Anti-Pd-L1 Antibodies And Their Use To Enhance T-Cell Function

Patent No. EP2376535 (titled "Anti-Pd-L1 Antibodies And Their Use To Enhance T-Cell Function") was filed by F Hoffmann LA Roche on Dec 8, 2009. The application was issued on Sep 13, 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
FURO VENTURES	Jan 12, 2018	BREUER

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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Apr 12, 2023
Termination of the opposition proceedings with revocation of patent
Mar 31, 2023
Advice of delivery
Mar 27, 2023
Decision of the Board of Appeal
Mar 27, 2023
Decision of the Board of Appeal
Mar 27, 2023
F3032 Notification(s) of the decision
Mar 27, 2023
F3032 Notification(s) of the decision
Jan 4, 2023
Claims submitted during oral proceedings
Jan 4, 2023
F3013 Oral Proceedings: Forwarding minutes
Jan 4, 2023
F3013 Oral Proceedings: Forwarding minutes
Jan 4, 2023
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Jan 4, 2023
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Dec 20, 2022
F3345 Forwarding of submissions to parties
Dec 19, 2022
(Electronic) Receipt
Dec 19, 2022
Letter accompanying subsequently filed items
Dec 19, 2022
Letter dealing with oral proceedings during the appeal procedure
Dec 16, 2022
F3004 Communication of the Registry
Dec 16, 2022
F3004 Communication of the Registry
Dec 16, 2022
F3345 Forwarding of submissions to parties
Dec 14, 2022
F3345 Forwarding of submissions to parties
Dec 13, 2022
(Electronic) Receipt
Dec 13, 2022
Letter accompanying subsequently filed items
Dec 13, 2022
Letter dealing with oral proceedings during the appeal procedure
Dec 9, 2022
(Electronic) Receipt
Dec 9, 2022
Letter accompanying subsequently filed items
Dec 9, 2022
Letter dealing with oral proceedings during the appeal procedure
Nov 11, 2022
F3004 Communication of the Registry
Nov 11, 2022
F3004 Communication of the Registry
Nov 11, 2022
F3345 Forwarding of submissions to parties
Oct 31, 2022
(Electronic) Receipt
Oct 31, 2022
Letter accompanying subsequently filed items
Oct 31, 2022
Letter dealing with oral proceedings during the appeal procedure
Oct 6, 2022
F3345 Forwarding of submissions to parties
Sep 30, 2022
(Electronic) Receipt
Sep 30, 2022
Letter accompanying subsequently filed items
Sep 30, 2022
Letter dealing with oral proceedings during the appeal procedure
Jul 15, 2022
F3057 Communication: Change of responsibility of a Board of Appeal
Jul 4, 2022
Advice of delivery
Jun 23, 2022
F3017 Oral Proceedings: Notification of cancellation/postponing
Jun 23, 2022
F3017 Oral Proceedings: Notification of cancellation/postponing
Jun 23, 2022
F3345 Forwarding of submissions to parties
Jun 22, 2022
F3014 Oral Proceedings: Order cancelling/postponing
Jun 21, 2022
(Electronic) Receipt
Jun 21, 2022
Letter accompanying subsequently filed items
Jun 21, 2022
Oral proceedings: Request for postponement
Jun 13, 2022
F3345 Forwarding of submissions to parties
Jun 10, 2022
(Electronic) Receipt
Jun 10, 2022
Citation in appeal procedure - 051
Jun 10, 2022
Letter accompanying subsequently filed items
Jun 10, 2022
Letter dealing with oral proceedings during the appeal procedure
Jun 3, 2022
(Electronic) Receipt
Jun 3, 2022
F3345 Forwarding of submissions to parties
Jun 3, 2022
Letter accompanying subsequently filed items
Jun 3, 2022
Letter dealing with oral proceedings during the appeal procedure
Jun 3, 2022
Non-Patent Literature cited during the appeal procedure
Jun 2, 2022
(Electronic) Receipt
Jun 2, 2022
Letter accompanying subsequently filed items
Jun 1, 2022
F3345 Forwarding of submissions to parties
Jun 1, 2022
F3345 Forwarding of submissions to parties
May 27, 2022
(Electronic) Receipt
May 27, 2022
Letter accompanying subsequently filed items
May 27, 2022
Request for interpreters during oral proceedings
May 25, 2022
(Electronic) Receipt
May 25, 2022
Annexes (other than cited documents) regarding appeal procedure
May 25, 2022
Letter accompanying subsequently filed items
May 25, 2022
Letter dealing with oral proceedings during the appeal procedure
Apr 29, 2022
F3345 Forwarding of submissions to parties
Apr 27, 2022
(Electronic) Receipt
Apr 27, 2022
Amended claims with annotations
Apr 27, 2022
Claims
Apr 27, 2022
Letter accompanying subsequently filed items
Apr 27, 2022
Letter dealing with oral proceedings during the appeal procedure
Mar 23, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 23, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jul 5, 2021
Advice of delivery
Jun 28, 2021
Advice of delivery
Jun 28, 2021
F3011.1 Oral Proceedings: summons
Jun 28, 2021
F3011.1 Oral Proceedings: summons
Jun 28, 2021
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Jun 23, 2021
F3010 Oral proceedings: order for summons
Apr 7, 2021
F3303.16 Change of composition of the Board (T)
Apr 23, 2020
F3345 Forwarding of submissions to parties
Apr 17, 2020
(Electronic) Receipt
Apr 17, 2020
Amended claims with annotations
Apr 17, 2020
Cited document during appeal procedure
Apr 17, 2020
Cited document during appeal procedure
Apr 17, 2020
Cited document during appeal procedure
Apr 17, 2020
Cited document during appeal procedure
Apr 17, 2020
Claims
Apr 17, 2020
Letter accompanying subsequently filed items
Apr 17, 2020
Reply to appeal
Dec 9, 2019
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Dec 3, 2019
(Electronic) Receipt
Dec 3, 2019
Cited document during appeal procedure
Dec 3, 2019
Cited document during appeal procedure
Dec 3, 2019
Cited document during appeal procedure
Dec 3, 2019
Cited document during appeal procedure
Dec 3, 2019
Cited document during appeal procedure
Dec 3, 2019
Cited document during appeal procedure
Dec 3, 2019
Cited document during appeal procedure
Dec 3, 2019
Cited document during appeal procedure
Dec 3, 2019
Cited document during appeal procedure
Dec 3, 2019
Cited document during appeal procedure
Dec 3, 2019
Cited document during appeal procedure
Dec 3, 2019
Cited document during appeal procedure
Dec 3, 2019
Cited document during appeal procedure
Dec 3, 2019
Cited document during appeal procedure
Dec 3, 2019
Cited document during appeal procedure
Dec 3, 2019
Cited document during appeal procedure
Dec 3, 2019
Letter accompanying subsequently filed items
Dec 3, 2019
Statement of grounds of appeal
Oct 24, 2019
Composition of the board (T)
Oct 11, 2019
F3204 Communication of the file number to the parties
Oct 4, 2019
(Electronic) Receipt
Oct 4, 2019
Letter accompanying subsequently filed items
Oct 4, 2019
Notice of appeal
Sep 10, 2019
Brief communication - Opposition proceedings
Sep 10, 2019
Communication of amended entries
Sep 10, 2019
Communication of amended entries
Sep 5, 2019
Brief communication - Opposition proceedings
Sep 5, 2019
Communication of amended entries
Sep 4, 2019
Request for change of opponent's representative
Aug 30, 2019
Request concerning the applicant/representative
Aug 28, 2019
Request concerning representative opponent
Jul 30, 2019
Advice of delivery
Jul 30, 2019
Advice of delivery
Jul 29, 2019
Advice of delivery
Jul 29, 2019
Advice of delivery
Jul 25, 2019
Acknowledgement of a document
Jul 25, 2019
Acknowledgement of a document
Jul 25, 2019
Annex to the communication - opposition
Jul 25, 2019
Decision of the Opposition Division and instruction
Jul 25, 2019
Decision rejecting the opposition
Jul 25, 2019
Grounds for the decision (Annex) - opposition
Jul 25, 2019
Internal form - Opposition/addressees
Jul 25, 2019
Internal form - Opposition/addressees
Jul 25, 2019
Means of redress
Jul 25, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 25, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 25, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 25, 2019
Provision of a copy of the minutes - opposition procedure
May 9, 2019
Information about the result of oral proceedings
Apr 25, 2019
Brief communication - Opposition proceedings
Apr 23, 2019
(Electronic) Receipt
Apr 23, 2019
Citation in opposition procedure
Apr 23, 2019
Citation in opposition procedure
Apr 23, 2019
Citation in opposition procedure
Apr 23, 2019
Letter accompanying subsequently filed items
Apr 23, 2019
Non-patent literature cited during the opposition procedure
Apr 23, 2019
Written submission in preparation to/during oral proceedings
Apr 23, 2019
Written submission in preparation to/during oral proceedings
Apr 17, 2019
(Electronic) Receipt
Apr 17, 2019
Citation in opposition procedure
Apr 17, 2019
Citation in opposition procedure
Apr 17, 2019
Citation in opposition procedure
Apr 17, 2019
Consolidated list of cited opposition documents
Apr 17, 2019
Letter accompanying subsequently filed items
Apr 17, 2019
Non-patent literature cited during the opposition procedure
Apr 17, 2019
Written submission in preparation to/during oral proceedings
Mar 14, 2019
Brief communication - Opposition proceedings
Mar 13, 2019
Brief communication - Opposition proceedings
Mar 11, 2019
Brief communication - Opposition proceedings
Mar 8, 2019
(Electronic) Receipt
Mar 8, 2019
(Electronic) Receipt
Mar 8, 2019
Letter accompanying subsequently filed items
Mar 8, 2019
Letter accompanying subsequently filed items
Mar 8, 2019
Non-patent literature cited during the opposition procedure
Mar 8, 2019
Non-patent literature cited during the opposition procedure
Mar 8, 2019
Non-patent literature cited during the opposition procedure
Mar 8, 2019
Non-patent literature cited during the opposition procedure
Mar 8, 2019
Non-patent literature cited during the opposition procedure
Mar 8, 2019
Non-patent literature cited during the opposition procedure
Mar 8, 2019
Non-patent literature cited during the opposition procedure
Mar 8, 2019
Non-patent literature cited during the opposition procedure
Mar 8, 2019
Non-patent literature cited during the opposition procedure
Mar 8, 2019
Non-patent literature cited during the opposition procedure
Mar 8, 2019
Written submission in preparation to/during oral proceedings
Mar 8, 2019
Written submission in preparation to/during oral proceedings
Mar 6, 2019
(Electronic) Receipt
Mar 6, 2019
Letter accompanying subsequently filed items
Mar 6, 2019
Request for interpreters during oral proceedings
Oct 29, 2018
Advice of delivery
Oct 25, 2018
Advice of delivery
Oct 25, 2018
Advice of delivery
Oct 23, 2018
Advice of delivery
Oct 22, 2018
Acknowledgement of a document
Oct 22, 2018
Acknowledgement of a document
Oct 22, 2018
Information concerning oral proceedings
Oct 22, 2018
Notification concerning the date of oral proceedings
Oct 22, 2018
Notification concerning the date of oral proceedings
Oct 22, 2018
Summons to attend oral proceedings
Oct 22, 2018
Summons to attend oral proceedings
Oct 15, 2018
Brief communication - Opposition proceedings
Oct 8, 2018
Advice of delivery
Oct 8, 2018
Any annexes (other than citation) to an opposition letter
Oct 8, 2018
Oral proceedings: Request for postponement
Oct 5, 2018
Any annexes (other than citation) to an opposition letter
Oct 5, 2018
Communication of amended entries
Oct 5, 2018
Oral proceedings: Request for postponement
Oct 2, 2018
Brief communication - Opposition proceedings
Sep 27, 2018
(Electronic) Receipt
Sep 27, 2018
Advice of delivery
Sep 27, 2018
Letter accompanying subsequently filed items
Sep 27, 2018
Request for a change of address - opponent
Sep 26, 2018
Advice of delivery
Sep 25, 2018
Advice of delivery
Sep 24, 2018
Brief communication - Opposition proceedings
Sep 24, 2018
Brief communication - Opposition proceedings
Sep 24, 2018
Communication of amended entries
Sep 21, 2018
Acknowledgement of a document
Sep 21, 2018
Acknowledgement of a document
Sep 21, 2018
Annex to the communication - opposition
Sep 21, 2018
Information concerning oral proceedings
Sep 21, 2018
Preparation for oral proceedings
Sep 21, 2018
Summons to attend oral proceedings
Sep 21, 2018
Summons to attend oral proceedings
Sep 19, 2018
(Electronic) Receipt
Sep 19, 2018
Letter accompanying subsequently filed items
Sep 19, 2018
Request for change of opponent's representative
Jun 8, 2018
Brief communication - Opposition proceedings
Jun 4, 2018
(Electronic) Receipt
Jun 4, 2018
Amended claims with annotations
Jun 4, 2018
Amended claims with annotations
Jun 4, 2018
Amended claims with annotations
Jun 4, 2018
Amended claims with annotations
Jun 4, 2018
Amended claims with annotations
Jun 4, 2018
Amended claims with annotations
Jun 4, 2018
Amended claims with annotations
Jun 4, 2018
Any annexes (other than citation) to an opposition letter
Jun 4, 2018
Citation in opposition procedure
Jun 4, 2018
Citation in opposition procedure
Jun 4, 2018
Citation in opposition procedure
Jun 4, 2018
Citation in opposition procedure
Jun 4, 2018
Citation in opposition procedure
Jun 4, 2018
Citation in opposition procedure
Jun 4, 2018
Citation in opposition procedure
Jun 4, 2018
Citation in opposition procedure
Jun 4, 2018
Claims
Jun 4, 2018
Claims
Jun 4, 2018
Claims
Jun 4, 2018
Claims
Jun 4, 2018
Claims
Jun 4, 2018
Claims
Jun 4, 2018
Claims
Jun 4, 2018
Letter accompanying subsequently filed items
Jun 4, 2018
Non-patent literature cited during the opposition procedure
Jun 4, 2018
Non-patent literature cited during the opposition procedure
Jun 4, 2018
Non-patent literature cited during the opposition procedure
Jun 4, 2018
Non-patent literature cited during the opposition procedure
Jun 4, 2018
Reply of the patent proprietor to the notice(s) of opposition
Jan 25, 2018
Refund of fees
Jan 24, 2018
Communication of a notice of opposition and request to file observations
Jan 24, 2018
Notice of further oppositions to opponent(s)
Jan 18, 2018
Communication of a notice of opposition - first information to patent proprietor
Jan 12, 2018
(Electronic) Receipt
Jan 12, 2018
(Electronic) Receipt
Jan 12, 2018
Letter accompanying subsequently filed items
Jan 12, 2018
Letter accompanying subsequently filed items
Jan 12, 2018
Non-patent literature cited during the opposition procedure
Jan 12, 2018
Non-patent literature cited during the opposition procedure
Jan 12, 2018
Non-patent literature cited during the opposition procedure
Jan 12, 2018
Non-patent literature cited during the opposition procedure
Jan 12, 2018
Non-patent literature cited during the opposition procedure
Jan 12, 2018
Notice of opposition
Jan 12, 2018
Notice of opposition
Jan 12, 2018
Patent document cited during the opposition procedure
Jan 12, 2018
Patent document cited during the opposition procedure
Jan 12, 2018
Patent document cited during the opposition procedure
Jan 12, 2018
Patent document cited during the opposition procedure
Jul 20, 2017
Communication concerning correction of publication errors in European patent specification
Jul 17, 2017
Letter concerning publication issues
Jul 13, 2017
Annex
Jul 13, 2017
Annex
Jul 13, 2017
Request for correction of the publication
Apr 12, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 16, 2017
Decision to grant a European patent
Feb 24, 2017
Filing of the translations of the claims
Dec 15, 2016
Bibliographic data of the European patent application
Dec 15, 2016
Communication about intention to grant a European patent
Dec 15, 2016
Intention to grant (signatures)
Dec 15, 2016
Text intended for grant (clean copy)
Dec 15, 2016
Text intended for grant (sequence listing)
Dec 15, 2016
Text intended for grant (version for approval)
Nov 29, 2016
Communication concerning the filing of a power of attorney
Nov 29, 2016
Communication of amended entries concerning the representative
Nov 28, 2016
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Nov 22, 2016
(Electronic) Receipt
Nov 22, 2016
Amended claims with annotations
Nov 22, 2016
Claims
Nov 22, 2016
French translation of claims
Nov 22, 2016
German translation of the claims
Nov 22, 2016
Letter accompanying subsequently filed items
Nov 22, 2016
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Jul 12, 2016
Bibliographic data of the European patent application
Jul 12, 2016
Communication about intention to grant a European patent
Jul 12, 2016
Text intended for grant (clean copy)
Jul 12, 2016
Text intended for grant (sequence listing)
Jul 12, 2016
Text intended for grant (version for approval)
Feb 17, 2016
(Electronic) Receipt
Feb 17, 2016
Amended claims with annotations
Feb 17, 2016
Amended description with annotations
Feb 17, 2016
Claims
Feb 17, 2016
Description
Feb 17, 2016
Letter accompanying subsequently filed items
Feb 17, 2016
Reply to communication from the Examining Division
Dec 23, 2015
Grant of extension of time limit (examination procedure)
Dec 18, 2015
(Electronic) Receipt
Dec 18, 2015
Letter accompanying subsequently filed items
Dec 18, 2015
Request for extension of time limit to communication from the Examining Division
Aug 18, 2015
Annex to the communication
Aug 18, 2015
Communication from the Examining Division
Apr 13, 2015
(Electronic) Receipt
Apr 13, 2015
Amended claims with annotations
Apr 13, 2015
Annex
Apr 13, 2015
Claims
Apr 13, 2015
Letter accompanying subsequently filed items
Apr 13, 2015
Non-patent literature cited during the examination procedure
Apr 13, 2015
Non-patent literature cited during the examination procedure
Apr 13, 2015
Non-patent literature cited during the examination procedure
Apr 13, 2015
Reply to communication from the Examining Division
Feb 2, 2015
Grant of extension of time limit (examination procedure)
Jan 28, 2015
(Electronic) Receipt
Jan 28, 2015
Letter accompanying subsequently filed items
Jan 28, 2015
Request for extension of time limit to communication from the Examining Division
Oct 1, 2014
Annex to the communication
Oct 1, 2014
Communication from the Examining Division
Jan 17, 2014
Decision to allow further processing
Dec 18, 2013
(Electronic) Receipt
Dec 18, 2013
Amended claims with annotations
Dec 18, 2013
Claims
Dec 18, 2013
Letter accompanying subsequently filed items
Dec 18, 2013
Request for further processing
Oct 9, 2013
Application deemed to be withdrawn (no reply to communication from the Examining Division)
Sep 11, 2013
Refusal of request for extension of time limit
Sep 5, 2013
(Electronic) Receipt
Sep 5, 2013
Letter accompanying subsequently filed items
Sep 5, 2013
Request for extension of time limit to communication from the Examining Division
Jul 12, 2013
Communication of the registration of a transfer or change of name and/or address
Jul 4, 2013
Grant of extension of time limit (examination procedure)
Jul 3, 2013
Matter concerning the application
Jul 3, 2013
Notification of the recording of a change
Jul 3, 2013
Notification of the recording of a change
Jul 3, 2013
Request for correction of client data
Jun 28, 2013
(Electronic) Receipt
Jun 28, 2013
Letter accompanying subsequently filed items
Jun 28, 2013
Request for extension of time limit to communication from the Examining Division
Feb 28, 2013
Annex to the communication
Feb 28, 2013
Communication from the Examining Division
Feb 3, 2012
Amended claims filed after receipt of (European) search report
Feb 3, 2012
Amended claims with annotations
Feb 3, 2012
Amendments received before examination
Feb 3, 2012
Cover sheet for fax transmission
Oct 18, 2011
(Electronic) Receipt
Oct 18, 2011
Letter accompanying subsequently filed items
Oct 18, 2011
Letter concerning the inventor
Sep 21, 2011
Notification on forthcoming publication of bibliographic data
Sep 1, 2011
Invitation to indicate correct address of inventor
Aug 15, 2011
Letter which had not been notified
Jul 25, 2011
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Jun 15, 2011
Annexes to the international preliminary examination report
Jun 15, 2011
Copy of the international preliminary examination report
May 13, 2011
Information on entry into European phase
May 4, 2011
(Electronic) Receipt
May 4, 2011
Amended drawings filed after receipt of (European) search report
May 4, 2011
Request for entry into the European phase
Feb 28, 2011
Notification of the recording of a change
Feb 28, 2011
Notification of the recording of a change
Feb 9, 2011
Annex to International preliminary examination report
Feb 9, 2011
International preliminary examination report
Feb 9, 2011
International preliminary examination report
Feb 9, 2011
International preliminary examination report - free text sheet
Feb 9, 2011
International preliminary examination report - free text sheet
Feb 9, 2011
International preliminary examination report - points I-VIII
Feb 9, 2011
International preliminary examination report - points I-VIII
Feb 9, 2011
Notification of documents sent to WIPO
Feb 9, 2011
Transmittal of International Preliminary Examination Report
Nov 18, 2010
Notification of election of EPO
Nov 2, 2010
Amendments of documents (Article 19 PCT)
Oct 21, 2010
Notification of documents sent to WIPO
Oct 21, 2010
Notification of receipt of demand
Oct 4, 2010
Letter regarding PCTII procedure
Oct 4, 2010
PCT demand form
Oct 4, 2010
PCT(IPEA): Amended sheet - drawings
Jul 28, 2010
Priority document (electronically transmitted)
Jul 8, 2010
Copy of the international search report
Jul 8, 2010
Published international application - A1
Jul 8, 2010
Sequence listing
Apr 28, 2010
Written opinion of the ISA, boxes No. I to VIII
Apr 28, 2010
Written opinion of the ISA, cover sheet
Apr 28, 2010
Written opinion of the ISA, supplemental box
Dec 16, 2009
Abstract
Dec 16, 2009
Claims
Dec 16, 2009
Description
Dec 16, 2009
Drawings
Dec 16, 2009
Sequence listing
Dec 16, 2009
Submission concerning representation

EP2376535

F HOFFMANN LA ROCHE

Application Number: EP09764997A
Filing Date: Dec 8, 2009
Status: Revoked; Apr 12, 2023
Publication Date: Sep 13, 2017
External Links: Slate, Register , Google Patents

IP Verse

Anti-Pd-L1 Antibodies And Their Use To Enhance T-Cell Function

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP2376535