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The patent EP3023472 was granted to Daikin Industries on Nov 6, 2019. The application was filed on Jun 1, 2015 under application number EP15788311A. 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 |
|---|---|---|---|
| MEXICHEM FLUOR DE CV | Aug 6, 2020 | POTTER CLARKSON | ADMISSIBLE |
| ARKEMA FRANCE | Aug 5, 2020 | ARKEMA PATENT | ADMISSIBLE |
| THE CHEMOURS FC | Aug 5, 2020 | ABITZ & PARTNER | WITHDRAWN |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 | JP2011525204 |
| DESCRIPTION | JP2011525205 |
| DESCRIPTION | JP2013501820 |
| DESCRIPTION | JP2014514423 |
| DESCRIPTION | WO2010002014 |
| DESCRIPTION | WO2010002020 |
| DESCRIPTION | WO2011093521 |
| DESCRIPTION | WO2012151238 |
| INTERNATIONAL-SEARCH-REPORT | JP2007536390 |
| INTERNATIONAL-SEARCH-REPORT | JP2011520016 |
| INTERNATIONAL-SEARCH-REPORT | JP2012510042 |
| INTERNATIONAL-SEARCH-REPORT | JP2013544896 |
| OPPOSITION | EP2028172 |
| OPPOSITION | EP2149543 |
| OPPOSITION | EP2271724 |
| OPPOSITION | JPH04110388 |
| OPPOSITION | US2003010618 |
| OPPOSITION | US2012065437 |
| OPPOSITION | US2013092869 |
| OPPOSITION | US2013105724 |
| OPPOSITION | US2014018582 |
| OPPOSITION | US2015322317 |
| OPPOSITION | US4309296 |
| OPPOSITION | US5210342 |
| OPPOSITION | US5877360 |
| OPPOSITION | WO2006094303 |
| OPPOSITION | WO2009137656 |
| OPPOSITION | WO2010000994 |
| OPPOSITION | WO2010002014 |
| OPPOSITION | WO2010059677 |
| OPPOSITION | WO2011093521 |
| OPPOSITION | WO2011163117 |
| OPPOSITION | WO2012067980 |
| OPPOSITION | WO2012151238 |
| OPPOSITION | WO2013032908 |
| OPPOSITION | WO2013119919 |
| OPPOSITION | WO2014036115 |
| OPPOSITION | WO2014102479 |
| OPPOSITION | WO9907660 |
| OTHER | US2013092869 |
| OTHER | US2013105724 |
| SEARCH | FR3000096 |
| SEARCH | US2003157009 |
| SEARCH | US2010181186 |
| SEARCH | US2012065437 |
| SEARCH | US2013186115 |
| SEARCH | WO2010059677 |
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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Nov 18, 2019
Oct 10, 2019
Decision to grant a European patent
Search/Exam
Sep 30, 2019
Communication to designated inventor
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Sep 27, 2019
Change to the inventor details
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Sep 19, 2019
(Electronic) Receipt
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Sep 19, 2019
Filing of the translations of the claims
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Sep 19, 2019
French translation of claims
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Sep 19, 2019
German translation of the claims
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Sep 19, 2019
Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Jun 28, 2019
Text intended for grant (clean copy)
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Jun 28, 2019
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(Electronic) Receipt
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Apr 30, 2019
Amended description with annotations
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Apr 30, 2019
Description
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Apr 30, 2019
Letter accompanying subsequently filed items
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Apr 30, 2019
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Apr 5, 2019
Patent document filed by a Third party
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Apr 5, 2019
Patent document filed by a Third party
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Feb 7, 2019
Jan 30, 2019
Observations by third parties
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Jan 22, 2019
Annex to the communication
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Jan 22, 2019
Communication from the Examining Division
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Oct 23, 2018
(Electronic) Receipt
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Oct 23, 2018
Claims
Search/Exam
Oct 23, 2018
Letter accompanying subsequently filed items
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Oct 23, 2018
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Annex to the communication
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Jun 20, 2018
Communication from the Examining Division
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Observations by third parties
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(Electronic) Receipt
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Apr 9, 2018
Abstract
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Abstract
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Apr 9, 2018
Amended claims with annotations
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Apr 9, 2018
Amended description with annotations
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Apr 9, 2018
Claims
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Description
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Letter accompanying subsequently filed items
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Apr 9, 2018
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Annex to the communication
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Dec 7, 2017
Communication from the Examining Division
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Sep 29, 2017
(Electronic) Receipt
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Sep 29, 2017
Claims
Search/Exam
Sep 29, 2017
Letter accompanying subsequently filed items
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Sep 29, 2017
May 22, 2017
Annex to the communication
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May 22, 2017
Communication from the Examining Division
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May 4, 2017
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Information on Search Strategy
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May 4, 2017
Supplementary European search report
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Apr 25, 2017
Search started
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Apr 11, 2017
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Notification of forthcoming publication
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Apr 19, 2016
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Copy of the international search report
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Mar 31, 2016
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International publication pamphlet
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Mar 11, 2016
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Feb 3, 2016
Letter accompanying subsequently filed items
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Feb 2, 2016
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Deficiencies in designation of inventor
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Jan 28, 2016
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Information regarding early processing
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Dec 23, 2015
Enquiry with the International Bureau
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Nov 12, 2015
(Electronic) Receipt
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Nov 12, 2015
Abstract
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Nov 12, 2015
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Claims
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Nov 12, 2015
Description
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Nov 12, 2015
Drawings
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Nov 12, 2015
Request for entry into the European phase
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