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The patent EP2791189 was granted to Ineos Europe on May 2, 2018. The application was filed on Dec 7, 2012 under application number EP12799164A. 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 |
|---|---|---|---|
| THE DOW CHEMICAL | Feb 1, 2019 | VO | ADMISSIBLE |
| TOTAL RESEARCH & TECHNOLOGY FELUY | Feb 1, 2019 | GARCIA MARTIN | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0089691 |
| DESCRIPTION | EP0129368 |
| DESCRIPTION | EP0206794 |
| DESCRIPTION | EP0416815 |
| DESCRIPTION | EP0418044 |
| DESCRIPTION | EP0420436 |
| DESCRIPTION | EP0551277 |
| DESCRIPTION | EP0561479 |
| DESCRIPTION | EP0642536 |
| DESCRIPTION | EP0699213 |
| DESCRIPTION | EP0906920 |
| DESCRIPTION | EP1015501 |
| DESCRIPTION | EP1019522 |
| DESCRIPTION | EP1276777 |
| DESCRIPTION | EP1360213 |
| DESCRIPTION | EP1935909 |
| DESCRIPTION | US5527752 |
| DESCRIPTION | US5674342 |
| DESCRIPTION | US6114486 |
| DESCRIPTION | WO0005237 |
| DESCRIPTION | WO0005238 |
| DESCRIPTION | WO2005019275 |
| DESCRIPTION | WO2006085051 |
| DESCRIPTION | WO2007014889 |
| DESCRIPTION | WO2008074689 |
| DESCRIPTION | WO2011089112 |
| DESCRIPTION | WO9426793 |
| DESCRIPTION | WO9500526 |
| DESCRIPTION | WO9507939 |
| DESCRIPTION | WO9600245 |
| DESCRIPTION | WO9604290 |
| DESCRIPTION | WO9604318 |
| DESCRIPTION | WO9702297 |
| DESCRIPTION | WO9744371 |
| DESCRIPTION | WO9827124 |
| DESCRIPTION | WO9850392 |
| DESCRIPTION | WO9912981 |
| DESCRIPTION | WO9940125 |
| DESCRIPTION | WO9961486 |
| INTERNATIONAL-SEARCH-REPORT | EP0676421 |
| INTERNATIONAL-SEARCH-REPORT | EP1935909 |
| INTERNATIONAL-SEARCH-REPORT | EP1972642 |
| INTERNATIONAL-SEARCH-REPORT | EP2348057 |
| INTERNATIONAL-SEARCH-REPORT | US2002165330 |
| INTERNATIONAL-SEARCH-REPORT | US2004102312 |
| OPPOSITION | EP2348057 |
| OPPOSITION | US2002165330 |
| OPPOSITION | US2009042720 |
| OPPOSITION | US5889121 |
| OPPOSITION | US6114486 |
| OPPOSITION | WO0068285 |
| OPPOSITION | WO2005019275 |
| OPPOSITION | WO2006067180 |
| OPPOSITION | WO2006085051 |
| OPPOSITION | WO2007014889 |
| OPPOSITION | WO2008064112 |
| OPPOSITION | WO2008074689 |
| OPPOSITION | WO2009059971 |
| OPPOSITION | WO2010043560 |
| OPPOSITION | WO2011089112 |
| OPPOSITION | WO2012080314 |
| OPPOSITION | WO9624543 |
| OPPOSITION | WO9744371 |
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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Sep 27, 2021
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Advice of delivery
Appeal
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Appeal
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Appeal
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Decision to grant a European patent
Search/Exam
Mar 22, 2018
(Electronic) Receipt
Search/Exam
Mar 22, 2018
Filing of the translations of the claims
Search/Exam
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French translation of claims
Search/Exam
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German translation of the claims
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(Electronic) Receipt
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Translation of the claims
Search/Exam
Nov 1, 2017
Translation of the claims
Search/Exam
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Intention to grant (signatures)
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Jul 4, 2017
Text intended for grant (clean copy)
Search/Exam
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(Electronic) Receipt
Search/Exam
Aug 9, 2016
Letter accompanying subsequently filed items
Search/Exam
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(Electronic) Receipt
Search/Exam
Jun 14, 2016
Letter accompanying subsequently filed items
Search/Exam
Jun 14, 2016
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Annex to the communication
Search/Exam
Feb 19, 2016
Communication from the Examining Division
Search/Exam
Feb 12, 2016
Examination started
Search/Exam
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Priority search results copy provided by EPO
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
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(Electronic) Receipt
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Request for entry into the European phase
Search/Exam
Apr 25, 2014
Information on entry into European phase
Search/Exam
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Copy of the international search report
Search/Exam
Jun 20, 2013
Published international application - A1
Search/Exam
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Dec 7, 2012
(Electronic) Receipt
PCTRO
Dec 7, 2012
Abstract
PCTRO
Dec 7, 2012
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PCTRO
Dec 7, 2012
Description
PCTRO
Dec 7, 2012
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PCTRO
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