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The patent EP3549842 was granted to GTS Deutschland on Aug 13, 2025. The application was filed on Jun 12, 2018 under application number EP18177217A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| SIEMENS MOBILITY | Feb 10, 2023 | SIEMENS PATENT ATTORNEYS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0443377 |
| DESCRIPTION | EP2244188 |
| DESCRIPTION | EP2683589 |
| OPPOSITION | DE102011005188 |
| OPPOSITION | DE102012207439 |
| OPPOSITION | DE102014201551 |
| OPPOSITION | DE102015209448 |
| OPPOSITION | DE4306470 |
| OPPOSITION | EP1750988 |
| OPPOSITION | EP1942041 |
| OPPOSITION | EP2244188 |
| OPPOSITION | EP2551787 |
| OPPOSITION | EP3040862 |
| OPPOSITION | EP3082127 |
| OPPOSITION | US2009254986 |
| OPPOSITION | US2010271194 |
| OPPOSITION | US2011057951 |
| OPPOSITION | US2011157222 |
| OPPOSITION | US2011199308 |
| OPPOSITION | US2014088802 |
| OPPOSITION | US2015277838 |
| OPPOSITION | US2016267885 |
| OPPOSITION | US2016379331 |
| OPPOSITION | US2016379381 |
| OPPOSITION | WO03093999 |
| SEARCH | DE102014201551 |
| SEARCH | EP1750988 |
| SEARCH | EP1942041 |
| SEARCH | EP2551787 |
| SEARCH | EP3040862 |
| SEARCH | US2009254986 |
| SEARCH | WO03093999 |
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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Refund of fees
Appeal
Oct 1, 2024
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(Electronic) Receipt
Appeal
Sep 26, 2024
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Withdrawal of an appeal
Appeal
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(Electronic) Receipt
Appeal
Sep 9, 2024
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Notice of appeal
Appeal
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OPPO
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Aug 29, 2022
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(Electronic) Receipt
Search/Exam
Aug 17, 2022
Letter accompanying subsequently filed items
Search/Exam
Aug 17, 2022
Request for correction of the publication
Search/Exam
May 24, 2022
Apr 14, 2022
Decision to grant a European patent
Search/Exam
Apr 1, 2022
(Electronic) Receipt
Search/Exam
Apr 1, 2022
Filing of the translations of the claims
Search/Exam
Apr 1, 2022
Letter accompanying subsequently filed items
Search/Exam
Mar 24, 2022
Filing of the translations of the claims
Search/Exam
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Intention to grant (signatures)
Search/Exam
Mar 10, 2022
Text intended for grant (clean copy)
Search/Exam
Mar 10, 2022
Feb 11, 2022
(Electronic) Receipt
Search/Exam
Feb 11, 2022
Amended description with annotations
Search/Exam
Feb 11, 2022
Description
Search/Exam
Feb 11, 2022
French translation of claims
Search/Exam
Feb 11, 2022
German translation of the claims
Search/Exam
Feb 11, 2022
Letter accompanying subsequently filed items
Search/Exam
Feb 11, 2022
Oct 20, 2021
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Intention to grant (signatures)
Search/Exam
Oct 20, 2021
Text intended for grant (clean copy)
Search/Exam
Oct 20, 2021
Mar 22, 2021
(Electronic) Receipt
Search/Exam
Mar 22, 2021
Amended claims with annotations
Search/Exam
Mar 22, 2021
Claims
Search/Exam
Mar 22, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 22, 2021
Nov 26, 2020
Annex to the communication
Search/Exam
Nov 26, 2020
Communication from the Examining Division
Search/Exam
Nov 18, 2020
Examination started
Search/Exam
May 6, 2020
(Electronic) Receipt
Search/Exam
May 6, 2020
Letter accompanying subsequently filed items
Search/Exam
May 6, 2020
Apr 29, 2020
(Electronic) Receipt
Search/Exam
Apr 29, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 29, 2020
Priority search results
Search/Exam
Apr 29, 2020
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(Electronic) Receipt
Search/Exam
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Amended claims with annotations
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Apr 2, 2020
Amendments received before examination
Search/Exam
Apr 2, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 14, 2019
Sep 11, 2019
Notification of forthcoming publication
Search/Exam
Dec 21, 2018
Dec 21, 2018
European search opinion
Search/Exam
Dec 21, 2018
European search report
Search/Exam
Dec 21, 2018
Information on Search Strategy
Search/Exam
Dec 18, 2018
Priority search results copy provided by EPO
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Dec 5, 2018
Search started
Search/Exam
Aug 20, 2018
Aug 14, 2018
Aug 6, 2018
Letter concerning the priority
Search/Exam
Aug 6, 2018
Priority document
Search/Exam
Aug 3, 2018
Communication to designated inventor
Search/Exam
Aug 3, 2018
Communication to designated inventor
Search/Exam
Jun 12, 2018
Abstract
Search/Exam
Jun 12, 2018
Jun 12, 2018
Claims
Search/Exam
Jun 12, 2018
Description
Search/Exam
Jun 12, 2018
Designation of inventor
Search/Exam
Jun 12, 2018
Drawings
Search/Exam
Jun 12, 2018
Request for grant of a European patent
Search/Exam