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The patent EP2931143 was granted to Assistance Publique Hpitaux DE Paris on Nov 24, 2021. The application was filed on Dec 12, 2013 under application number EP13818995A. 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 |
|---|---|---|---|
| LORENZ SEIDLER GOSSEL RECHTSANWALTE PATENTANWALTE PARTNERSCHAFT MBB | Aug 24, 2022 | - | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2005038444 |
| INTERNATIONAL-SEARCH-REPORT | US2007118243 |
| INTERNATIONAL-SEARCH-REPORT | WO2011136775 |
| INTERNATIONAL-SEARCH-REPORT | WO2011136898 |
| OPPOSITION | US2010311006 |
| OPPOSITION | WO2011136775 |
| OPPOSITION | WO2013165558 |
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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Jan 8, 2026
Jan 7, 2026
Jan 2, 2026
(Electronic) Receipt
Appeal
Jan 2, 2026
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Dec 23, 2025
(Electronic) Receipt
Appeal
Dec 23, 2025
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Dec 12, 2025
(Electronic) Receipt
Appeal
Dec 12, 2025
(Electronic) Receipt
Appeal
Dec 12, 2025
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(Electronic) Receipt
Appeal
May 20, 2025
May 20, 2025
Jan 2, 2025
Dec 19, 2024
(Electronic) Receipt
Appeal
Dec 19, 2024
Dec 19, 2024
Reply to appeal
Appeal
Aug 28, 2024
Aug 23, 2024
(Electronic) Receipt
Appeal
Aug 23, 2024
Aug 23, 2024
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Claims
Appeal
Aug 23, 2024
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(Electronic) Receipt
Appeal
Jun 24, 2024
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Notice of appeal
Appeal
Jun 21, 2024
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Authorisation
OPPO
Jun 18, 2024
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Means of redress
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Apr 19, 2022
Apr 1, 2022
(Electronic) Receipt
Search/Exam
Apr 1, 2022
Annexes in respect of a client data request
Search/Exam
Apr 1, 2022
Annexes in respect of a client data request
Search/Exam
Apr 1, 2022
Annexes in respect of a client data request
Search/Exam
Apr 1, 2022
Letter accompanying subsequently filed items
Search/Exam
Apr 1, 2022
Dec 7, 2021
Oct 28, 2021
Decision to grant a European patent
Search/Exam
Oct 18, 2021
(Electronic) Receipt
Search/Exam
Oct 18, 2021
French translation of claims
Search/Exam
Oct 18, 2021
German translation of the claims
Search/Exam
Oct 18, 2021
Letter accompanying subsequently filed items
Search/Exam
Jun 9, 2021
Jun 9, 2021
Jun 9, 2021
Intention to grant (signatures)
Search/Exam
Jun 9, 2021
Text intended for grant (clean copy)
Search/Exam
Jun 9, 2021
Apr 22, 2021
(Electronic) Receipt
Search/Exam
Apr 22, 2021
Amended claims with annotations
Search/Exam
Apr 22, 2021
Claims
Search/Exam
Apr 22, 2021
Letter accompanying subsequently filed items
Search/Exam
Apr 22, 2021
Feb 9, 2021
Document concerning representation
Search/Exam
Dec 14, 2020
Dec 14, 2020
Dec 14, 2020
Intention to grant (signatures)
Search/Exam
Dec 14, 2020
Text intended for grant (clean copy)
Search/Exam
Dec 14, 2020
Jul 14, 2020
Jul 1, 2020
(Electronic) Receipt
Search/Exam
Jul 1, 2020
Enquiry as to the processing of the file
Search/Exam
Jul 1, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 6, 2018
(Electronic) Receipt
Search/Exam
Nov 6, 2018
Amended claims with annotations
Search/Exam
Nov 6, 2018
Amended description with annotations
Search/Exam
Nov 6, 2018
Claims
Search/Exam
Nov 6, 2018
Description
Search/Exam
Nov 6, 2018
Letter accompanying subsequently filed items
Search/Exam
Nov 6, 2018
Jun 28, 2018
Annex to the communication
Search/Exam
Jun 28, 2018
Communication from the Examining Division
Search/Exam
Jun 14, 2018
Examination started
Search/Exam
Feb 26, 2018
Feb 2, 2016
(Electronic) Receipt
Search/Exam
Feb 2, 2016
Feb 2, 2016
Amended claims with annotations
Search/Exam
Feb 2, 2016
Feb 2, 2016
Amended description with annotations
Search/Exam
Feb 2, 2016
Amendments received before examination
Search/Exam
Feb 2, 2016
Letter accompanying subsequently filed items
Search/Exam
Nov 2, 2015
Communication to designated inventor
Search/Exam
Nov 2, 2015
Communication to designated inventor
Search/Exam
Oct 23, 2015
(Electronic) Receipt
Search/Exam
Oct 23, 2015
Letter accompanying subsequently filed items
Search/Exam
Oct 23, 2015
Letter concerning the inventor
Search/Exam
Sep 23, 2015
Aug 13, 2015
Aug 7, 2015
Letter which had not been notified
Search/Exam
Jul 24, 2015
Jul 21, 2015
Communication to designated inventor
Search/Exam
Jul 21, 2015
Communication to designated inventor
Search/Exam
Jul 21, 2015
Communication to designated inventor
Search/Exam
Jul 17, 2015
Priority search results copy provided by EPO
Search/Exam
Jul 8, 2015
(Electronic) Receipt
Search/Exam
Jul 8, 2015
Request for entry into the European phase
Search/Exam
Jun 29, 2015
Jun 9, 2015
Jun 9, 2015
Jun 9, 2015
Notification of the recording of a change
Search/Exam
Jun 9, 2015
Notification of the recording of a change
Search/Exam
Apr 24, 2015
Information on entry into European phase
Search/Exam
Aug 7, 2014
Copy of the international search report
Search/Exam
Aug 7, 2014
Jul 7, 2014
Jun 19, 2014
Published international application - A2
Search/Exam
Jun 13, 2014
Jun 13, 2014
Jun 13, 2014
Dec 12, 2013
(Electronic) Receipt
PCTRO
Dec 12, 2013
Abstract
PCTRO
Dec 12, 2013
Claims
PCTRO
Dec 12, 2013
Description
PCTRO
Dec 12, 2013
Drawings
PCTRO