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The patent EP2970700 was granted to Clariant on Jul 7, 2021. The application was filed on Mar 5, 2014 under application number EP14709546A. 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 |
|---|---|---|---|
| AKZO NOBEL | Sep 26, 2018 | AKZO NOBEL DEPARTMENT | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE102007059733 |
| INTERNATIONAL-SEARCH-REPORT | EP1818370 |
| INTERNATIONAL-SEARCH-REPORT | EP2143776 |
| INTERNATIONAL-SEARCH-REPORT | GB1320452 |
| OPPOSITION | DE19725829 |
| OPPOSITION | EP1511816 |
| OPPOSITION | US2012190776 |
| OPPOSITION | US5518764 |
| OPPOSITION | WO02100955 |
| OPPOSITION | WO2004113460 |
| OPPOSITION | WO2006119770 |
| OPPOSITION | WO2012021534 |
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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Aug 2, 2021
Jun 14, 2021
Refund of fees
Search/Exam
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Submission concerning representation
Search/Exam
Jan 12, 2018
Nov 30, 2017
Decision to grant a European patent
Search/Exam
Nov 17, 2017
(Electronic) Receipt
Search/Exam
Nov 17, 2017
English translation of the claims
Search/Exam
Nov 17, 2017
Filing of the translations of the claims
Search/Exam
Nov 17, 2017
French translation of claims
Search/Exam
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Intention to grant (signatures)
Search/Exam
Aug 10, 2017
Text intended for grant (clean copy)
Search/Exam
Aug 10, 2017
Jun 26, 2017
(Electronic) Receipt
Search/Exam
Jun 26, 2017
Amended description with annotations
Search/Exam
Jun 26, 2017
Description
Search/Exam
Jun 26, 2017
Letter accompanying subsequently filed items
Search/Exam
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(Electronic) Receipt
Search/Exam
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Annex to the communication
Search/Exam
Jan 24, 2017
Communication from the Examining Division
Search/Exam
Jan 11, 2017
(Electronic) Receipt
Search/Exam
Jan 11, 2017
Amended claims with annotations
Search/Exam
Jan 11, 2017
Amended description with annotations
Search/Exam
Jan 11, 2017
Claims
Search/Exam
Jan 11, 2017
Description
Search/Exam
Jan 11, 2017
Letter accompanying subsequently filed items
Search/Exam
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(Electronic) Receipt
Search/Exam
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Letter accompanying subsequently filed items
Search/Exam
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Annex to the communication
Search/Exam
Jul 15, 2016
Communication from the Examining Division
Search/Exam
Jun 16, 2016
(Electronic) Receipt
Search/Exam
Jun 16, 2016
Letter accompanying subsequently filed items
Search/Exam
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Reply to Written Opinion prepared by the EPO
Search/Exam
Apr 28, 2016
Reply to Written Opinion prepared by the EPO
Search/Exam
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Communication to designated inventor
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
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Communication to designated inventor
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(Electronic) Receipt
Search/Exam
Sep 3, 2015
Request for entry into the European phase
Search/Exam
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Notification of the recording of a change
Search/Exam
Jul 22, 2015
Information on entry into European phase
Search/Exam
Dec 19, 2014
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Notification of the recording of a change
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Oct 8, 2014
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Copy of the international search report
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Sep 18, 2014
Copy of the international search report
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Sep 18, 2014
Published international application - A1
Search/Exam
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Mar 5, 2014
Abstract
PCTRO
Mar 5, 2014
Claims
PCTRO
Mar 5, 2014
Description
PCTRO
Mar 5, 2014