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The patent EP3270397 was granted to Siemens on Oct 26, 2022. The application was filed on Jun 16, 2017 under application number EP17176306A. 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 |
|---|---|---|---|
| GENERAL ELECTRIC TECHNOLOGY | Jul 27, 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 |
|---|---|
| OPPOSITION | DE102010052136 |
| OPPOSITION | DE102013114259 |
| OPPOSITION | DE102015211339 |
| OPPOSITION | DE202016102119U |
| OPPOSITION | US2016105014 |
| OPPOSITION | WO2011057675 |
| OPPOSITION | WO2013115915 |
| OPPOSITION | WO2013174726 |
| OPPOSITION | WO2014053554 |
| OPPOSITION | WO2014117807 |
| OPPOSITION | WO2015078525 |
| OPPOSITION | WO2016083138 |
| OPPOSITION | WO2016092038 |
| SEARCH | DE102013114259 |
| SEARCH | WO2014053554 |
| SEARCH | WO2014117807 |
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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Description
OPPO
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OPPO
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OPPO
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OPPO
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Letter accompanying subsequently filed items
Search/Exam
Feb 1, 2023
Nov 8, 2022
Sep 29, 2022
Decision to grant a European patent
Search/Exam
Sep 12, 2022
(Electronic) Receipt
Search/Exam
Sep 12, 2022
English translation of the claims
Search/Exam
Sep 12, 2022
Filing of the translations of the claims
Search/Exam
Sep 12, 2022
French translation of claims
Search/Exam
Jun 7, 2022
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Intention to grant (signatures)
Search/Exam
Jun 7, 2022
Text intended for grant (clean copy)
Search/Exam
Jun 7, 2022
Mar 29, 2021
(Electronic) Receipt
Search/Exam
Mar 29, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 29, 2021
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Annex to the communication
Search/Exam
Feb 15, 2021
Communication from the Examining Division
Search/Exam
Feb 9, 2021
Examination started
Search/Exam
Dec 23, 2020
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Annexes in respect of a client data request
Search/Exam
Dec 10, 2020
Annexes in respect of a client data request
Search/Exam
Jan 29, 2018
(Electronic) Receipt
Search/Exam
Jan 29, 2018
Jan 29, 2018
Amended description with annotations
Search/Exam
Jan 29, 2018
Amendments received before examination
Search/Exam
Jan 29, 2018
Letter accompanying subsequently filed items
Search/Exam
Jan 22, 2018
Dec 20, 2017
Notification of forthcoming publication
Search/Exam
Dec 4, 2017
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European search opinion
Search/Exam
Dec 4, 2017
European search report
Search/Exam
Dec 4, 2017
Information on Search Strategy
Search/Exam
Nov 6, 2017
Search started
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Aug 11, 2017
Communication to designated inventor
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Aug 11, 2017
Communication to designated inventor
Search/Exam
Jul 31, 2017
Jul 24, 2017
Jul 3, 2017
Letter concerning the priority
Search/Exam
Jul 3, 2017
Priority document
Search/Exam
Jun 16, 2017
Abstract
Search/Exam
Jun 16, 2017
Jun 16, 2017
Claims
Search/Exam
Jun 16, 2017
Description
Search/Exam
Jun 16, 2017
Designation of inventor
Search/Exam
Jun 16, 2017
Drawings
Search/Exam
Jun 16, 2017
Priority search results
Search/Exam
Jun 16, 2017
Request for grant of a European patent
Search/Exam