The weekly litigation news digest is live. Subscribe now
The patent EP3153526 was granted to Inserm Institut National DE LA Sant ET DE LA Recherche Mdicale on Sep 23, 2020. The application was filed on Jan 30, 2009 under application number EP16198909A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 | Opposition Status |
|---|---|---|---|
| BOULT WADE TENNANT | Jun 23, 2021 | BOULT WADE TENNANT | ADMISSIBLE |
| TRISHULA THERAPEUTICS | Jun 23, 2021 | HUTTER | ADMISSIBLE |
| ABBVIE | Jun 21, 2021 | MEWBURN ELLIS | ADMISSIBLE |
| SURFACE ONCOLOGY | Jun 21, 2021 | HOIBERG PS | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0125023 |
| DESCRIPTION | EP0173494 |
| DESCRIPTION | EP0239400 |
| DESCRIPTION | EP0519596 |
| DESCRIPTION | EP0592106 |
| DESCRIPTION | US4179337 |
| DESCRIPTION | US4301144 |
| DESCRIPTION | US4496689 |
| DESCRIPTION | US4640835 |
| DESCRIPTION | US4670417 |
| DESCRIPTION | US4791192 |
| DESCRIPTION | US4816567 |
| DESCRIPTION | US4861719 |
| DESCRIPTION | US5202238 |
| DESCRIPTION | US5204244 |
| DESCRIPTION | US5225539 |
| DESCRIPTION | US5278056 |
| DESCRIPTION | US5530101 |
| DESCRIPTION | US5565332 |
| DESCRIPTION | US5585089 |
| DESCRIPTION | US5859205 |
| DESCRIPTION | US5882877 |
| DESCRIPTION | US6013516 |
| DESCRIPTION | WO8702671 |
| DESCRIPTION | WO8705330 |
| DESCRIPTION | WO9109967 |
| DESCRIPTION | WO9419478 |
| DESCRIPTION | WO9514785 |
| DESCRIPTION | WO9602576 |
| DESCRIPTION | WO9622378 |
| DESCRIPTION | WO9710354 |
| DESCRIPTION | WO9845322 |
| EXAMINATION | WO03052121 |
| OPPOSITION | EP0805871 |
| OPPOSITION | EP2654789 |
| OPPOSITION | EP3153526 |
| OPPOSITION | US2003040094 |
| OPPOSITION | US2005037382 |
| OPPOSITION | WO03052121 |
| OPPOSITION | WO2006111986 |
| OPPOSITION | WO2009095478 |
| OPPOSITION | WO2017089334 |
| OPPOSITION | WO2018065552 |
| OPPOSITION | WO2019027935 |
| OTHER | WO03052121 |
| SEARCH | US2005037382 |
| SEARCH | WO2006111986 |
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
Get instant alerts for new documents
Jul 18, 2025
Jul 18, 2025
Jul 18, 2025
Jul 18, 2025
Jul 18, 2025
Jul 18, 2025
Jul 18, 2025
Jul 14, 2023
Jul 14, 2023
Jul 14, 2023
Jul 14, 2023
Jul 14, 2023
Jul 10, 2023
Jul 10, 2023
May 20, 2022
May 20, 2022
May 20, 2022
May 20, 2022
May 16, 2022
May 16, 2022
May 16, 2022
Mar 17, 2022
Mar 17, 2022
Mar 17, 2022
Mar 17, 2022
Mar 11, 2022
Mar 11, 2022
Mar 11, 2022
Mar 11, 2022
Mar 11, 2022
Jan 19, 2022
Jan 19, 2022
Jan 19, 2022
Jan 19, 2022
Jan 14, 2022
Jan 14, 2022
Jan 14, 2022
Jan 14, 2022
Jan 14, 2022
Jan 14, 2022
Jan 14, 2022
Jan 14, 2022
Jan 14, 2022
Jan 14, 2022
Jan 14, 2022
Jan 14, 2022
Jan 14, 2022
Jan 14, 2022
Jan 14, 2022
Jan 14, 2022
Oct 4, 2021
Oct 4, 2021
Oct 4, 2021
Oct 4, 2021
Oct 4, 2021
Sep 22, 2021
Sep 22, 2021
Sep 22, 2021
Jul 16, 2021
Jul 16, 2021
Jul 16, 2021
Jul 16, 2021
Jul 9, 2021
Jul 9, 2021
Jul 9, 2021
Jul 9, 2021
Jul 7, 2021
Jul 7, 2021
Jul 7, 2021
Jul 7, 2021
Jul 7, 2021
Jul 6, 2021
Jun 29, 2021
Jun 29, 2021
Jun 29, 2021
Jun 29, 2021
Jun 25, 2021
Jun 25, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 23, 2021
Jun 22, 2021
Jun 22, 2021
Jun 22, 2021
Jun 22, 2021
Jun 22, 2021
Jun 22, 2021
Jun 22, 2021
Jun 22, 2021
Jun 22, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Jun 21, 2021
Oct 5, 2020
Aug 27, 2020
Decision to grant a European patent
Search/Exam
Aug 11, 2020
(Electronic) Receipt
Search/Exam
Aug 11, 2020
Filing of the translations of the claims
Search/Exam
Aug 11, 2020
French translation of claims
Search/Exam
Aug 11, 2020
German translation of the claims
Search/Exam
Aug 11, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 30, 2020
Apr 30, 2020
Apr 30, 2020
Apr 30, 2020
Intention to grant (signatures)
Search/Exam
Apr 30, 2020
Text intended for grant (clean copy)
Search/Exam
Apr 30, 2020
Text intended for grant (sequence listing)
Search/Exam
Apr 30, 2020
Mar 6, 2020
Feb 28, 2020
(Electronic) Receipt
Search/Exam
Feb 28, 2020
Letter accompanying subsequently filed items
Search/Exam
Feb 28, 2020
Letter dealing with oral proceedings
Search/Exam
Feb 28, 2020
Feb 28, 2020
Jan 30, 2020
(Electronic) Receipt
Search/Exam
Jan 30, 2020
Amended description with annotations
Search/Exam
Jan 30, 2020
Description
Search/Exam
Jan 30, 2020
Letter accompanying subsequently filed items
Search/Exam
Jan 30, 2020
Jan 30, 2020
Jan 30, 2020
Jan 30, 2020
Jan 30, 2020
Jan 30, 2020
Jul 22, 2019
Advice of delivery
Search/Exam
Jul 18, 2019
Advice of delivery
Search/Exam
Jul 15, 2019
Annex to the communication
Search/Exam
Jul 15, 2019
Summons to attend oral proceedings
Search/Exam
May 15, 2019
May 15, 2019
May 10, 2019
(Electronic) Receipt
Search/Exam
May 10, 2019
Citation filed by a third party
Search/Exam
May 10, 2019
Citation filed by a third party
Search/Exam
May 10, 2019
Citation filed by a third party
Search/Exam
May 10, 2019
Citation filed by a third party
Search/Exam
May 10, 2019
Citation filed by a third party
Search/Exam
May 10, 2019
Letter accompanying subsequently filed items
Search/Exam
May 10, 2019
Observations by third parties
Search/Exam
Mar 26, 2019
(Electronic) Receipt
Search/Exam
Mar 26, 2019
Amended claims with annotations
Search/Exam
Mar 26, 2019
Annex
Search/Exam
Mar 26, 2019
Claims
Search/Exam
Mar 26, 2019
Letter accompanying subsequently filed items
Search/Exam
Mar 26, 2019
Mar 26, 2019
Mar 26, 2019
Mar 26, 2019
Mar 26, 2019
Jan 25, 2019
Jan 22, 2019
(Electronic) Receipt
Search/Exam
Jan 22, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 22, 2019
Sep 25, 2018
Annex to the communication
Search/Exam
Sep 25, 2018
Communication from the Examining Division
Search/Exam
Jul 2, 2018
Jul 2, 2018
Decision to allow further processing
Search/Exam
Jul 2, 2018
Jun 27, 2018
(Electronic) Receipt
Search/Exam
Jun 27, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 27, 2018
Observations by third parties
Search/Exam
Jun 20, 2018
(Electronic) Receipt
Search/Exam
Jun 20, 2018
Annex
Search/Exam
Jun 20, 2018
Annex
Search/Exam
Jun 20, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 20, 2018
Jun 20, 2018
Request for further processing
Search/Exam
Jun 18, 2018
Mar 19, 2018
Mar 13, 2018
(Electronic) Receipt
Search/Exam
Mar 13, 2018
Letter accompanying subsequently filed items
Search/Exam
Mar 13, 2018
Nov 10, 2017
Annex to the communication
Search/Exam
Nov 10, 2017
Communication from the Examining Division
Search/Exam
Nov 6, 2017
Examination started
Search/Exam
Oct 6, 2017
(Electronic) Receipt
Search/Exam
Oct 6, 2017
Oct 6, 2017
Oct 6, 2017
Amended claims with annotations
Search/Exam
Oct 6, 2017
Amended claims with annotations
Search/Exam
Oct 6, 2017
Amendments received before examination
Search/Exam
Oct 6, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 19, 2017
Mar 15, 2017
Notification of forthcoming publication
Search/Exam
Feb 22, 2017
Refund of fees
Search/Exam
Feb 15, 2017
Feb 15, 2017
European search opinion
Search/Exam
Feb 15, 2017
European search report
Search/Exam
Feb 15, 2017
Information on Search Strategy
Search/Exam
Jan 20, 2017
Search started
Search/Exam
Jan 9, 2017
Communication to designated inventor
Search/Exam
Jan 9, 2017
Communication to designated inventor
Search/Exam
Jan 9, 2017
Communication to designated inventor
Search/Exam
Jan 9, 2017
Communication to designated inventor
Search/Exam
Dec 5, 2016
Priority search results copy provided by EPO
Search/Exam
Nov 23, 2016
Nov 15, 2016
Abstract
Search/Exam
Nov 15, 2016
Nov 15, 2016
Nov 15, 2016
Claims
Search/Exam
Nov 15, 2016
Converted Sequence Listing
Search/Exam
Nov 15, 2016
Description
Search/Exam
Nov 15, 2016
Designation of inventor
Search/Exam
Nov 15, 2016
Drawings
Search/Exam
Nov 15, 2016
Request for grant of a European patent
Search/Exam
Aug 25, 2009
Aug 25, 2009