipt
Aug 2, 2018
Letter accompanying subsequently filed items
Aug 2, 2018
Request for interpreters during oral proceedings
Feb 12, 2018
Advice of delivery
Feb 9, 2018
Advice of delivery
Feb 8, 2018
Advice of delivery
Feb 8, 2018
Advice of delivery
Feb 6, 2018
Acknowledgement of a document
Feb 6, 2018
Acknowledgement of a document
Feb 6, 2018
Annex to the communication - opposition
Feb 6, 2018
Information concerning oral proceedings
Feb 6, 2018
Preparation for oral proceedings
Feb 6, 2018
Summons to attend oral proceedings
Feb 6, 2018
Summons to attend oral proceedings
Sep 4, 2017
Brief communication - Opposition proceedings
Aug 30, 2017
Amended claims with annotations
Aug 30, 2017
Clean copy of claims in the opposition procedure
Aug 30, 2017
Reply of the patent proprietor to the notice(s) of opposition
Aug 29, 2017
Claims
Aug 29, 2017
Claims
Aug 29, 2017
Letter accompanying subsequently filed items
Aug 29, 2017
Reply of the patent proprietor to the notice(s) of opposition
Apr 19, 2017
Communication of a notice of opposition and request to file observations
Apr 19, 2017
Notice of further oppositions to opponent(s)
Apr 13, 2017
Communication of a notice of opposition - first information to patent proprietor
Mar 31, 2017
Brief communication - Opposition proceedings
Mar 31, 2017
Brief communication - Opposition proceedings
Mar 31, 2017
Communication regarding the expiry of opposition period
Feb 23, 2017
(Electronic) Receipt
Feb 23, 2017
Letter regarding the opposition procedure (no time limit)
Feb 23, 2017
Non-patent literature cited during the opposition procedure
Feb 23, 2017
Notice of opposition
Feb 23, 2017
Patent document cited during the opposition procedure
Feb 23, 2017
Patent document cited during the opposition procedure
Feb 23, 2017
Patent document cited during the opposition procedure
Feb 23, 2017
Patent document cited during the opposition procedure
Feb 23, 2017
Patent document cited during the opposition procedure
Feb 23, 2017
Patent document cited during the opposition procedure
Feb 23, 2017
Patent document cited during the opposition procedure
Feb 23, 2017
Patent document cited during the opposition procedure
Feb 23, 2017
Patent document cited during the opposition procedure
Feb 23, 2017
Patent document cited during the opposition procedure
May 25, 2016
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Apr 29, 2016
Decision to grant a European patent
Apr 11, 2016
English translation of the claims
Apr 11, 2016
Filing of the translations of the claims
Apr 11, 2016
French translation of claims
Apr 11, 2016
Payment of fees and costs
Apr 8, 2016
English translation of the claims
Apr 8, 2016
Filing of the translations of the claims
Apr 8, 2016
French translation of claims
Apr 8, 2016
Letter accompanying subsequently filed items
Apr 8, 2016
Payment of fees and costs
Apr 8, 2016
Payment of fees and costs
Dec 16, 2015
Bibliographic data of the European patent application
Dec 16, 2015
Communication about intention to grant a European patent
Dec 16, 2015
Intention to grant (signatures)
Dec 16, 2015
Text intended for grant
Nov 24, 2015
Amended description with annotations
Nov 24, 2015
Description
Nov 24, 2015
Reply to communication from the Examining Division
Nov 20, 2015
Amended description with annotations
Nov 20, 2015
Description
Nov 20, 2015
Letter accompanying subsequently filed items
Nov 20, 2015
Reply to communication from the Examining Division
Sep 4, 2015
Grant of extension of time limit (examination procedure)
Sep 1, 2015
Request for extension of time limit to communication from the Examining Division
Aug 31, 2015
Letter accompanying subsequently filed items
Aug 31, 2015
Request for extension of time limit to communication from the Examining Division
May 18, 2015
Annex to the communication
May 18, 2015
Communication from the Examining Division
Aug 8, 2008
Decision to allow further processing
Jul 26, 2008
Claims
Jul 26, 2008
Reply to communication from the Examining Division
Jul 24, 2008
Claims
Jul 24, 2008
Letter accompanying subsequently filed items
Jul 24, 2008
Payment of fees and costs
Jul 24, 2008
Request for further processing
May 14, 2008
Application deemed to be withdrawn (no reply to communication from the Examining Division)
Jan 28, 2008
Grant of extension of time limit (examination procedure)
Jan 23, 2008
Request for extension of time limit to communication from the Examining Division
Jan 22, 2008
Letter accompanying subsequently filed items
Jan 22, 2008
Request for extension of time limit to communication from the Examining Division
Sep 24, 2007
Annex to the communication
Sep 24, 2007
Communication from the Examining Division
May 10, 2006
Maintenance of the application
Apr 24, 2006
Invitation to confirm maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Mar 6, 2006
Communication regarding the transmission of the European search report
Mar 6, 2006
European search report
Sep 7, 2005
Letter concerning the priority
Sep 7, 2005
Priority document
Sep 7, 2005
Priority document
Aug 16, 2005
Invitation to file priority document
Jul 6, 2005
Notification of forthcoming publication
Mar 7, 2005
Notice on debiting of fees
Feb 1, 2005
Abstract
Feb 1, 2005
Claims
Feb 1, 2005
Description
Feb 1, 2005
Designation of inventor
Feb 1, 2005
Request for grant of a European patent

EP1564261

MERCK PATENT

Application Number: EP05002070A
Filing Date: Feb 1, 2005
Status: Revoked; Mar 15, 2019
Publication Date: May 25, 2016
External Links: Slate, Register , Google Patents

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Interference Pigments

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Dossier Documents

EP1564261