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The patent EP2925920 was granted to Exxonmobil Chemical Patents on Jul 4, 2018. The application was filed on Nov 25, 2013 under application number EP13802903A. 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 |
|---|---|---|---|
| TOTAL RESEARCH & TECHNOLOGY FELUY | Apr 4, 2019 | GARCIA MARTIN | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | EP2034057 |
| INTERNATIONAL-SEARCH-REPORT | EP2479331 |
| INTERNATIONAL-SEARCH-REPORT | US5272003 |
| INTERNATIONAL-SEARCH-REPORT | WO0194462 |
| INTERNATIONAL-SEARCH-REPORT | WO2004029342 |
| INTERNATIONAL-SEARCH-REPORT | WO2006065663 |
| OPPOSITION | US2003056883 |
| OPPOSITION | WO2006065648 |
| OPPOSITION | WO2010087921 |
| OPPOSITION | WO2014088857 |
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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Oct 28, 2021
Sep 29, 2021
Refund of fees
Search/Exam
Sep 28, 2021
Sep 28, 2021
Jul 14, 2021
Jul 9, 2021
(Electronic) Receipt
Appeal
Jul 9, 2021
Jul 9, 2021
Withdrawal of an appeal
Appeal
Jun 7, 2021
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(Electronic) Receipt
Appeal
May 18, 2021
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Notice of appeal
Appeal
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Decision to grant a European patent
Search/Exam
May 25, 2018
(Electronic) Receipt
Search/Exam
May 25, 2018
French translation of claims
Search/Exam
May 25, 2018
German translation of the claims
Search/Exam
May 25, 2018
Letter accompanying subsequently filed items
Search/Exam
Jan 16, 2018
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Intention to grant (signatures)
Search/Exam
Jan 16, 2018
Text intended for grant (clean copy)
Search/Exam
Jan 16, 2018
Sep 14, 2017
(Electronic) Receipt
Search/Exam
Sep 14, 2017
Amended claims with annotations
Search/Exam
Sep 14, 2017
Amended description with annotations
Search/Exam
Sep 14, 2017
Claims
Search/Exam
Sep 14, 2017
Description
Search/Exam
Sep 14, 2017
Letter accompanying subsequently filed items
Search/Exam
Sep 14, 2017
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Annex to the communication
Search/Exam
May 4, 2017
Communication from the Examining Division
Search/Exam
Feb 24, 2017
(Electronic) Receipt
Search/Exam
Feb 24, 2017
Claims
Search/Exam
Feb 24, 2017
Letter accompanying subsequently filed items
Search/Exam
Feb 24, 2017
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Dec 22, 2016
(Electronic) Receipt
Search/Exam
Dec 22, 2016
Aug 16, 2016
Annex to the communication
Search/Exam
Aug 16, 2016
Communication from the Examining Division
Search/Exam
Aug 8, 2016
Examination started
Search/Exam
Jan 25, 2016
(Electronic) Receipt
Search/Exam
Jan 25, 2016
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Amendments received before examination
Search/Exam
Jan 25, 2016
Letter accompanying subsequently filed items
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Letter which had not been notified
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Letter which had not been notified
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
Jul 2, 2015
(Electronic) Receipt
Search/Exam
Jul 2, 2015
Annex
Search/Exam
Jul 2, 2015
Request for entry into the European phase
Search/Exam
Jun 23, 2015
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Information on entry into European phase
Search/Exam
Jul 3, 2014
Jun 12, 2014
Copy of the international search report
Search/Exam
Jun 12, 2014
Published international application - A1
Search/Exam
Mar 13, 2014
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Nov 25, 2013
(Electronic) Receipt
PCTRO
Nov 25, 2013
Abstract
PCTRO
Nov 25, 2013
Claims
PCTRO
Nov 25, 2013
Description
PCTRO
Nov 25, 2013
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PCTRO
Nov 25, 2013