Cancer Treatments

Patent No. EP3197456 (titled "Cancer Treatments") was filed by Nucana on May 14, 2015. The application was issued on Oct 11, 2023.

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
MULLEN	Dec 20, 2018	ELKINGTON AND FIFE

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 14, 2023
Decision to maintain the European patent in amended form
Sep 14, 2023
Decision to maintain the European patent in amended form
Sep 8, 2023
Termination of the opposition proceedings with maintenance of patent
Sep 5, 2023
(Electronic) Receipt
Sep 5, 2023
French translation of claims
Sep 5, 2023
German translation of the claims
Sep 5, 2023
Letter accompanying subsequently filed items
Jun 16, 2023
Communication of bibliographic data
Jun 16, 2023
Communication to opponent concerning maintenance
Jun 16, 2023
Communication with request to file translations
Jun 14, 2023
Refund of fees
Jun 12, 2023
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jun 12, 2023
Maintenance of the patent with the documents specified in the final decision
Jun 2, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Jun 2, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Jun 2, 2023
F3345 Forwarding of submissions to parties
Jun 1, 2023
F3014 Oral Proceedings: Order cancelling/postponing
May 30, 2023
(Electronic) Receipt
May 30, 2023
Letter accompanying subsequently filed items
May 30, 2023
Withdrawal of an appeal
May 30, 2023
Withdrawal of an appeal
May 8, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
May 8, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Apr 3, 2023
F3022 Oral proceedings: change of board composition
Mar 29, 2023
F3303.17 Change of the composition of the Board (T), in case Chairman is a legal member
Nov 3, 2022
Oral proceedings: change of venue
Nov 3, 2022
Oral proceedings: change of venue
Nov 2, 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 27, 2022
(Electronic) Receipt
Oct 27, 2022
F3936 Acknowledgement of receipt Board of Appeal
Oct 27, 2022
Letter accompanying subsequently filed items
Oct 17, 2022
F3345 Forwarding of submissions to parties
Oct 12, 2022
(Electronic) Receipt
Oct 12, 2022
Letter accompanying subsequently filed items
Oct 12, 2022
Letter dealing with oral proceedings during the appeal procedure
Oct 10, 2022
F3004 Communication of the Registry
Oct 10, 2022
F3011.1 Oral Proceedings: summons
Oct 10, 2022
F3011.1 Oral Proceedings: summons
Oct 5, 2022
F3010 Oral proceedings: order for summons
Jul 29, 2022
F3057 Communication: Change of responsibility of a Board of Appeal
Jul 26, 2022
Composition of the board (T)
Feb 7, 2022
F3345 Forwarding of submissions to parties
Feb 1, 2022
(Electronic) Receipt
Feb 1, 2022
Letter accompanying subsequently filed items
Feb 1, 2022
Letter relating to Appeal Procedure
Feb 1, 2022
Letter relating to Appeal Procedure
Dec 10, 2021
F3345 Forwarding of submissions to parties
Dec 3, 2021
(Electronic) Receipt
Dec 3, 2021
Amended claims with annotations
Dec 3, 2021
Amended claims with annotations
Dec 3, 2021
Amended claims with annotations
Dec 3, 2021
Amended claims with annotations
Dec 3, 2021
Auxiliary request during appeals procedure - 02
Dec 3, 2021
Auxiliary request during appeals procedure - 03
Dec 3, 2021
Auxiliary request during appeals procedure - 04
Dec 3, 2021
Drawings
Dec 3, 2021
Letter accompanying subsequently filed items
Dec 3, 2021
Main request during appeals procedure
Dec 3, 2021
Reply to appeal
Dec 3, 2021
Reply to appeal
Nov 10, 2021
Document concerning representation
Nov 10, 2021
Letter accompanying subsequently filed items
Jul 26, 2021
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jul 19, 2021
(Electronic) Receipt
Jul 19, 2021
Letter accompanying subsequently filed items
Jul 19, 2021
Letter relating to Appeal Procedure
Jul 19, 2021
Statement of grounds of appeal
May 11, 2021
F3204 Communication of the file number to the parties
May 11, 2021
F3204 Communication of the file number to the parties
May 4, 2021
(Electronic) Receipt
May 4, 2021
Letter accompanying subsequently filed items
May 4, 2021
Notice of appeal
Mar 15, 2021
(Electronic) Receipt
Mar 15, 2021
Advice of delivery
Mar 15, 2021
Letter accompanying subsequently filed items
Mar 12, 2021
Advice of delivery
Mar 12, 2021
Annex to the communication - opposition
Mar 12, 2021
Decision of the Opposition Division and instruction
Mar 12, 2021
Druckexemplar in opposition procedure
Mar 12, 2021
Grounds for the decision (Annex) - opposition
Mar 12, 2021
Interlocutory decision in opposition proceedings
Mar 12, 2021
Internal form - Opposition/addressees
Mar 12, 2021
Internal form - Opposition/addressees
Mar 12, 2021
Means of redress
Mar 12, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 12, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 12, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Mar 12, 2021
Provision of a copy of the minutes - opposition procedure
Mar 12, 2021
Scanned annex to a communication - opposition procedure
Mar 12, 2021
Scanned annex to a communication - opposition procedure
Mar 12, 2021
Transmittal of decision / summons - opposition
Mar 12, 2021
Transmittal of decision / summons - opposition
Feb 5, 2021
Information about the result of oral proceedings
Jan 4, 2021
(Electronic) Receipt
Jan 4, 2021
Letter accompanying subsequently filed items
Dec 4, 2020
Brief communication - Opposition proceedings
Dec 4, 2020
Notification concerning the date of oral proceedings
Dec 4, 2020
Notification concerning the date of oral proceedings
Nov 30, 2020
(Electronic) Receipt
Nov 30, 2020
Letter accompanying subsequently filed items
Nov 30, 2020
Oral proceedings: reply to date proposed
Nov 9, 2020
Brief communication - Opposition proceedings
Nov 4, 2020
(Electronic) Receipt
Nov 4, 2020
Letter accompanying subsequently filed items
Nov 4, 2020
Request for interpreters during oral proceedings
Sep 28, 2020
Brief communication - Opposition proceedings
Sep 23, 2020
(Electronic) Receipt
Sep 23, 2020
Letter accompanying subsequently filed items
Sep 23, 2020
Oral proceedings: reply to date proposed
Sep 22, 2020
Advice of delivery
Sep 17, 2020
(Electronic) Receipt
Sep 17, 2020
Advice of delivery
Sep 17, 2020
Letter accompanying subsequently filed items
Sep 15, 2020
Acknowledgement of a document
Sep 15, 2020
Acknowledgement of a document
Sep 15, 2020
Annex to the communication - opposition
Sep 15, 2020
Information concerning oral proceedings
Sep 15, 2020
Summons to attend oral proceedings
Sep 15, 2020
Summons to attend oral proceedings
Aug 14, 2020
Notification concerning the date of oral proceedings
Aug 14, 2020
Notification concerning the date of oral proceedings
Aug 12, 2020
Brief communication - Opposition proceedings
Aug 12, 2020
Brief communication - Opposition proceedings
Aug 5, 2020
(Electronic) Receipt
Aug 5, 2020
Letter accompanying subsequently filed items
Aug 5, 2020
Oral proceedings: reply to date proposed
Aug 4, 2020
(Electronic) Receipt
Aug 4, 2020
Letter accompanying subsequently filed items
Aug 4, 2020
Oral proceedings: reply to date proposed
Jul 20, 2020
Notification concerning the date of oral proceedings
Jul 20, 2020
Notification concerning the date of oral proceedings
Jul 8, 2020
Brief communication - Opposition proceedings
Jul 3, 2020
(Electronic) Receipt
Jul 3, 2020
Letter accompanying subsequently filed items
Jul 3, 2020
Request for interpreters during oral proceedings
Jun 26, 2020
Advice of delivery
Jun 24, 2020
Communication about missing advice of delivery
Jun 10, 2020
Communication about missing advice of delivery
Jun 4, 2020
Communication of amended entries concerning the representative
May 29, 2020
Submission concerning change of applicant's representative
May 19, 2020
(Electronic) Receipt
May 19, 2020
Advice of delivery
May 19, 2020
Letter accompanying subsequently filed items
May 6, 2020
Acknowledgement of a document
May 6, 2020
Acknowledgement of a document
May 6, 2020
Annex to the communication - opposition
May 6, 2020
Information concerning oral proceedings
May 6, 2020
Summons to attend oral proceedings
May 6, 2020
Summons to attend oral proceedings
Mar 13, 2020
Notification concerning the date of oral proceedings
Mar 13, 2020
Notification concerning the date of oral proceedings
Mar 10, 2020
Notification concerning the date of oral proceedings
Mar 10, 2020
Notification concerning the date of oral proceedings
Mar 9, 2020
(Electronic) Receipt
Mar 9, 2020
Letter accompanying subsequently filed items
Mar 9, 2020
Oral proceedings: Request for postponement
Feb 27, 2020
Brief communication - Opposition proceedings
Feb 24, 2020
Letter accompanying subsequently filed items
Feb 24, 2020
Written submission in preparation to/during oral proceedings
Feb 24, 2020
Written submission in preparation to/during oral proceedings
Jan 22, 2020
Brief communication - Opposition proceedings
Jan 21, 2020
Brief communication - Opposition proceedings
Jan 16, 2020
(Electronic) Receipt
Jan 16, 2020
(Electronic) Receipt
Jan 16, 2020
Auxiliary request during Opposition procedure
Jan 16, 2020
Auxiliary request during Opposition procedure
Jan 16, 2020
Auxiliary request during Opposition procedure
Jan 16, 2020
Auxiliary request during Opposition procedure - 02
Jan 16, 2020
Auxiliary request during Opposition procedure - 03
Jan 16, 2020
Auxiliary request during Opposition procedure - 04
Jan 16, 2020
Citation in opposition procedure - 018
Jan 16, 2020
Citation in opposition procedure - 019
Jan 16, 2020
Citation in opposition procedure - 020
Jan 16, 2020
Consolidated list of cited opposition documents
Jan 16, 2020
Letter accompanying subsequently filed items
Jan 16, 2020
Letter accompanying subsequently filed items
Jan 16, 2020
Request for interpreters during oral proceedings
Jan 16, 2020
Request for interpreters during oral proceedings
Jan 16, 2020
Written submission in preparation to/during oral proceedings
Oct 1, 2019
Advice of delivery
Sep 27, 2019
Advice of delivery
Sep 25, 2019
Advice of delivery
Sep 19, 2019
Acknowledgement of a document
Sep 19, 2019
Acknowledgement of a document
Sep 19, 2019
Annex to the communication - opposition
Sep 19, 2019
Information concerning oral proceedings
Sep 19, 2019
Summons to attend oral proceedings
Sep 19, 2019
Summons to attend oral proceedings
Jun 25, 2019
Brief communication - Opposition proceedings
Jun 17, 2019
(Electronic) Receipt
Jun 17, 2019
Letter accompanying subsequently filed items
Jun 17, 2019
Letter regarding the opposition procedure (no time limit)
Jun 17, 2019
Reply from the opponent to submission of proprietor
May 31, 2019
Brief communication - Opposition proceedings
May 24, 2019
(Electronic) Receipt
May 24, 2019
Auxiliary request during Opposition procedure
May 24, 2019
Auxiliary request during Opposition procedure - 01
May 24, 2019
Citation in opposition procedure - 009
May 24, 2019
Citation in opposition procedure - 010
May 24, 2019
Citation in opposition procedure - 011
May 24, 2019
Citation in opposition procedure - 012
May 24, 2019
Citation in opposition procedure - 013
May 24, 2019
Citation in opposition procedure - 014
May 24, 2019
Citation in opposition procedure - 015
May 24, 2019
Citation in opposition procedure - 016
May 24, 2019
Citation in opposition procedure - 017
May 24, 2019
Drawings
May 24, 2019
Letter accompanying subsequently filed items
May 24, 2019
Reply of the patent proprietor to the notice(s) of opposition
Feb 27, 2019
Miscellaneous requests concerning client data
Jan 17, 2019
Communication of a notice of opposition and request to file observations
Jan 17, 2019
Notice of further oppositions to opponent(s)
Jan 4, 2019
Communication of a notice of opposition - first information to patent proprietor
Dec 20, 2018
(Electronic) Receipt
Dec 20, 2018
Citation in opposition procedure - 001
Dec 20, 2018
Citation in opposition procedure - 002
Dec 20, 2018
Citation in opposition procedure - 003
Dec 20, 2018
Citation in opposition procedure - 004
Dec 20, 2018
Citation in opposition procedure - 005
Dec 20, 2018
Citation in opposition procedure - 006
Dec 20, 2018
Citation in opposition procedure - 007
Dec 20, 2018
Citation in opposition procedure - 008
Dec 20, 2018
International publication (Pamphlet)
Dec 20, 2018
Notice of opposition
Dec 20, 2018
Notice of opposition
Dec 20, 2018
Notice of opposition
Apr 30, 2018
Communication regarding a request to amend/correct the documents for grant
Apr 30, 2018
Rectification of designation of inventor (Legal Division)
Apr 16, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Apr 10, 2018
(Electronic) Receipt
Apr 10, 2018
Letter accompanying subsequently filed items
Apr 10, 2018
Request for correction of the publication
Mar 21, 2018
Communication to designated inventor
Mar 14, 2018
(Electronic) Receipt
Mar 14, 2018
Letter accompanying subsequently filed items
Mar 14, 2018
Letter concerning the inventor
Mar 14, 2018
Refund of fees
Mar 8, 2018
Decision to grant a European patent
Feb 21, 2018
Communication of the registration of a transfer or change of name and/or address
Feb 20, 2018
(Electronic) Receipt
Feb 20, 2018
Filing of the translations of the claims
Feb 20, 2018
French translation of claims
Feb 20, 2018
German translation of the claims
Feb 13, 2018
Submission concerning change of applicant's name
Jan 30, 2018
Communication of the registration of a transfer or change of name and/or address
Dec 29, 2017
(Electronic) Receipt
Dec 29, 2017
Annexes in respect of a client data request
Dec 29, 2017
Letter accompanying subsequently filed items
Dec 29, 2017
Submission concerning change of applicant's name
Dec 19, 2017
Communication to designated inventor
Dec 19, 2017
Communication to designated inventor
Dec 19, 2017
Communication to designated inventor
Nov 27, 2017
Copy of the international preliminary report on patentability
Nov 10, 2017
Bibliographic data of the European patent application
Nov 10, 2017
Communication about intention to grant a European patent
Nov 10, 2017
Intention to grant (signatures)
Nov 10, 2017
Text intended for grant (clean copy)
Nov 10, 2017
Text intended for grant (version for approval)
Nov 8, 2017
Notification of the recording of a change
Nov 8, 2017
Notification of the recording of a change
Oct 9, 2017
Examination started
Jul 5, 2017
Notification on forthcoming publication of bibliographic data
Apr 28, 2017
(Electronic) Receipt
Apr 28, 2017
Letter accompanying subsequently filed items
Apr 28, 2017
Matter concerning the application
Apr 24, 2017
Information regarding early processing
Apr 18, 2017
(Electronic) Receipt
Apr 18, 2017
Amended claims filed after receipt of (European) search report
Apr 18, 2017
Amended claims with annotations
Apr 18, 2017
Amended description filed after receipt of (European) search report
Apr 18, 2017
Amended description with annotations
Apr 18, 2017
Matter concerning the application
Apr 18, 2017
Request for entry into the European phase
Jan 30, 2017
Submission concerning change of applicant's address
Nov 17, 2016
Copy of the international search report
Nov 17, 2016
Published international application - A1
Nov 20, 2015
ISR: cited documents
Nov 16, 2015
Written opinion of the ISA, boxes No. I to VIII
Nov 16, 2015
Written opinion of the ISA, cover sheet
Nov 16, 2015
Written opinion of the ISA, supplemental box
May 22, 2015
Abstract
May 22, 2015
Claims
May 22, 2015
Description
May 22, 2015
Drawings

EP3197456

NUCANA

Application Number: EP15726258A
Filing Date: May 14, 2015
Status: Patent Maintained As Amended; Sep 8, 2023
Publication Date: Oct 11, 2023
External Links: Slate, Register , Google Patents

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Cancer Treatments

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Dossier Documents

EP3197456