Mesalazine Tablet Having Improved Dissolution

Patent No. EP2611429 (titled "Mesalazine Tablet Having Improved Dissolution") was filed by Disphar on Sep 1, 2011. The application was issued on Feb 21, 2018.

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
TILLOTTS PHARMA	Nov 21, 2018	BECK GREENER

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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Jul 8, 2020
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Jul 8, 2020
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Jul 3, 2020
Termination of the opposition proceedings with revocation of patent
Jan 29, 2020
Advice of delivery
Jan 28, 2020
Advice of delivery
Jan 23, 2020
Acknowledgement of a document
Jan 23, 2020
Acknowledgement of a document
Jan 23, 2020
Decision of the Opposition Division and instruction
Jan 23, 2020
Decision revoking the European patent
Jan 23, 2020
Grounds for the decision (Annex) - opposition
Jan 23, 2020
Internal form - Opposition/addressees
Jan 23, 2020
Means of redress
Dec 6, 2019
Notification concerning the date of oral proceedings
Nov 28, 2019
Notification concerning the date of oral proceedings
Nov 25, 2019
Notification concerning the date of oral proceedings
Nov 25, 2019
Notification concerning the date of oral proceedings
Nov 19, 2019
Brief communication - Opposition proceedings
Nov 14, 2019
(Electronic) Receipt
Nov 14, 2019
Letter accompanying subsequently filed items
Nov 14, 2019
Written submission in preparation to/during oral proceedings
Oct 4, 2019
Brief communication - Opposition proceedings
Sep 27, 2019
Withdrawal of a request for oral proceedings
Jul 22, 2019
Advice of delivery
Jul 17, 2019
Advice of delivery
Jul 17, 2019
Advice of delivery
Jul 12, 2019
Acknowledgement of a document
Jul 12, 2019
Acknowledgement of a document
Jul 12, 2019
Annex to the communication - opposition
Jul 12, 2019
Information concerning oral proceedings
Jul 12, 2019
Summons to attend oral proceedings
Jul 12, 2019
Summons to attend oral proceedings
Apr 8, 2019
Communication of amended entries
Apr 4, 2019
Brief communication - Opposition proceedings
Apr 1, 2019
Citation in opposition procedure
Apr 1, 2019
Citation in opposition procedure
Apr 1, 2019
Citation in opposition procedure
Apr 1, 2019
Citation in opposition procedure
Apr 1, 2019
Citation in opposition procedure
Apr 1, 2019
Reply of the patent proprietor to the notice(s) of opposition
Mar 28, 2019
Request concerning representative opponent
Dec 5, 2018
Communication of a notice of opposition and request to file observations
Dec 5, 2018
Notice of further oppositions to opponent(s)
Nov 29, 2018
Communication of a notice of opposition - first information to patent proprietor
Nov 21, 2018
(Electronic) Receipt
Nov 21, 2018
Non-patent literature cited during the opposition procedure
Nov 21, 2018
Non-patent literature cited during the opposition procedure
Nov 21, 2018
Non-patent literature cited during the opposition procedure
Nov 21, 2018
Non-patent literature cited during the opposition procedure
Nov 21, 2018
Non-patent literature cited during the opposition procedure
Nov 21, 2018
Non-patent literature cited during the opposition procedure
Nov 21, 2018
Notice of opposition
Nov 21, 2018
Notice of opposition
Nov 21, 2018
Patent document cited during the opposition procedure
Nov 21, 2018
Patent document cited during the opposition procedure
Nov 21, 2018
Patent document cited during the opposition procedure
Nov 21, 2018
Patent document cited during the opposition procedure
Nov 21, 2018
Patent document cited during the opposition procedure
Nov 21, 2018
Patent document cited during the opposition procedure
Nov 21, 2018
Patent document cited during the opposition procedure
Nov 21, 2018
Patent document cited during the opposition procedure
Nov 21, 2018
Patent document cited during the opposition procedure
Nov 21, 2018
Translation of the evidence during Opposition procedure
Mar 9, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jan 25, 2018
Decision to grant a European patent
Jan 5, 2018
Filing of the translations of the claims
Jan 5, 2018
French translation of claims
Jan 5, 2018
German translation of the claims
Sep 18, 2017
Bibliographic data of the European patent application
Sep 18, 2017
Communication about intention to grant a European patent
Sep 18, 2017
Intention to grant (signatures)
Sep 18, 2017
Text intended for grant (clean copy)
Sep 18, 2017
Text intended for grant (version for approval)
Aug 14, 2017
Payment of fees and costs
Sep 7, 2016
Communication confirming withdrawal from representation
Sep 7, 2016
Communication of amended entries concerning the representative
Sep 6, 2016
Confirmation of revocation of automatic debit order
Sep 1, 2016
(Electronic) Receipt
Sep 1, 2016
Letter accompanying subsequently filed items
Sep 1, 2016
Submission concerning change of applicant's representative
Jul 25, 2016
(Electronic) Receipt
Jul 25, 2016
Letter accompanying subsequently filed items
Jul 25, 2016
Reply to communication from the Examining Division
May 30, 2016
Grant of extension of time limit (examination procedure)
May 23, 2016
(Electronic) Receipt
May 23, 2016
Letter accompanying subsequently filed items
May 23, 2016
Request for extension of time limit to communication from the Examining Division
Jan 14, 2016
Annex to the communication
Jan 14, 2016
Communication from the Examining Division
Dec 22, 2015
Examination started
Oct 14, 2015
Refund of fees
Oct 21, 2013
(Electronic) Receipt
Oct 21, 2013
Letter accompanying subsequently filed items
Oct 21, 2013
Reply to Written Opinion prepared by the EPO
Jun 12, 2013
Notification on forthcoming publication of bibliographic data
Apr 15, 2013
Refund of fees
Apr 9, 2013
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Apr 5, 2013
Communication to designated inventor
Apr 2, 2013
Priority search results copy provided by EPO
Mar 21, 2013
(Electronic) Receipt
Mar 21, 2013
Request for entry into the European phase
Mar 19, 2013
Copy of the international preliminary report on patentability
Jan 11, 2013
Information on entry into European phase
May 11, 2012
Priority document (electronically transmitted)
Mar 8, 2012
Copy of the international search report
Mar 8, 2012
Published international application - A1
Feb 13, 2012
Notification of the recording of a change
Jan 16, 2012
Communication in cases for which no other form is applicable
Dec 19, 2011
Submission concerning representation
Nov 23, 2011
Written opinion of the ISA, boxes No. I to VIII
Nov 23, 2011
Written opinion of the ISA, cover sheet
Nov 23, 2011
Written opinion of the ISA, supplemental box
Sep 1, 2011
(Electronic) Receipt
Sep 1, 2011
Abstract
Sep 1, 2011
Claims
Sep 1, 2011
Description
Sep 1, 2011
Drawings
Sep 1, 2011
Priority document (RO-procedure)

EP2611429

DISPHAR

Application Number: EP11752210A
Filing Date: Sep 1, 2011
Status: Revoked; Jul 10, 2020
Publication Date: Feb 21, 2018
External Links: Slate, Register , Google Patents

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Mesalazine Tablet Having Improved Dissolution

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Dossier Documents

EP2611429