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The patent EP3538862 was granted to Siemens Mobility on May 22, 2024. The application was filed on Jan 17, 2017 under application number EP17701656A. 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 |
|---|---|---|---|
| KNORR BREMSE SYSTEME FUR SCHIENENFAHRZEUGE | May 4, 2022 | MAIWALD | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE102010049909 |
| INTERNATIONAL-SEARCH-REPORT | US2010318246 |
| OPPOSITION | DE102011011265 |
| OPPOSITION | EP2555142 |
| OPPOSITION | US2015193325 |
| OPPOSITION | US2016078695 |
| OPPOSITION | US9058038 |
| OPPOSITION | WO2004095343 |
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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Apr 25, 2024
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Means of redress
OPPO
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Abstract
OPPO
May 17, 2023
Abstract
OPPO
May 17, 2023
Abstract
OPPO
May 17, 2023
Abstract
OPPO
May 17, 2023
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Letter accompanying subsequently filed items
Search/Exam
Dec 19, 2022
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Aug 17, 2021
Jul 8, 2021
Decision to grant a European patent
Search/Exam
Jun 25, 2021
(Electronic) Receipt
Search/Exam
Jun 25, 2021
French translation of claims
Search/Exam
Jun 25, 2021
German translation of the claims
Search/Exam
Jun 25, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 24, 2021
Mar 24, 2021
Mar 24, 2021
Intention to grant (signatures)
Search/Exam
Mar 24, 2021
Text intended for grant (clean copy)
Search/Exam
Mar 24, 2021
Mar 8, 2021
Examination started
Search/Exam
Sep 4, 2019
Communication to designated inventor
Search/Exam
Sep 3, 2019
Change to the inventor details
Search/Exam
Aug 23, 2019
Letter concerning the inventor
Search/Exam
Aug 21, 2019
Aug 21, 2019
Aug 14, 2019
Letter which had not been notified
Search/Exam
Aug 7, 2019
(Electronic) Receipt
Search/Exam
Aug 7, 2019
Aug 7, 2019
Amended description with annotations
Search/Exam
Aug 7, 2019
Amendments received before examination
Search/Exam
Aug 7, 2019
Aug 7, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 18, 2019
Jul 17, 2019
Jul 16, 2019
Communication to designated inventor
Search/Exam
Jul 16, 2019
Communication to designated inventor
Search/Exam
Jun 11, 2019
(Electronic) Receipt
Search/Exam
Jun 11, 2019
Request for entry into the European phase
Search/Exam
Jun 3, 2019
Information on entry into European phase
Search/Exam
Sep 12, 2018
Sep 12, 2018
Notification of the recording of a change
Search/Exam
Jul 26, 2018
Jul 26, 2018
Copy of the international search report
Search/Exam
Jul 26, 2018
Published international application - A1
Search/Exam
Oct 17, 2017
ISR: cited documents
PCTISA
Oct 16, 2017
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Sep 19, 2017
Sep 19, 2017
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Feb 3, 2017
Jan 31, 2017
Jan 17, 2017
(Electronic) Receipt
PCTRO
Jan 17, 2017
Abstract
PCTRO
Jan 17, 2017
Claims
PCTRO
Jan 17, 2017
Description
PCTRO
Jan 17, 2017
Jan 17, 2017
Drawings
PCTRO
Jan 17, 2017