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The patent EP3017001 was granted to Rhodia Operations on Aug 17, 2022. The application was filed on Jul 3, 2014 under application number EP14734517A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| BASF | Mar 18, 2020 | BASF ASSOCIATION | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2005171237 |
| DESCRIPTION | US2006293172 |
| DESCRIPTION | US2750395 |
| DESCRIPTION | US2890194 |
| DESCRIPTION | US3018262 |
| DESCRIPTION | US4981926 |
| DESCRIPTION | US5109099 |
| DESCRIPTION | US5208317 |
| DESCRIPTION | US5405688 |
| DESCRIPTION | US6153719 |
| DESCRIPTION | US6242083 |
| DESCRIPTION | US6572971 |
| DESCRIPTION | US6632893 |
| DESCRIPTION | US7037958 |
| DESCRIPTION | US7163973 |
| INTERNATIONAL-SEARCH-REPORT | EP2706076 |
| INTERNATIONAL-SEARCH-REPORT | US2012232294 |
| INTERNATIONAL-SEARCH-REPORT | US2995581 |
| INTERNATIONAL-SEARCH-REPORT | US3055914 |
| OPPOSITION | EP2706076 |
| OPPOSITION | GB911221 |
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 15, 2023
Refund of fees
Search/Exam
Sep 13, 2023
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OPPO
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Jul 1, 2019
May 23, 2019
Decision to grant a European patent
Search/Exam
May 8, 2019
(Electronic) Receipt
Search/Exam
May 8, 2019
Filing of the translations of the claims
Search/Exam
May 8, 2019
French translation of claims
Search/Exam
May 8, 2019
German translation of the claims
Search/Exam
May 8, 2019
Letter accompanying subsequently filed items
Search/Exam
Feb 13, 2019
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Intention to grant (signatures)
Search/Exam
Feb 13, 2019
Text intended for grant (clean copy)
Search/Exam
Feb 13, 2019
Oct 15, 2018
(Electronic) Receipt
Search/Exam
Oct 15, 2018
Amended claims with annotations
Search/Exam
Oct 15, 2018
Claims
Search/Exam
Oct 15, 2018
Letter accompanying subsequently filed items
Search/Exam
Oct 15, 2018
Jul 19, 2018
Annex to the communication
Search/Exam
Jul 19, 2018
Communication from the Examining Division
Search/Exam
Jul 13, 2018
Examination started
Search/Exam
Sep 18, 2017
Sep 18, 2017
Sep 8, 2017
(Electronic) Receipt
Search/Exam
Sep 8, 2017
Letter accompanying subsequently filed items
Search/Exam
Sep 8, 2017
Dec 21, 2016
Decision to allow further processing
Search/Exam
Dec 9, 2016
(Electronic) Receipt
Search/Exam
Dec 9, 2016
Dec 9, 2016
Amended claims with annotations
Search/Exam
Dec 9, 2016
Letter accompanying subsequently filed items
Search/Exam
Dec 9, 2016
Request for further processing
Search/Exam
Oct 6, 2016
Apr 13, 2016
Feb 16, 2016
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Communication to designated inventor
Search/Exam
Feb 9, 2016
Priority search results copy provided by EPO
Search/Exam
Feb 1, 2016
(Electronic) Receipt
Search/Exam
Feb 1, 2016
Request for entry into the European phase
Search/Exam
Jan 19, 2016
Nov 13, 2015
Information on entry into European phase
Search/Exam
Jan 28, 2015
Jan 28, 2015
Jan 8, 2015
Copy of the international search report
Search/Exam
Jan 8, 2015
Published international application - A1
Search/Exam
Aug 29, 2014
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Aug 29, 2014