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The patent EP3172413 was granted to Siemens on Feb 9, 2022. The application was filed on Mar 20, 2015 under application number EP15741761A. 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 |
|---|---|---|---|
| VON WESTERNHAGEN | Nov 9, 2022 | ROCHE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | WO2014036476 |
| INTERNATIONAL-SEARCH-REPORT | EP2354474 |
| INTERNATIONAL-SEARCH-REPORT | EP2698505 |
| INTERNATIONAL-SEARCH-REPORT | FR2965341 |
| INTERNATIONAL-SEARCH-REPORT | US2009179429 |
| INTERNATIONAL-SEARCH-REPORT | US2010218500 |
| OPPOSITION | EP2354474 |
| OPPOSITION | EP2578981 |
| OPPOSITION | EP2603761 |
| OPPOSITION | EP2698505 |
| OPPOSITION | EP3058302 |
| OPPOSITION | FR2965341 |
| OPPOSITION | US2009179429 |
| OPPOSITION | US2010218500 |
| OPPOSITION | US3136623 |
| OPPOSITION | US3467368 |
| OPPOSITION | US4221366 |
| OPPOSITION | US4556417 |
| OPPOSITION | US4725309 |
| OPPOSITION | US4793856 |
| OPPOSITION | WO2012017041 |
| OPPOSITION | WO2012027854 |
| OPPOSITION | WO2012127178 |
| OPPOSITION | WO2013131202 |
| OPPOSITION | WO2013167158 |
| OPPOSITION | WO2014036476 |
| OPPOSITION | WO2014089717 |
| OPPOSITION | WO2015106815 |
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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Oct 30, 2025
Oct 30, 2025
Oct 21, 2025
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Refund of fees
Search/Exam
Jul 16, 2025
Jul 16, 2025
Jun 26, 2025
(Electronic) Receipt
Appeal
Jun 26, 2025
Jun 26, 2025
Withdrawal of an appeal
Appeal
Apr 3, 2025
Mar 31, 2025
(Electronic) Receipt
Appeal
Mar 31, 2025
Mar 31, 2025
Feb 10, 2025
Feb 5, 2025
(Electronic) Receipt
Appeal
Feb 5, 2025
Feb 5, 2025
Nov 27, 2024
Nov 22, 2024
(Electronic) Receipt
Appeal
Nov 22, 2024
Nov 22, 2024
Reply to appeal
Appeal
Jul 24, 2024
Jul 19, 2024
(Electronic) Receipt
Appeal
Jul 19, 2024
Jul 19, 2024
Jul 19, 2024
Jul 19, 2024
Jul 19, 2024
Jul 19, 2024
Jul 17, 2024
May 31, 2024
May 31, 2024
May 24, 2024
(Electronic) Receipt
Appeal
May 24, 2024
Notice of appeal
Appeal
May 24, 2024
Notice of appeal
Appeal
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
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Mar 26, 2024
Means of redress
OPPO
Mar 26, 2024
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Authorisation
OPPO
Feb 8, 2024
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Authorisation
OPPO
Nov 9, 2022
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Sep 7, 2022
Aug 31, 2022
Letter accompanying subsequently filed items
Search/Exam
Aug 31, 2022
Feb 22, 2022
Jan 13, 2022
Decision to grant a European patent
Search/Exam
Dec 23, 2021
(Electronic) Receipt
Search/Exam
Dec 23, 2021
Filing of the translations of the claims
Search/Exam
Dec 23, 2021
French translation of claims
Search/Exam
Dec 23, 2021
German translation of the claims
Search/Exam
Sep 8, 2021
Sep 8, 2021
Sep 8, 2021
Intention to grant (signatures)
Search/Exam
Sep 8, 2021
Text intended for grant (clean copy)
Search/Exam
Sep 8, 2021
May 19, 2021
May 6, 2021
Sep 22, 2020
(Electronic) Receipt
Search/Exam
Sep 22, 2020
Amended claims with annotations
Search/Exam
Sep 22, 2020
Amended description with annotations
Search/Exam
Sep 22, 2020
Claims
Search/Exam
Sep 22, 2020
Description
Search/Exam
Sep 22, 2020
Letter accompanying subsequently filed items
Search/Exam
Sep 22, 2020
May 18, 2020
Annex to the communication
Search/Exam
May 18, 2020
Communication from the Examining Division
Search/Exam
Apr 10, 2019
Apr 10, 2019
Apr 3, 2019
Annexes in respect of a client data request
Search/Exam
Mar 28, 2019
Mar 14, 2019
(Electronic) Receipt
Search/Exam
Mar 14, 2019
Amended claims with annotations
Search/Exam
Mar 14, 2019
Claims
Search/Exam
Mar 14, 2019
Letter accompanying subsequently filed items
Search/Exam
Mar 14, 2019
Nov 9, 2018
Annex to the communication
Search/Exam
Nov 9, 2018
Communication from the Examining Division
Search/Exam
Oct 31, 2018
Examination started
Search/Exam
Sep 19, 2017
(Electronic) Receipt
Search/Exam
Sep 19, 2017
Sep 19, 2017
Amended claims with annotations
Search/Exam
Sep 19, 2017
Amendments received before examination
Search/Exam
Sep 19, 2017
Letter accompanying subsequently filed items
Search/Exam
Jul 31, 2017
Jul 24, 2017
May 8, 2017
Communication to designated inventor
Search/Exam
May 8, 2017
Communication to designated inventor
Search/Exam
May 8, 2017
Communication to designated inventor
Search/Exam
May 4, 2017
Apr 18, 2017
Mar 29, 2017
Mar 1, 2017
Mar 1, 2017
Mar 1, 2017
Mar 1, 2017
Mar 1, 2017
Notification of the recording of a change
Search/Exam
Mar 1, 2017
Notification of the recording of a change
Search/Exam
Feb 24, 2017
(Electronic) Receipt
Search/Exam
Feb 24, 2017
Annex
Search/Exam
Feb 24, 2017
Request for entry into the European phase
Search/Exam
Feb 10, 2017
Information on entry into European phase
Search/Exam
Apr 28, 2016
Apr 7, 2016
Copy of the international search report
Search/Exam
Apr 7, 2016
Published international application - A1
Search/Exam
Oct 21, 2015
ISR: cited documents
PCTISA
Oct 20, 2015
Oct 20, 2015
Oct 20, 2015
Aug 10, 2015
Mar 20, 2015
(Electronic) Receipt
PCTRO
Mar 20, 2015
Abstract
PCTRO
Mar 20, 2015
Claims
PCTRO
Mar 20, 2015
Description
PCTRO
Mar 20, 2015
Drawings
PCTRO
Mar 20, 2015