Antiviral Agent

Patent No. EP2266958 (titled "Antiviral Agent") was filed by Shionogi on Aug 8, 2002. The application was issued on Mar 15, 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
MERCK	Nov 28, 2017	MARSHALL

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 12, 2019
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Sep 12, 2019
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Sep 9, 2019
Termination of the opposition proceedings with revocation of patent
Jul 4, 2019
Advice of delivery
Jun 19, 2019
Advice of delivery
Jun 19, 2019
Advice of delivery
May 31, 2019
Advice of delivery
May 28, 2019
Acknowledgement of a document
May 28, 2019
Acknowledgement of a document
May 28, 2019
Decision revoking the European patent
May 28, 2019
Decision revoking the European patent
May 17, 2019
Request for revocation of patent
May 10, 2019
Brief communication - Opposition proceedings
May 10, 2019
Brief communication - Opposition proceedings
May 3, 2019
Brief communication - Opposition proceedings
Apr 30, 2019
Brief communication - Opposition proceedings
Apr 23, 2019
(Electronic) Receipt
Apr 23, 2019
Letter accompanying subsequently filed items
Apr 23, 2019
Written submission in preparation to/during oral proceedings
Nov 8, 2018
Advice of delivery
Oct 19, 2018
Advice of delivery
Oct 19, 2018
Advice of delivery
Oct 15, 2018
Advice of delivery
Oct 9, 2018
Acknowledgement of a document
Oct 9, 2018
Acknowledgement of a document
Oct 9, 2018
Annex to the communication - opposition
Oct 9, 2018
Information about the result of oral proceedings
Oct 9, 2018
Information concerning oral proceedings
Oct 9, 2018
Preparation for oral proceedings
Oct 9, 2018
Summons to attend oral proceedings
Oct 9, 2018
Summons to attend oral proceedings
Jul 2, 2018
Brief communication - Opposition proceedings
Jun 26, 2018
(Electronic) Receipt
Jun 26, 2018
Any annexes (other than citation) to an opposition letter
Jun 26, 2018
Letter accompanying subsequently filed items
Jun 26, 2018
Letter regarding the opposition procedure (no time limit)
Jun 8, 2018
Brief communication - Opposition proceedings
Jun 7, 2018
Brief communication - Opposition proceedings
Jun 7, 2018
Rejection of request for extension of time limit
Jun 4, 2018
Brief communication - Opposition proceedings
Jun 1, 2018
(Electronic) Receipt
Jun 1, 2018
Letter accompanying subsequently filed items
Jun 1, 2018
Letter regarding the opposition procedure (no time limit)
May 28, 2018
(Electronic) Receipt
May 28, 2018
(Electronic) Receipt
May 28, 2018
Letter accompanying subsequently filed items
May 28, 2018
Letter accompanying subsequently filed items
May 28, 2018
Patent document cited during the opposition procedure
May 28, 2018
Patent document cited during the opposition procedure
May 28, 2018
Patent document cited during the opposition procedure
May 28, 2018
Patent document cited during the opposition procedure
May 28, 2018
Patent document cited during the opposition procedure
May 28, 2018
Patent document cited during the opposition procedure
May 28, 2018
Patent document cited during the opposition procedure
May 28, 2018
Patent document cited during the opposition procedure
May 28, 2018
Patent document cited during the opposition procedure
May 28, 2018
Patent document cited during the opposition procedure
May 28, 2018
Reply of the patent proprietor to the notice(s) of opposition
May 28, 2018
Request for extension of time limit
Jan 16, 2018
Communication of a notice of opposition and request to file observations
Jan 16, 2018
Notice of further oppositions to opponent(s)
Dec 12, 2017
Communication of a notice of opposition - first information to patent proprietor
Nov 28, 2017
(Electronic) Receipt
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Citation in opposition procedure
Nov 28, 2017
Non-patent literature cited during the opposition procedure
Nov 28, 2017
Non-patent literature cited during the opposition procedure
Nov 28, 2017
Non-patent literature cited during the opposition procedure
Nov 28, 2017
Non-patent literature cited during the opposition procedure
Nov 28, 2017
Non-patent literature cited during the opposition procedure
Nov 28, 2017
Non-patent literature cited during the opposition procedure
Nov 28, 2017
Non-patent literature cited during the opposition procedure
Nov 28, 2017
Non-patent literature cited during the opposition procedure
Nov 28, 2017
Non-patent literature cited during the opposition procedure
Nov 28, 2017
Non-patent literature cited during the opposition procedure
Nov 28, 2017
Non-patent literature cited during the opposition procedure
Nov 28, 2017
Non-patent literature cited during the opposition procedure
Nov 28, 2017
Non-patent literature cited during the opposition procedure
Nov 28, 2017
Non-patent literature cited during the opposition procedure
Nov 28, 2017
Non-patent literature cited during the opposition procedure
Nov 28, 2017
Non-patent literature cited during the opposition procedure
Nov 28, 2017
Non-patent literature cited during the opposition procedure
Nov 28, 2017
Non-patent literature cited during the opposition procedure
Nov 28, 2017
Non-patent literature cited during the opposition procedure
Nov 28, 2017
Non-patent literature cited during the opposition procedure
Nov 28, 2017
Non-patent literature cited during the opposition procedure
Nov 28, 2017
Notice of opposition
Nov 28, 2017
Notice of opposition
Nov 28, 2017
Patent document cited during the opposition procedure
Nov 28, 2017
Patent document cited during the opposition procedure
Nov 28, 2017
Patent document cited during the opposition procedure
Nov 28, 2017
Patent document cited during the opposition procedure
Nov 28, 2017
Patent document cited during the opposition procedure
Nov 28, 2017
Patent document cited during the opposition procedure
Nov 28, 2017
Patent document cited during the opposition procedure
Nov 28, 2017
Patent document cited during the opposition procedure
Nov 28, 2017
Patent document cited during the opposition procedure
Mar 15, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Feb 16, 2017
Decision to grant a European patent
Feb 1, 2017
Bibliographic data of the European patent application
Feb 1, 2017
Information about intention to grant a patent
Feb 1, 2017
Intention to grant (signatures)
Feb 1, 2017
Text intended for grant (clean copy)
Feb 1, 2017
Text intended for grant (version for approval)
Jan 31, 2017
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Jan 20, 2017
Amended claims with annotations
Jan 20, 2017
Claims
Jan 20, 2017
French translation of claims
Jan 20, 2017
German translation of the claims
Jan 20, 2017
Payment of fees and costs
Jan 20, 2017
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Dec 8, 2016
Bibliographic data of the European patent application
Dec 8, 2016
Communication about intention to grant a European patent
Dec 8, 2016
Intention to grant (signatures)
Dec 8, 2016
Text intended for grant (clean copy)
Dec 8, 2016
Text intended for grant (version for approval)
Nov 4, 2016
Amended claims with annotations
Nov 4, 2016
Claims
Nov 4, 2016
Matter concerning the application
Aug 29, 2016
Amended description with annotations
Aug 29, 2016
Description
Aug 29, 2016
Reply to communication from the Examining Division
Jul 22, 2016
Annex to the communication
Jul 22, 2016
Communication from the Examining Division
Jul 6, 2016
Amended claims with annotations
Jul 6, 2016
Amended description with annotations
Jul 6, 2016
Claims
Jul 6, 2016
Description
Jul 6, 2016
Reply to communication from the Examining Division
May 9, 2016
Annex to the communication
May 9, 2016
Communication from the Examining Division
Feb 19, 2016
Amended claims with annotations
Feb 19, 2016
Claims
Feb 19, 2016
Reply to communication from the Examining Division
Oct 12, 2015
Annex to a communication
Oct 12, 2015
Annex to the communication
Oct 12, 2015
Communication from the Examining Division
May 6, 2015
Amended claims with annotations
May 6, 2015
Claims
May 6, 2015
Reply to communication from the Examining Division
Mar 12, 2015
Submission concerning representation
Feb 9, 2015
Annex to the communication
Feb 9, 2015
Communication from the Examining Division
Jan 30, 2015
Examination started
Jan 7, 2015
Submission concerning change of applicant's representative
Jun 28, 2011
Amended claims filed after receipt of (European) search report
Jun 28, 2011
Amended claims with annotations
Jun 28, 2011
Amendments received before examination
Jan 4, 2011
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Dec 15, 2010
Refund of fees
Dec 1, 2010
Notification of forthcoming publication
Nov 25, 2010
Communication regarding the transmission of the European search report
Nov 25, 2010
European search opinion
Nov 25, 2010
European search report
Oct 11, 2010
Confirmation of receipt of (electronically) transmitted priority document
Sep 22, 2010
Abstract
Sep 22, 2010
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Sep 22, 2010
Claims
Sep 22, 2010
Description
Sep 22, 2010
Designation of inventor
Sep 22, 2010
Designation of inventor
Sep 22, 2010
Designation of inventor
Sep 22, 2010
Designation of inventor
Sep 22, 2010
Designation of inventor
Sep 22, 2010
Designation of inventor
Sep 22, 2010
Designation of inventor
Sep 22, 2010
Letter concerning search matters
Sep 22, 2010
Letter concerning search matters
Sep 22, 2010
Request for grant of a European patent
Jun 9, 2004
Priority document (electronically transmitted)
Jun 9, 2004
Priority document (electronically transmitted)
Jun 9, 2004
Priority document (electronically transmitted)
Feb 16, 2004
Translation of priority document
Feb 16, 2004
Translation of priority document
Feb 16, 2004
Translation of priority document

EP2266958

SHIONOGI

Application Number: EP10178132A
Filing Date: Aug 8, 2002
Status: Revoked; Sep 13, 2019
Publication Date: Mar 15, 2017
External Links: Slate, Register , Google Patents

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Antiviral Agent

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Dossier Documents

EP2266958