Ion Exchange Membrane Chromatography

Patent No. EP2794635 (titled "Ion Exchange Membrane Chromatography") was filed by F Hoffmann LA Roche on Dec 18, 2012. The application was issued on Nov 14, 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
BAYER	Jun 12, 2019	BIP PATENTS

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 25, 2021
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Oct 25, 2021
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Oct 20, 2021
Termination of the opposition proceedings with maintenance of patent
Jul 15, 2021
(Electronic) Receipt
Jul 15, 2021
Advice of delivery
Jul 15, 2021
Letter accompanying subsequently filed items
Jul 14, 2021
(Electronic) Receipt
Jul 14, 2021
Advice of delivery
Jul 14, 2021
Letter accompanying subsequently filed items
Jul 8, 2021
Annex to the communication - opposition
Jul 8, 2021
Decision of the Opposition Division and instruction
Jul 8, 2021
Decision rejecting the opposition
Jul 8, 2021
Decision rejecting the opposition
Jul 8, 2021
Grounds for the decision (Annex) - opposition
Jul 8, 2021
Means of redress
Jul 8, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 8, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 8, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 8, 2021
Provision of a copy of the minutes - opposition procedure
Jul 8, 2021
Provision of a copy of the minutes - opposition procedure
Jul 8, 2021
Transmittal of decision / summons - opposition
Jul 8, 2021
Transmittal of decision / summons - opposition
Jun 22, 2021
Information about the result of oral proceedings
May 28, 2021
Brief communication - Opposition proceedings
May 28, 2021
Brief communication - Opposition proceedings
May 25, 2021
(Electronic) Receipt
Dec 16, 2020
(Electronic) Receipt
Dec 16, 2020
Advice of delivery
Dec 16, 2020
Letter accompanying subsequently filed items
Dec 14, 2020
(Electronic) Receipt
Dec 14, 2020
Advice of delivery
Dec 14, 2020
Letter accompanying subsequently filed items
Dec 9, 2020
Information concerning oral proceedings
Dec 9, 2020
Notification concerning the date of oral proceedings
Dec 9, 2020
Notification concerning the date of oral proceedings
Dec 9, 2020
Summons to attend oral proceedings
Dec 9, 2020
Summons to attend oral proceedings
Dec 9, 2020
Transmittal of decision / summons - opposition
Dec 9, 2020
Transmittal of decision / summons - opposition
Dec 8, 2020
Brief communication - Opposition proceedings
Nov 30, 2020
(Electronic) Receipt
Nov 30, 2020
Any annexes (other than citation) to an opposition letter
Nov 30, 2020
Any annexes (other than citation) to an opposition letter
Nov 30, 2020
Any annexes (other than citation) to an opposition letter
Nov 30, 2020
Letter accompanying subsequently filed items
Nov 30, 2020
Oral proceedings: Request for postponement
Nov 18, 2020
(Electronic) Receipt
Nov 18, 2020
Advice of delivery
Nov 18, 2020
Letter accompanying subsequently filed items
Nov 11, 2020
(Electronic) Receipt
Nov 11, 2020
Advice of delivery
Nov 11, 2020
Letter accompanying subsequently filed items
Nov 4, 2020
Acknowledgement of a document
Nov 4, 2020
Acknowledgement of a document
Nov 4, 2020
Annex to the communication - opposition
Nov 4, 2020
Any annexes (other than citation) to an opposition letter
Nov 4, 2020
Summons to attend oral proceedings
Nov 4, 2020
Summons to attend oral proceedings
Aug 10, 2020
Brief communication - Opposition proceedings
Aug 6, 2020
(Electronic) Receipt
Aug 6, 2020
Letter accompanying subsequently filed items
Aug 6, 2020
Notification concerning the date of oral proceedings
Aug 6, 2020
Notification concerning the date of oral proceedings
Aug 6, 2020
Written submission in preparation to/during oral proceedings
Aug 4, 2020
(Electronic) Receipt
Aug 4, 2020
Letter accompanying subsequently filed items
Aug 4, 2020
Written submission in preparation to/during oral proceedings
Jul 27, 2020
Brief communication - Opposition proceedings
Jul 27, 2020
Brief communication - Opposition proceedings
Jul 20, 2020
Consolidated list of cited opposition documents
Jul 17, 2020
(Electronic) Receipt
Jul 17, 2020
Auxiliary request during Opposition procedure
Jul 17, 2020
Auxiliary request during Opposition procedure - 01
Jul 17, 2020
Letter accompanying subsequently filed items
Jul 17, 2020
Written submission in preparation to/during oral proceedings
Jul 16, 2020
(Electronic) Receipt
Jul 16, 2020
Authorisation
Jul 16, 2020
Citation in opposition procedure - 016
Jul 16, 2020
Citation in opposition procedure - 016
Jul 16, 2020
Letter accompanying subsequently filed items
Jul 16, 2020
Letter dealing with oral proceedings
Jul 14, 2020
Notification concerning the date of oral proceedings
Jul 14, 2020
Notification concerning the date of oral proceedings
Mar 19, 2020
Document concerning representation
Feb 17, 2020
Advice of delivery
Feb 11, 2020
(Electronic) Receipt
Feb 11, 2020
Advice of delivery
Feb 11, 2020
Letter accompanying subsequently filed items
Feb 7, 2020
Acknowledgement of a document
Feb 7, 2020
Acknowledgement of a document
Feb 7, 2020
Annex to the communication - opposition
Feb 7, 2020
Information concerning oral proceedings
Feb 7, 2020
Summons to attend oral proceedings
Feb 7, 2020
Summons to attend oral proceedings
Jan 27, 2020
Brief communication - Opposition proceedings
Jan 20, 2020
(Electronic) Receipt
Jan 20, 2020
Letter accompanying subsequently filed items
Jan 20, 2020
Letter regarding the opposition procedure (no time limit)
Nov 14, 2019
Brief communication - Opposition proceedings
Nov 11, 2019
Consolidated list of cited opposition documents
Nov 7, 2019
(Electronic) Receipt
Nov 7, 2019
Auxiliary request during Opposition procedure
Nov 7, 2019
Auxiliary request during Opposition procedure
Nov 7, 2019
Auxiliary request during Opposition procedure
Nov 7, 2019
Auxiliary request during Opposition procedure
Nov 7, 2019
Auxiliary request during Opposition procedure
Nov 7, 2019
Auxiliary request during Opposition procedure
Nov 7, 2019
Auxiliary request during Opposition procedure - 01
Nov 7, 2019
Auxiliary request during Opposition procedure - 02
Nov 7, 2019
Auxiliary request during Opposition procedure - 03
Nov 7, 2019
Auxiliary request during Opposition procedure - 04
Nov 7, 2019
Auxiliary request during Opposition procedure - 05
Nov 7, 2019
Auxiliary request during Opposition procedure - 06
Nov 7, 2019
Auxiliary request during Opposition procedure - 07
Nov 7, 2019
Citation in opposition procedure - 014
Nov 7, 2019
Citation in opposition procedure - 015
Nov 7, 2019
Letter accompanying subsequently filed items
Nov 7, 2019
Reply of the patent proprietor to the notice(s) of opposition
Oct 11, 2019
Brief communication - Opposition proceedings
Oct 11, 2019
Communication concerning the filing of a power of attorney
Oct 11, 2019
Communication of amended entries concerning the representative
Oct 7, 2019
(Electronic) Receipt
Oct 7, 2019
Letter accompanying subsequently filed items
Oct 7, 2019
Submission concerning change of proprietor's representative
Jun 27, 2019
Communication of a notice of opposition and request to file observations
Jun 27, 2019
Notice of further oppositions to opponent(s)
Jun 18, 2019
Communication of a notice of opposition - first information to patent proprietor
Jun 12, 2019
(Electronic) Receipt
Jun 12, 2019
Citation in opposition procedure - 001
Jun 12, 2019
Citation in opposition procedure - 002
Jun 12, 2019
Citation in opposition procedure - 002
Jun 12, 2019
Citation in opposition procedure - 003
Jun 12, 2019
Citation in opposition procedure - 004
Jun 12, 2019
Citation in opposition procedure - 005
Jun 12, 2019
Citation in opposition procedure - 006
Jun 12, 2019
Citation in opposition procedure - 007
Jun 12, 2019
Citation in opposition procedure - 008
Jun 12, 2019
Citation in opposition procedure - 008
Jun 12, 2019
Citation in opposition procedure - 009
Jun 12, 2019
Citation in opposition procedure - 010
Jun 12, 2019
Citation in opposition procedure - 011
Jun 12, 2019
Citation in opposition procedure - 012
Jun 12, 2019
Citation in opposition procedure - 013
Jun 12, 2019
Letter accompanying subsequently filed items
Jun 12, 2019
Notice of opposition
Jun 12, 2019
Notice of opposition
Sep 24, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Sep 20, 2018
Correction to published European patent application/patent specification
Sep 13, 2018
Republication of front page of international application with corrected bibliographic data
Sep 13, 2018
Republication of front page of international application with corrected bibliographic data
Aug 24, 2018
(Electronic) Receipt
Aug 24, 2018
Letter accompanying subsequently filed items
Aug 24, 2018
Request for correction of the publication
Aug 17, 2018
Decision to grant a European patent
Aug 2, 2018
(Electronic) Receipt
Aug 2, 2018
Filing of the translations of the claims
Aug 2, 2018
French translation of claims
Aug 2, 2018
German translation of the claims
Aug 2, 2018
Letter accompanying subsequently filed items
Mar 27, 2018
Bibliographic data of the European patent application
Mar 27, 2018
Communication about intention to grant a European patent
Mar 27, 2018
Intention to grant (signatures)
Mar 27, 2018
Text intended for grant (clean copy)
Mar 27, 2018
Text intended for grant (version for approval)
Feb 19, 2018
Examination started
Sep 30, 2015
Refund of fees
Sep 8, 2015
Decision to allow further processing
Jun 23, 2015
(Electronic) Receipt
Jun 23, 2015
Amended claims filed after receipt of (European) search report
Jun 23, 2015
Amended claims with annotations
Jun 23, 2015
Letter accompanying subsequently filed items
Jun 23, 2015
Request for further processing
Apr 13, 2015
Application deemed to be withdrawn (non-reply to Written Opinion)
Oct 1, 2014
Notification on forthcoming publication of bibliographic data
Sep 2, 2014
Invitation to indicate correct address of inventor
Aug 26, 2014
Letter which had not been notified
Aug 1, 2014
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Jul 30, 2014
Communication to designated inventor
Jul 30, 2014
Communication to designated inventor
Jul 30, 2014
Communication to designated inventor
Jul 30, 2014
Communication to designated inventor
Jul 7, 2014
Copy of the international preliminary report on patentability
Jun 26, 2014
Communication in cases for which no other form is applicable
Jun 26, 2014
Communication in cases for which no other form is applicable
Jun 10, 2014
(Electronic) Receipt
Jun 10, 2014
Request for entry into the European phase
May 6, 2014
Information on entry into European phase
Feb 27, 2014
Republication of front page of international application with corrected bibliographic data
Sep 14, 2013
Priority document (electronically transmitted)
Aug 22, 2013
Copy of the international search report
Aug 22, 2013
Published international application - A9
Jun 27, 2013
Copy of the international search report
Jun 27, 2013
Published international application - A1
Apr 26, 2013
Written opinion of the ISA, boxes No. I to VIII
Apr 26, 2013
Written opinion of the ISA, cover sheet
Apr 26, 2013
Written opinion of the ISA, supplemental box
Dec 31, 2012
Abstract
Dec 31, 2012
Claims
Dec 31, 2012
Description
Dec 31, 2012
Drawings

EP2794635

F HOFFMANN LA ROCHE

Application Number: EP12806322A
Filing Date: Dec 18, 2012
Status: Opposition Rejected; Oct 22, 2021
Publication Date: Nov 14, 2018
External Links: Slate, Register , Google Patents

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Ion Exchange Membrane Chromatography

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Dossier Documents

EP2794635