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The patent EP2689953 was granted to Construcciones Y Auxiliar DE Ferrocarriles on Mar 14, 2018. The application was filed on Mar 20, 2012 under application number EP12760189A. The patent is currently recorded with a legal status of "Revoked".

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 | Dec 14, 2018 | - | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | EP2014505 |
| INTERNATIONAL-SEARCH-REPORT | FR2640570 |
| INTERNATIONAL-SEARCH-REPORT | US2002121991 |
| INTERNATIONAL-SEARCH-REPORT | US2003105560 |
| OPPOSITION | DE102007032776 |
| OPPOSITION | DE102008050764 |
| OPPOSITION | EP1014505 |
| OPPOSITION | EP2018291 |
| OPPOSITION | FR2640570 |
| OPPOSITION | JP2007236196 |
| OPPOSITION | JP2010193570 |
| OPPOSITION | JP2011024420 |
| OPPOSITION | MY123022 |
| OPPOSITION | US2002096412 |
| OPPOSITION | US2002121991 |
| OPPOSITION | US2003105560 |
| SEARCH | JP2010193570 |
| SEARCH | JP2011024420 |
| SEARCH | US2002121991 |
| SEARCH | WO2010026622 |
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.
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Mar 26, 2018
Feb 15, 2018
Decision to grant a European patent
Search/Exam
Jan 26, 2018
(Electronic) Receipt
Search/Exam
Jan 26, 2018
French translation of claims
Search/Exam
Jan 26, 2018
German translation of the claims
Search/Exam
Jan 26, 2018
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
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Oct 9, 2017
Text intended for grant (clean copy)
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Jun 14, 2017
(Electronic) Receipt
Search/Exam
Jun 14, 2017
Amended claims with annotations
Search/Exam
Jun 14, 2017
Claims
Search/Exam
Jun 14, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 14, 2017
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Intention to grant (signatures)
Search/Exam
Feb 17, 2017
Text intended for grant (clean copy)
Search/Exam
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(Electronic) Receipt
Search/Exam
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Amended claims with annotations
Search/Exam
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Amendments received before examination
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Oct 19, 2016
Letter accompanying subsequently filed items
Search/Exam
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European search opinion
Search/Exam
Apr 4, 2016
Information on Search Strategy
Search/Exam
Apr 4, 2016
Supplementary European search report
Search/Exam
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Notification of forthcoming publication
Search/Exam
Nov 27, 2013
Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
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Communication to designated inventor
Search/Exam
Oct 25, 2013
Communication to designated inventor
Search/Exam
Oct 9, 2013
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(Electronic) Receipt
Search/Exam
Oct 4, 2013
Abstract
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Oct 4, 2013
Annex
Search/Exam
Oct 4, 2013
Claims
Search/Exam
Oct 4, 2013
Description
Search/Exam
Oct 4, 2013
Drawings
Search/Exam
Oct 4, 2013
Request for entry into the European phase
Search/Exam
Sep 24, 2013
Jul 31, 2013
Information on entry into European phase
Search/Exam
Oct 15, 2012
Sep 27, 2012
Copy of the international search report
Search/Exam
Sep 27, 2012
Sep 27, 2012
International publication pamphlet
Search/Exam