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The patent EP3593434 was granted to Siemens on Dec 21, 2022. The application was filed on Apr 26, 2017 under application number EP17721581A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| GENERAL ELECTRIC TECHNOLOGY | Jul 11, 2023 | RUGER ABEL PATENTANWALTE PARTGMBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | GB2537850 |
| INTERNATIONAL-SEARCH-REPORT | WO2011157305 |
| INTERNATIONAL-SEARCH-REPORT | WO2016026524 |
| OPPOSITION | GB2537850 |
| OPPOSITION | WO2011157305 |
| OPPOSITION | WO2016026524 |
| OPPOSITION | WO2018196964 |
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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May 27, 2025
May 27, 2025
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Means of redress
OPPO
Feb 21, 2025
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Feb 1, 2023
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Nov 16, 2022
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Oct 25, 2022
Sep 15, 2022
Decision to grant a European patent
Search/Exam
Sep 1, 2022
(Electronic) Receipt
Search/Exam
Sep 1, 2022
English translation of the claims
Search/Exam
Sep 1, 2022
Filing of the translations of the claims
Search/Exam
Sep 1, 2022
French translation of claims
Search/Exam
Jul 10, 2022
Letter concerning the inventor
Search/Exam
May 19, 2022
May 19, 2022
May 19, 2022
Intention to grant (signatures)
Search/Exam
May 19, 2022
Text intended for grant (clean copy)
Search/Exam
May 19, 2022
Mar 28, 2022
Examination started
Search/Exam
Dec 23, 2020
May 15, 2020
(Electronic) Receipt
Search/Exam
May 15, 2020
Abstract
Search/Exam
May 15, 2020
Abstract
Search/Exam
May 15, 2020
May 15, 2020
Amended claims with annotations
Search/Exam
May 15, 2020
May 15, 2020
Amended description with annotations
Search/Exam
May 15, 2020
Amendments received before examination
Search/Exam
May 15, 2020
Letter accompanying subsequently filed items
Search/Exam
Dec 18, 2019
Dec 16, 2019
Communication to designated inventor
Search/Exam
Dec 13, 2019
Change to the inventor details
Search/Exam
Dec 9, 2019
(Electronic) Receipt
Search/Exam
Dec 9, 2019
Dec 9, 2019
Letter accompanying subsequently filed items
Search/Exam
Dec 9, 2019
Letter concerning the inventor
Search/Exam
Dec 2, 2019
Letter which had not been notified
Search/Exam
Nov 15, 2019
Nov 13, 2019
Communication to designated inventor
Search/Exam
Nov 13, 2019
Communication to designated inventor
Search/Exam
Nov 13, 2019
Communication to designated inventor
Search/Exam
Nov 13, 2019
Communication to designated inventor
Search/Exam
Nov 12, 2019
Nov 11, 2019
Oct 14, 2019
Information regarding early processing
Search/Exam
Oct 9, 2019
Information regarding early processing
Search/Exam
Oct 1, 2019
(Electronic) Receipt
Search/Exam
Oct 1, 2019
Request for entry into the European phase
Search/Exam
Sep 6, 2019
Information on entry into European phase
Search/Exam
Dec 10, 2018
Dec 10, 2018
Notification of the recording of a change
Search/Exam
Nov 1, 2018
Copy of the international search report
Search/Exam
Nov 1, 2018
Copy of the international search report
Search/Exam
Nov 1, 2018
Published international application - A1
Search/Exam
May 2, 2018
May 2, 2018
May 2, 2018
Mar 7, 2018
Mar 7, 2018
Mar 7, 2018
Sep 20, 2017
Sep 20, 2017
May 19, 2017
May 11, 2017
May 9, 2017
Apr 26, 2017
(Electronic) Receipt
PCTRO
Apr 26, 2017
Abstract
PCTRO
Apr 26, 2017
Claims
PCTRO
Apr 26, 2017
Description
PCTRO
Apr 26, 2017
Apr 26, 2017
Drawings
PCTRO
Apr 26, 2017