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The patent EP3040326 was granted to Daikin Industries on Jan 8, 2020. The application was filed on Aug 10, 2015 under application number EP15760361A. 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 |
|---|---|---|---|
| AGC | Oct 8, 2020 | MULLER BORE & PARTNER PATENTANWALTE PARTG MBB | ADMISSIBLE |
| ARKEMA FRANCE | Oct 7, 2020 | ARKEMA PATENT | ADMISSIBLE |
| THE CHEMOURS FC | Oct 6, 2020 | ABITZ & PARTNER | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JP2009126803 |
| DESCRIPTION | JP2012500182 |
| DESCRIPTION | WO2005103187 |
| INTERNATIONAL-SEARCH-REPORT | JP2009126803 |
| INTERNATIONAL-SEARCH-REPORT | JP2009539598 |
| INTERNATIONAL-SEARCH-REPORT | JP2010083818 |
| INTERNATIONAL-SEARCH-REPORT | JP2011520016 |
| INTERNATIONAL-SEARCH-REPORT | JP2012500182 |
| INTERNATIONAL-SEARCH-REPORT | JP2013087187 |
| INTERNATIONAL-SEARCH-REPORT | WO2012033088 |
| INTERNATIONAL-SEARCH-REPORT | WO2014080868 |
| OPPOSITION | EP2799415 |
| OPPOSITION | EP2842928 |
| OPPOSITION | EP3015526 |
| OPPOSITION | JP2010083818 |
| OPPOSITION | JP2012500182 |
| OPPOSITION | JP2013087187 |
| OPPOSITION | US2012065437 |
| OPPOSITION | US2012068105 |
| OPPOSITION | US2012255316 |
| OPPOSITION | US2013092869 |
| OPPOSITION | US2013099154 |
| OPPOSITION | US2013105724 |
| OPPOSITION | US2014051896 |
| OPPOSITION | US2014070129 |
| OPPOSITION | US8147709 |
| OPPOSITION | WO2006094303 |
| OPPOSITION | WO2007144632 |
| OPPOSITION | WO2008027515 |
| OPPOSITION | WO2008027516 |
| OPPOSITION | WO2008027596 |
| OPPOSITION | WO2008042066 |
| OPPOSITION | WO2009066580 |
| OPPOSITION | WO2009137658 |
| OPPOSITION | WO2012001255 |
| OPPOSITION | WO2012004487 |
| OPPOSITION | WO2012033088 |
| OPPOSITION | WO2012067980 |
| OPPOSITION | WO2013099856 |
| OPPOSITION | WO2013161724 |
| OPPOSITION | WO2014102479 |
| OTHER | US2013099154 |
| OTHER | US2014070129 |
| SEARCH | US2011144216 |
| SEARCH | US2012068105 |
| SEARCH | US2012255316 |
| SEARCH | US2013099154 |
| SEARCH | US2014070129 |
| SEARCH | WO2013099856 |
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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Description
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Letter accompanying subsequently filed items
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Non-scannable object
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Jun 6, 2017
Supplementary European search report
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May 24, 2017
Communication to designated inventor
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Communication to designated inventor
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May 22, 2017
Search started
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Apr 11, 2017
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Notification of forthcoming publication
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Enquiry with the International Bureau
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Apr 1, 2016
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Copy of the international search report
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Published international application - A1
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Oct 30, 2015
Enquiry with the International Bureau
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Sep 17, 2015
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Abstract
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Sep 17, 2015
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Claims
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Sep 17, 2015
Description
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Sep 17, 2015
Request for entry into the European phase
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