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The patent EP3063182 was granted to Engineered Polymer Solutions on May 3, 2023. The application was filed on Sep 29, 2014 under application number EP14858433A. 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 |
|---|---|---|---|
| CLARIANT PRODUKTE DEUTSCHLAND | Jul 27, 2020 | MIKULECKY | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2007062412 |
| INTERNATIONAL-SEARCH-REPORT | US2007255008 |
| INTERNATIONAL-SEARCH-REPORT | US2009124739 |
| INTERNATIONAL-SEARCH-REPORT | US2010183540 |
| INTERNATIONAL-SEARCH-REPORT | US4750940 |
| OPPOSITION | JP2003064109 |
| OPPOSITION | US2004054063 |
| OPPOSITION | US2007208129 |
| OPPOSITION | US2012058278 |
| OPPOSITION | US6080802 |
| OPPOSITION | WO2009115607 |
| OPPOSITION | WO2011088006 |
| OPPOSITION | WO2013119523 |
| SEARCH | DE102005019384 |
| SEARCH | DE102008037973 |
| SEARCH | EP1371688 |
| SEARCH | WO2004045755 |
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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OPPO
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OPPO
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Nov 25, 2019
Oct 17, 2019
Decision to grant a European patent
Search/Exam
Oct 1, 2019
(Electronic) Receipt
Search/Exam
Oct 1, 2019
Filing of the translations of the claims
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Oct 1, 2019
French translation of claims
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Oct 1, 2019
German translation of the claims
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Oct 1, 2019
Letter accompanying subsequently filed items
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Jul 19, 2019
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Intention to grant (signatures)
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Jul 19, 2019
Text intended for grant (clean copy)
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Jul 19, 2019
Jun 26, 2019
Description
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Intention to grant (signatures)
Search/Exam
Mar 4, 2019
Text intended for grant (clean copy)
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Mar 4, 2019
Oct 18, 2018
Amended description with annotations
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Oct 18, 2018
Description
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Annexes in respect of a client data request
Search/Exam
Jul 17, 2018
Apr 11, 2018
Annex to the communication
Search/Exam
Apr 11, 2018
Communication from the Examining Division
Search/Exam
Apr 5, 2018
Examination started
Search/Exam
Feb 6, 2018
Priority search results
Search/Exam
Feb 6, 2018
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Amended claims with annotations
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Dec 22, 2017
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Amended description with annotations
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Dec 22, 2017
Amendments received before examination
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Jun 12, 2017
May 24, 2017
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European search opinion
Search/Exam
May 24, 2017
Information on Search Strategy
Search/Exam
May 24, 2017
Supplementary European search report
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May 12, 2017
Search started
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Aug 10, 2016
Jun 3, 2016
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Jun 1, 2016
Communication to designated inventor
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May 17, 2016
Apr 28, 2016
Notice on debiting of fees
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Mar 31, 2016
(Electronic) Receipt
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Mar 31, 2016
Mar 31, 2016
Letter accompanying subsequently filed items
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Mar 17, 2016
(Electronic) Receipt
Search/Exam
Mar 17, 2016
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Amended claims with annotations
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Mar 17, 2016
Request for entry into the European phase
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Mar 11, 2016
Information on entry into European phase
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May 27, 2015
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Copy of the international search report
Search/Exam
May 7, 2015
May 7, 2015
Published international application - A1
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