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The patent EP2510998 was granted to Alstom Technology on Jun 15, 2022. The application was filed on Apr 15, 2011 under application number EP11162691A. 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 |
|---|---|---|---|
| LAIR LIQUIDE | Dec 19, 2019 | AIR LIQUIDE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | WO2011154535 |
| SEARCH | EP1790614 |
| SEARCH | GB2454266 |
| SEARCH | US2004003592 |
| SEARCH | WO2007019632 |
| SEARCH | WO2010001038 |
| SEARCH | WO2010060978 |
| SEARCH | WO2010113364 |
| SEARCH | WO2010142716 |
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 19, 2022
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Means of redress
OPPO
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Aug 12, 2019
Submission concerning representation
Search/Exam
May 28, 2019
May 21, 2019
May 16, 2019
May 15, 2019
Apr 1, 2019
Feb 21, 2019
Decision to grant a European patent
Search/Exam
Feb 6, 2019
(Electronic) Receipt
Search/Exam
Feb 6, 2019
French translation of claims
Search/Exam
Feb 6, 2019
German translation of the claims
Search/Exam
Feb 6, 2019
Letter accompanying subsequently filed items
Search/Exam
Nov 9, 2018
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Intention to grant (signatures)
Search/Exam
Nov 9, 2018
Text intended for grant (clean copy)
Search/Exam
Nov 9, 2018
Oct 15, 2018
Examination started
Search/Exam
Jul 16, 2018
Jan 16, 2018
Submission concerning representation
Search/Exam
Jul 14, 2016
Jul 5, 2016
Annexes in respect of a client data request
Search/Exam
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Submission concerning representation
Search/Exam
Nov 10, 2015
Submission concerning representation
Search/Exam
Apr 24, 2015
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Submission concerning representation
Search/Exam
Nov 7, 2014
Sep 10, 2013
Submission concerning representation
Search/Exam
Apr 17, 2013
(Electronic) Receipt
Search/Exam
Apr 17, 2013
Apr 17, 2013
Amended claims with annotations
Search/Exam
Apr 17, 2013
Amendments received before examination
Search/Exam
Apr 17, 2013
Letter accompanying subsequently filed items
Search/Exam
Oct 22, 2012
Sep 19, 2012
Notification of forthcoming publication
Search/Exam
Jun 11, 2012
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Aug 26, 2011
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European search opinion
Search/Exam
Aug 26, 2011
European search report
Search/Exam
Apr 15, 2011
Abstract
Search/Exam
Apr 15, 2011
Apr 15, 2011
Claims
Search/Exam
Apr 15, 2011
Description
Search/Exam
Apr 15, 2011
Designation of inventor
Search/Exam
Apr 15, 2011
Designation of inventor
Search/Exam
Apr 15, 2011
Drawings
Search/Exam
Apr 15, 2011
Request for grant of a European patent
Search/Exam