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The patent EP2185488 was granted to Arkema on Jan 3, 2018. The application was filed on Sep 4, 2008 under application number EP08799122A. 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 |
|---|---|---|---|
| HONEYWELL | Oct 3, 2018 | CROOKS | - |
| MEXICHEM FLUOR DE CV | Oct 3, 2018 | POTTER CLARKSON | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0939071 |
| DESCRIPTION | US2007100174 |
| DESCRIPTION | US4323528 |
| DESCRIPTION | US5986151 |
| DESCRIPTION | WO2005105947 |
| DESCRIPTION | WO2007002703 |
| INTERNATIONAL-SEARCH-REPORT | US2007100174 |
| INTERNATIONAL-SEARCH-REPORT | US2007108403 |
| INTERNATIONAL-SEARCH-REPORT | US5446217 |
| INTERNATIONAL-SEARCH-REPORT | US6120652 |
| INTERNATIONAL-SEARCH-REPORT | US6194619 |
| INTERNATIONAL-SEARCH-REPORT | US7179949 |
| OPPOSITION | EP0939071 |
| OPPOSITION | EP1900716 |
| OPPOSITION | EP1916231 |
| OPPOSITION | EP1918269 |
| OPPOSITION | JPH11140002 |
| OPPOSITION | US2007108403 |
| OPPOSITION | US5986151 |
| OPPOSITION | WO2004037913 |
| OPPOSITION | WO2005105947 |
| OPPOSITION | WO2007002703 |
| SEARCH | EP0939071 |
| SEARCH | US2007100174 |
| SEARCH | US5986151 |
| SEARCH | WO2005105947 |
| SEARCH | WO2007002703 |
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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Jan 26, 2018
Dec 7, 2017
Decision to grant a European patent
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Nov 22, 2017
(Electronic) Receipt
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Nov 22, 2017
Filing of the translations of the claims
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Nov 22, 2017
French translation of claims
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Nov 22, 2017
German translation of the claims
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Nov 22, 2017
Letter accompanying subsequently filed items
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Nov 22, 2017
Submission concerning representation
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Intention to grant (signatures)
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Oct 27, 2017
Text intended for grant (clean copy)
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Oct 27, 2017
Jun 1, 2017
(Electronic) Receipt
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Jun 1, 2017
Amended description with annotations
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Jun 1, 2017
Description
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Jun 1, 2017
Letter accompanying subsequently filed items
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Jun 1, 2017
Apr 12, 2017
Apr 6, 2017
(Electronic) Receipt
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Apr 6, 2017
Letter accompanying subsequently filed items
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Apr 6, 2017
Dec 13, 2016
Annex to the communication
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Dec 13, 2016
Communication from the Examining Division
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Sep 20, 2016
(Electronic) Receipt
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Sep 20, 2016
Amended description with annotations
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Sep 20, 2016
Claims
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Sep 20, 2016
Description
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Sep 20, 2016
Letter accompanying subsequently filed items
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Sep 20, 2016
Jul 15, 2016
Jul 8, 2016
(Electronic) Receipt
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Jul 8, 2016
Letter accompanying subsequently filed items
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Jul 8, 2016
Mar 24, 2016
Annex to the communication
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Mar 24, 2016
Communication from the Examining Division
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Sep 28, 2015
Decision to allow further processing
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Sep 15, 2015
(Electronic) Receipt
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Sep 15, 2015
Amended claims with annotations
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Sep 15, 2015
Claims
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Sep 15, 2015
Letter accompanying subsequently filed items
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Sep 15, 2015
Request for further processing
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Jul 24, 2015
Apr 15, 2015
Apr 9, 2015
(Electronic) Receipt
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Apr 9, 2015
Letter accompanying subsequently filed items
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Apr 9, 2015
Dec 16, 2014
Annex to the communication
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Dec 16, 2014
Communication from the Examining Division
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Feb 21, 2014
(Electronic) Receipt
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Feb 21, 2014
Claims
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Feb 21, 2014
Letter accompanying subsequently filed items
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Feb 21, 2014
Oct 28, 2013
Annex to the communication
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Oct 28, 2013
Communication from the Examining Division
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Oct 21, 2013
Examination started
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Feb 19, 2013
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Jan 24, 2013
Decision to allow further processing
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Jan 7, 2013
(Electronic) Receipt
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Jan 7, 2013
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Letter accompanying subsequently filed items
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Jan 7, 2013
Request for further processing
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Nov 8, 2012
Mar 19, 2012
(Electronic) Receipt
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Mar 19, 2012
Letter accompanying subsequently filed items
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Mar 19, 2012
Maintenance of the application
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Mar 12, 2012
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European search opinion
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Feb 22, 2012
Supplementary European search report
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(Electronic) Receipt
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Dec 22, 2009
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Amendments received before examination
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Dec 22, 2009
Request for entry into the European phase
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Apr 15, 2009
Mar 19, 2009
Copy of the international search report
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Mar 19, 2009
Published international application - A1
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