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The patent EP3868626 was granted to Alstom on May 1, 2024. The application was filed on May 24, 2017 under application number EP21162618A. 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 |
|---|---|---|---|
| SIEMENS MOBILITY | Jan 30, 2025 | SIEMENS HEALTHINEERS PATENT ATTORNEYS | ADMISSIBLE |
| STADLER RAIL | Jan 28, 2025 | HEPP WENGER RYFFEL | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | AT345335B |
| OPPOSITION | DE102013111420 |
| OPPOSITION | DE1811400 |
| OPPOSITION | DE202011052403U |
| OPPOSITION | DE202012100077U |
| OPPOSITION | DE2725867 |
| OPPOSITION | DE29507057U |
| OPPOSITION | DE29512446U |
| OPPOSITION | DE4314405 |
| OPPOSITION | DE4442368 |
| OPPOSITION | DE69816366T |
| OPPOSITION | DE9421209U |
| OPPOSITION | EP0625457 |
| OPPOSITION | EP1767389 |
| OPPOSITION | EP2363333 |
| SEARCH | DE102013111420 |
| SEARCH | DE29507057U |
| SEARCH | DE29512446U |
| SEARCH | DE4314405 |
| SEARCH | DE4442368 |
| SEARCH | DE9421209U |
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 15, 2024
Apr 5, 2024
Decision to grant a European patent
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Mar 19, 2024
(Electronic) Receipt
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Mar 19, 2024
English translation of the claims
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Mar 19, 2024
Filing of the translations of the claims
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Mar 19, 2024
French translation of claims
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Mar 19, 2024
Letter accompanying subsequently filed items
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Nov 23, 2023
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Intention to grant (signatures)
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Nov 23, 2023
Text intended for grant (clean copy)
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Nov 23, 2023
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Aug 7, 2023
Annexes in respect of a client data request
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Aug 7, 2023
Annexes in respect of a client data request
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Annexes in respect of a client data request
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Annexes in respect of a client data request
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Aug 7, 2023
Annexes in respect of a client data request
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Aug 7, 2023
Letter accompanying subsequently filed items
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Aug 7, 2023
Letter concerning fees and payments
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Aug 7, 2023
Letter concerning fees and payments
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Aug 7, 2023
Jul 11, 2023
(Electronic) Receipt
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Jul 11, 2023
Amended claims with annotations
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Jul 11, 2023
Amended description with annotations
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Jul 11, 2023
Claims
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Jul 11, 2023
Description
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Jul 11, 2023
Letter accompanying subsequently filed items
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Jul 11, 2023
Mar 13, 2023
Annex to the communication
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Mar 13, 2023
Communication from the Examining Division
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Mar 7, 2023
Examination started
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Feb 24, 2022
(Electronic) Receipt
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Feb 24, 2022
Feb 24, 2022
Amended claims with annotations
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Feb 24, 2022
Amendments received before examination
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Feb 24, 2022
Letter accompanying subsequently filed items
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Feb 24, 2022
Letter concerning fees and payments
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Aug 30, 2021
Jul 28, 2021
Notification of forthcoming publication
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Jul 21, 2021
Refund of fees
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Jul 16, 2021
Jul 16, 2021
European search opinion
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Jul 16, 2021
European search report
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Jul 16, 2021
Information on Search Strategy
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Jul 5, 2021
Search started
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Mar 15, 2021
Abstract
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Mar 15, 2021
Mar 15, 2021
Claims
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Mar 15, 2021
Description
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Mar 15, 2021
Designation of inventor
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Mar 15, 2021
Drawings
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Mar 15, 2021
Drawings
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Mar 15, 2021
Priority search results
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Mar 15, 2021
Request for grant of a European patent
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Jul 11, 2017
Priority document
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May 24, 2017
Priority search results
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