The patent EP2886386 was granted to Mitsubishi Electric on Sep 27, 2017. The application was originally filed on Aug 14, 2012 under application number EP12891390A. The patent is currently recorded with a legal status of "Opposition Rejected".

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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.
| Citation Phase | Reference Text | Link |
|---|---|---|
| OPPOSITION | - "Railway applications - Air conditioning for main line rolling stock - Part 1: Comfort parameters", European Standard EN 13129-1:2002 (E), (20020900), pages 1 - 8, 14, XP055514822 | - |
| OPPOSITION | - "Railway applications - Air conditioning for urban and suburban rolling stock - Part 1: Comfort Parameters", European Standard EN 14750-1:2006 (E), (20060600), pages 1 - 10, 12, 17, XP055514829 | - |
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Oct 5, 2017
Aug 31, 2017
Decision to grant a European patent
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Jul 12, 2017
(Electronic) Receipt
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Jul 12, 2017
Filing of the translations of the claims
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French translation of claims
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German translation of the claims
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Jul 12, 2017
Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Mar 28, 2017
Text intended for grant (clean copy)
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Mar 8, 2017
Examination started
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Dec 19, 2016
(Electronic) Receipt
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Amended claims with annotations
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Amended description with annotations
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Amendments received before examination
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Dec 19, 2016
Letter accompanying subsequently filed items
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Jun 10, 2016
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Submission concerning representation
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Submission concerning representation
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May 25, 2016
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European search opinion
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May 25, 2016
Information on Search Strategy
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May 25, 2016
Supplementary European search report
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Apr 25, 2016
Search started
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Aug 20, 2015
(Electronic) Receipt
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Aug 20, 2015
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Letter accompanying subsequently filed items
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May 28, 2015
Notification of forthcoming publication
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Mar 20, 2015
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Mar 5, 2015
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Feb 11, 2015
(Electronic) Receipt
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Feb 11, 2015
Abstract
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Feb 11, 2015
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Amended claims with annotations
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Feb 11, 2015
Amended claims with annotations
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Amended description with annotations
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Claims
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Description
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Feb 11, 2015
Request for entry into the European phase
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Jan 5, 2015
Information on entry into European phase
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Feb 20, 2014
Copy of the international search report
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Feb 20, 2014
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International publication pamphlet
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