The weekly litigation news digest is live. Subscribe now
The patent EP3270139 was granted to Assistance Publique Hopitaux DE Paris on Dec 7, 2022. The application was filed on Jun 26, 2017 under application number EP17177951A. 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 |
|---|---|---|---|
| ALBERT LUDWIGS UNIVERSITAT FREIBURG | May 26, 2021 | WALLINGER RICKER SCHLOTTER TOSTMANN | - |
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
Sep 19, 2025
Brief communication
Search/Exam
Sep 19, 2025
Brief communication
Search/Exam
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Jul 24, 2024
Jul 24, 2024
Jul 24, 2024
Jul 19, 2024
Brief communication
Search/Exam
Jul 19, 2024
Brief communication
Search/Exam
Apr 28, 2023
Apr 28, 2023
Apr 17, 2023
Apr 17, 2023
Annex
OPPO
Apr 17, 2023
Annex
OPPO
Apr 17, 2023
Apr 17, 2023
Mar 24, 2023
Mar 20, 2023
Mar 20, 2023
Annex
OPPO
Mar 20, 2023
Annex
OPPO
Mar 20, 2023
Annex
OPPO
Mar 20, 2023
Annex
OPPO
Mar 20, 2023
Annex
OPPO
Mar 20, 2023
Mar 20, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 20, 2023
Feb 20, 2023
Feb 20, 2023
Feb 20, 2023
Feb 20, 2023
Feb 20, 2023
Means of redress
OPPO
Feb 20, 2023
Feb 20, 2023
Feb 20, 2023
Feb 20, 2023
Feb 20, 2023
Feb 20, 2023
Feb 20, 2023
Feb 20, 2023
Nov 16, 2022
Nov 10, 2022
Letter accompanying subsequently filed items
Search/Exam
Nov 10, 2022
Oct 19, 2022
Oct 19, 2022
Oct 10, 2022
Oct 4, 2022
Sep 28, 2022
Sep 24, 2022
Annex
OPPO
Sep 23, 2022
Sep 8, 2022
Sep 8, 2022
Aug 31, 2022
Aug 19, 2022
Aug 17, 2022
Aug 12, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 9, 2022
Aug 9, 2022
Aug 9, 2022
May 6, 2022
May 6, 2022
Apr 8, 2022
Apr 4, 2022
Mar 25, 2022
Mar 25, 2022
Mar 25, 2022
Mar 25, 2022
Mar 25, 2022
Mar 25, 2022
Oct 18, 2021
Oct 11, 2021
Oct 11, 2021
Oct 11, 2021
Oct 11, 2021
Oct 11, 2021
Jun 11, 2021
Jun 11, 2021
Jun 1, 2021
May 26, 2021
May 26, 2021
May 26, 2021
May 26, 2021
May 26, 2021
May 26, 2021
May 26, 2021
May 26, 2021
May 26, 2021
May 26, 2021
May 26, 2021
May 26, 2021
May 26, 2021
May 26, 2021
May 26, 2021
May 26, 2021
Sep 7, 2020
Jul 30, 2020
Decision to grant a European patent
Search/Exam
Jul 21, 2020
English translation of the claims
Search/Exam
Jul 21, 2020
Filing of the translations of the claims
Search/Exam
Jul 21, 2020
German translation of the claims
Search/Exam
Jul 17, 2020
English translation of the claims
Search/Exam
Jul 17, 2020
Filing of the translations of the claims
Search/Exam
Jul 17, 2020
German translation of the claims
Search/Exam
Mar 23, 2020
Mar 17, 2020
Mar 17, 2020
Mar 17, 2020
Intention to grant (signatures)
Search/Exam
Mar 17, 2020
Text intended for grant (clean copy)
Search/Exam
Mar 17, 2020
Mar 16, 2020
Annexes in respect of a client data request
Search/Exam
Mar 16, 2020
Mar 10, 2020
Annex to a communication
Search/Exam
Mar 10, 2020
Annex to the communication
Search/Exam
Mar 10, 2020
Mar 10, 2020
Mar 10, 2020
Mar 3, 2020
Feb 20, 2020
Claims submitted during oral proceedings
Search/Exam
Feb 7, 2020
Aug 30, 2019
Advice of delivery
Search/Exam
Aug 29, 2019
Advice of delivery
Search/Exam
Aug 8, 2019
Acknowledgement of a document
Search/Exam
Aug 8, 2019
Annex to the communication
Search/Exam
Aug 8, 2019
Summons to attend oral proceedings
Search/Exam
Mar 8, 2019
Dec 3, 2018
Nov 28, 2018
Annex to the communication
Search/Exam
Nov 28, 2018
Communication from the Examining Division
Search/Exam
Nov 26, 2018
Annexes in respect of a client data request
Search/Exam
Nov 26, 2018
Annexes in respect of a client data request
Search/Exam
Nov 26, 2018
Nov 22, 2018
Examination started
Search/Exam
Oct 26, 2018
Communication from the Legal Division
Search/Exam
Sep 26, 2018
Sep 26, 2018
Amended claims with annotations
Search/Exam
Sep 26, 2018
Amendments received before examination
Search/Exam
Jul 13, 2018
Jul 9, 2018
Jun 18, 2018
Annexes in respect of a client data request
Search/Exam
Jun 18, 2018
Jun 1, 2018
Jun 1, 2018
European search opinion
Search/Exam
Jun 1, 2018
European search report
Search/Exam
Jun 1, 2018
Information on Search Strategy
Search/Exam
Apr 10, 2018
Apr 5, 2018
Feb 21, 2018
Feb 21, 2018
Information on Search Strategy
Search/Exam
Feb 21, 2018
Partial European search report
Search/Exam
Feb 21, 2018
Feb 12, 2018
Letter concerning search matters
Search/Exam
Feb 5, 2018
Letter concerning search matters
Search/Exam
Dec 20, 2017
Notification of forthcoming publication
Search/Exam
Dec 13, 2017
Dec 13, 2017
Information on Search Strategy
Search/Exam
Dec 13, 2017
Partial European search report
Search/Exam
Dec 13, 2017
Dec 1, 2017
Search started
Search/Exam
Nov 3, 2017
Oct 12, 2017
Letter concerning the priority
Search/Exam
Sep 21, 2017
Sep 18, 2017
Communication to designated inventor
Search/Exam
Sep 18, 2017
Communication to designated inventor
Search/Exam
Sep 18, 2017
Communication to designated inventor
Search/Exam
Sep 18, 2017
Communication to designated inventor
Search/Exam
Sep 18, 2017
Communication to designated inventor
Search/Exam
Sep 18, 2017
Communication to designated inventor
Search/Exam
Sep 18, 2017
Communication to designated inventor
Search/Exam
Sep 11, 2017
Priority search results copy provided by EPO
Search/Exam
Sep 5, 2017
Sep 5, 2017
Letter concerning the priority
Search/Exam
Sep 5, 2017
Priority document
Search/Exam
Sep 5, 2017
Jul 14, 2017
Jul 3, 2017
Letter concerning the inventor
Search/Exam
Jun 27, 2017
Letter concerning the inventor
Search/Exam
Jun 26, 2017
Abstract
Search/Exam
Jun 26, 2017
Jun 26, 2017
Claims
Search/Exam
Jun 26, 2017
Description
Search/Exam
Jun 26, 2017
Designation of inventor
Search/Exam
Jun 26, 2017
Drawings
Search/Exam
Jun 26, 2017
Priority search results
Search/Exam
Jun 26, 2017
Request for grant of a European patent
Search/Exam