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Pharmaceutical Formulations Containing Rifaximin, Processes For Their Obtainment And Method Of Treating Intestinal Disease

Patent No. EP2618819 (titled "Pharmaceutical Formulations Containing Rifaximin, Processes For Their Obtainment And Method Of Treating Intestinal Disease") was filed by Alfasigma on Sep 21, 2011. The application was issued on Nov 1, 2017.

Patent Summary

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Patent Oppositions

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
SANDOZ	Jul 31, 2018	TER MEER STEINMEISTER & PARTNER

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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Oct 17, 2022
Termination of the opposition proceedings with revocation of patent
Oct 14, 2022
F3936 Acknowledgement of receipt Board of Appeal
Oct 6, 2022
F3936 Acknowledgement of receipt Board of Appeal
Oct 6, 2022
F3936 Acknowledgement of receipt Board of Appeal
Oct 5, 2022
Decision of the Board of Appeal
Oct 5, 2022
F3032 Notification(s) of the decision
Oct 5, 2022
F3032 Notification(s) of the decision
Oct 5, 2022
F3936 Acknowledgement of receipt Board of Appeal
Sep 29, 2022
F3017 Oral Proceedings: Notification of cancellation/postponing
Sep 29, 2022
F3936 Acknowledgement of receipt Board of Appeal
Sep 28, 2022
F3345 Forwarding of submissions to parties
Sep 28, 2022
F3345 Forwarding of submissions to parties
Sep 26, 2022
F3014 Oral Proceedings: Order cancelling/postponing
Sep 22, 2022
(Electronic) Receipt
Sep 22, 2022
Letter accompanying subsequently filed items
Sep 22, 2022
Letter relating to Appeal Procedure
Sep 21, 2022
F3345 Forwarding of submissions to parties
Sep 15, 2022
(Electronic) Receipt
Sep 15, 2022
Letter accompanying subsequently filed items
Sep 15, 2022
Request for interpreters during oral proceedings
Jun 22, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jun 22, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Apr 4, 2022
F3936 Acknowledgement of receipt Board of Appeal
Mar 24, 2022
F3936 Acknowledgement of receipt Board of Appeal
Mar 23, 2022
F3011.1 Oral Proceedings: summons
Mar 23, 2022
F3011.1 Oral Proceedings: summons
Mar 18, 2022
F3010 Oral proceedings: order for summons
Sep 13, 2021
F3345 Forwarding of submissions to parties
Sep 8, 2021
(Electronic) Receipt
Sep 8, 2021
Letter accompanying subsequently filed items
Sep 8, 2021
Letter relating to Appeal Procedure
Apr 9, 2021
F3345 Forwarding of submissions to parties
Apr 6, 2021
Consolidated list of documents cited in appeal procedure
Mar 31, 2021
Amended claims with annotations
Mar 31, 2021
Amended claims with annotations
Mar 31, 2021
Amended claims with annotations
Mar 31, 2021
Amended claims with annotations
Mar 31, 2021
Amended claims with annotations
Mar 31, 2021
Amended claims with annotations
Mar 31, 2021
Amended claims with annotations
Mar 31, 2021
Amended claims with annotations
Mar 31, 2021
Amended claims with annotations
Mar 31, 2021
Amended claims with annotations
Mar 31, 2021
Amended claims with annotations
Mar 31, 2021
Amended claims with annotations
Mar 31, 2021
Amended claims with annotations
Mar 31, 2021
Amended claims with annotations
Mar 31, 2021
Amended claims with annotations
Mar 31, 2021
Amended claims with annotations
Mar 31, 2021
Auxiliary request during appeals procedure - 01
Mar 31, 2021
Auxiliary request during appeals procedure - 02
Mar 31, 2021
Auxiliary request during appeals procedure - 03
Mar 31, 2021
Auxiliary request during appeals procedure - 04
Mar 31, 2021
Auxiliary request during appeals procedure - 05
Mar 31, 2021
Auxiliary request during appeals procedure - 06
Mar 31, 2021
Auxiliary request during appeals procedure - 07
Mar 31, 2021
Auxiliary request during appeals procedure - 08
Mar 31, 2021
Auxiliary request during appeals procedure - 09
Mar 31, 2021
Auxiliary request during appeals procedure - 10
Mar 31, 2021
Auxiliary request during appeals procedure - 11
Mar 31, 2021
Auxiliary request during appeals procedure - 12
Mar 31, 2021
Auxiliary request during appeals procedure - 13
Mar 31, 2021
Auxiliary request during appeals procedure - 14
Mar 31, 2021
Auxiliary request during appeals procedure - 15
Mar 31, 2021
Citation in appeal procedure - 017
Mar 31, 2021
Claims
Mar 31, 2021
Reply to appeal
Nov 26, 2020
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Nov 23, 2020
(Electronic) Receipt
Nov 23, 2020
Citation in appeal procedure - 016
Nov 23, 2020
Letter accompanying subsequently filed items
Nov 23, 2020
Statement of grounds of appeal
Nov 20, 2020
Composition of the board (T)
Sep 30, 2020
F3204 Communication of the file number to the parties
Sep 30, 2020
F3204 Communication of the file number to the parties
Sep 24, 2020
(Electronic) Receipt
Sep 24, 2020
Letter accompanying subsequently filed items
Sep 24, 2020
Notice of appeal
Jul 21, 2020
Advice of delivery
Jul 15, 2020
Advice of delivery
Jul 14, 2020
Acknowledgement of a document
Jul 14, 2020
Acknowledgement of a document
Jul 14, 2020
Annex to the communication - opposition
Jul 14, 2020
Decision of the Opposition Division and instruction
Jul 14, 2020
Grounds for the decision (Annex) - opposition
Jul 14, 2020
Interlocutory decision in opposition proceedings
Jul 14, 2020
Internal form - Opposition/addressees
Jul 14, 2020
Internal form - Opposition/addressees
Jul 14, 2020
Means of redress
Jul 14, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 14, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 14, 2020
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 14, 2020
OPPODREX with handwritten amendments
Jul 14, 2020
Provision of a copy of the minutes - opposition procedure
Jul 14, 2020
Scanned annex to a communication - opposition procedure
Dec 11, 2019
Information about the result of oral proceedings
Oct 31, 2019
Brief communication - Opposition proceedings
Oct 25, 2019
Citation in opposition procedure
Oct 25, 2019
Written submission in preparation to/during oral proceedings
Oct 21, 2019
Brief communication - Opposition proceedings
Oct 21, 2019
Brief communication - Opposition proceedings
Oct 17, 2019
Brief communication - Opposition proceedings
Oct 15, 2019
(Electronic) Receipt
Oct 15, 2019
Brief communication - Opposition proceedings
Oct 15, 2019
Letter accompanying subsequently filed items
Oct 15, 2019
Request for interpreters during oral proceedings
Oct 10, 2019
(Electronic) Receipt
Oct 10, 2019
Amended claims with annotations
Oct 10, 2019
Amended claims with annotations
Oct 10, 2019
Amended claims with annotations
Oct 10, 2019
Amended claims with annotations
Oct 10, 2019
Amended claims with annotations
Oct 10, 2019
Amended claims with annotations
Oct 10, 2019
Amended claims with annotations
Oct 10, 2019
Amended claims with annotations
Oct 10, 2019
Amended claims with annotations
Oct 10, 2019
Amended claims with annotations
Oct 10, 2019
Amended claims with annotations
Oct 10, 2019
Amended claims with annotations
Oct 10, 2019
Citation in opposition procedure
Oct 10, 2019
Citation in opposition procedure
Oct 10, 2019
Citation in opposition procedure - 013
Oct 10, 2019
Citation in opposition procedure - 013
Oct 10, 2019
Citation in opposition procedure - 014
Oct 10, 2019
Claims
Oct 10, 2019
Claims
Oct 10, 2019
Claims
Oct 10, 2019
Claims
Oct 10, 2019
Claims
Oct 10, 2019
Claims
Oct 10, 2019
Claims
Oct 10, 2019
Claims
Oct 10, 2019
Claims
Oct 10, 2019
Claims
Oct 10, 2019
Claims
Oct 10, 2019
Claims
Oct 10, 2019
Consolidated list of cited opposition documents
Oct 10, 2019
Letter regarding the opposition procedure (no time limit)
Oct 10, 2019
Written submission in preparation to/during oral proceedings
Oct 10, 2019
Written submission in preparation to/during oral proceedings
Oct 7, 2019
Request for interpreters during oral proceedings
Sep 6, 2019
Brief communication - Opposition proceedings
Aug 27, 2019
Written submission in preparation to/during oral proceedings
Aug 13, 2019
Advice of delivery
Aug 5, 2019
Advice of delivery
Aug 1, 2019
Advice of delivery
Jul 30, 2019
Advice of delivery
Jul 29, 2019
Acknowledgement of a document
Jul 29, 2019
Acknowledgement of a document
Jul 29, 2019
Information concerning oral proceedings
Jul 29, 2019
Notification concerning the date of oral proceedings
Jul 29, 2019
Notification concerning the date of oral proceedings
Jul 29, 2019
Summons to attend oral proceedings
Jul 29, 2019
Summons to attend oral proceedings
Jul 18, 2019
Advice of delivery
Jul 12, 2019
Advice of delivery
Jul 10, 2019
Advice of delivery
Jul 9, 2019
Brief communication - Opposition proceedings
Jul 4, 2019
(Electronic) Receipt
Jul 4, 2019
Any annexes (other than citation) to an opposition letter
Jul 4, 2019
Letter accompanying subsequently filed items
Jul 4, 2019
Oral proceedings: Request for postponement
Jul 3, 2019
Advice of delivery
Jul 2, 2019
Acknowledgement of a document
Jul 2, 2019
Acknowledgement of a document
Jul 2, 2019
Annex to the communication - opposition
Jul 2, 2019
Information concerning oral proceedings
Jul 2, 2019
Summons to attend oral proceedings
Jul 2, 2019
Summons to attend oral proceedings
Jan 10, 2019
Brief communication - Opposition proceedings
Dec 21, 2018
Amended claims with annotations
Dec 21, 2018
Amended claims with annotations
Dec 21, 2018
Amended claims with annotations
Dec 21, 2018
Amended claims with annotations
Dec 21, 2018
Amended claims with annotations
Dec 21, 2018
Amended claims with annotations
Dec 21, 2018
Amended claims with annotations
Dec 21, 2018
Amended claims with annotations
Dec 21, 2018
Any annexes (other than citation) to an opposition letter
Dec 21, 2018
Citation in opposition procedure - 007
Dec 21, 2018
Citation in opposition procedure - 008
Dec 21, 2018
Citation in opposition procedure - 009
Dec 21, 2018
Citation in opposition procedure - 010
Dec 21, 2018
Citation in opposition procedure - 011
Dec 21, 2018
Citation in opposition procedure - 012
Dec 21, 2018
Claims
Dec 21, 2018
Claims
Dec 21, 2018
Claims
Dec 21, 2018
Claims
Dec 21, 2018
Claims
Dec 21, 2018
Claims
Dec 21, 2018
Claims
Dec 21, 2018
Claims
Dec 21, 2018
Reply of the patent proprietor to the notice(s) of opposition
Aug 16, 2018
Communication of a notice of opposition and request to file observations
Aug 16, 2018
Notice of further oppositions to opponent(s)
Aug 7, 2018
Communication of a notice of opposition - first information to patent proprietor
Jul 31, 2018
(Electronic) Receipt
Jul 31, 2018
Citation in opposition procedure - 001
Jul 31, 2018
Citation in opposition procedure - 002
Jul 31, 2018
Citation in opposition procedure - 003
Jul 31, 2018
Citation in opposition procedure - 004
Jul 31, 2018
Citation in opposition procedure - 005
Jul 31, 2018
Citation in opposition procedure - 006
Jul 31, 2018
Notice of opposition
Jul 31, 2018
Notice of opposition
Jul 30, 2018
Communication of the registration of a transfer or change of name and/or address
Jul 23, 2018
Submission concerning change of applicant's address
Nov 10, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Oct 6, 2017
Decision to grant a European patent
Sep 20, 2017
Filing of the translations of the claims
Sep 20, 2017
French translation of claims
Sep 20, 2017
German translation of the claims
Sep 20, 2017
Payment of fees and costs
Aug 17, 2017
Communication of the registration of a transfer or change of name and/or address
Aug 3, 2017
Payment of fees and costs
Aug 3, 2017
Submission concerning a transfer of rights (applicant)
Jun 14, 2017
Bibliographic data of the European patent application
Jun 14, 2017
Communication about intention to grant a European patent
Jun 14, 2017
Intention to grant (signatures)
Jun 14, 2017
Text intended for grant (clean copy)
Jun 14, 2017
Text intended for grant (version for approval)
May 11, 2017
Examination started
Jul 25, 2014
Submission concerning representation
Jan 21, 2014
Statement of non-availability of priority search results
Dec 20, 2013
Invitation to file a copy of search results(priority)
Oct 25, 2013
Amended claims filed after receipt of (European) search report
Oct 25, 2013
Amendments received before examination
Jul 3, 2013
Notification on forthcoming publication of bibliographic data
May 2, 2013
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Apr 26, 2013
Communication to designated inventor
Apr 26, 2013
Communication to designated inventor
Apr 26, 2013
Communication to designated inventor
Apr 26, 2013
Communication to designated inventor
Apr 23, 2013
Priority search results copy provided by EPO
Apr 9, 2013
Copy of the international preliminary report on patentability
Apr 5, 2013
(Electronic) Receipt
Apr 5, 2013
Request for entry into the European phase
Feb 1, 2013
Information on entry into European phase
Apr 20, 2012
Priority document (electronically transmitted)
Apr 20, 2012
Priority document (electronically transmitted)
Apr 20, 2012
Priority document (electronically transmitted)
Mar 29, 2012
Copy of the international search report
Mar 29, 2012
Published international application - A1
Nov 24, 2011
Written opinion of the ISA, boxes No. I to VIII
Nov 24, 2011
Written opinion of the ISA, cover sheet
Nov 24, 2011
Written opinion of the ISA, supplemental box
Oct 28, 2011
Abstract
Oct 28, 2011
Claims
Oct 28, 2011
Description

EP2618819

ALFASIGMA

Application Number: EP11776879A
Filing Date: Sep 21, 2011
Status: Revoked; Oct 17, 2022
Publication Date: Nov 1, 2017
External Links: Slate, Register , Google Patents