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The patent EP3063194 was granted to WR Grace & Conn on Dec 8, 2021. The application was filed on Oct 28, 2014 under application number EP14859056A. 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 |
|---|---|---|---|
| BASELL POLIOLEFINE ITALIA | Sep 8, 2022 | LYONDELLBASELL | ADMISSIBLE |
| BOREALIS | Sep 8, 2022 | MAIWALD | ADMISSIBLE |
| FH SERVICES | Sep 7, 2022 | BECK GREENER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2013338321 |
| DESCRIPTION | US7381779 |
| DESCRIPTION | US7491670 |
| DESCRIPTION | US7678868 |
| DESCRIPTION | US7781363 |
| DESCRIPTION | US7989383 |
| DESCRIPTION | US8288585 |
| DESCRIPTION | US8536372 |
| DESCRIPTION | US8778826 |
| DESCRIPTION | WO2010078494 |
| DESCRIPTION | WO2011084628 |
| INTERNATIONAL-SEARCH-REPORT | WO2010140745 |
| INTERNATIONAL-SEARCH-REPORT | WO2013016647 |
| INTERNATIONAL-SEARCH-REPORT | WO2013029699 |
| OPPOSITION | EP0785954 |
| OPPOSITION | EP1312623 |
| OPPOSITION | EP2452956 |
| OPPOSITION | EP2535374 |
| OPPOSITION | EP2562215 |
| OPPOSITION | EP2796501 |
| OPPOSITION | EP2989159 |
| OPPOSITION | US2013338321 |
| OPPOSITION | WO2009007263 |
| OPPOSITION | WO2010078479 |
| OPPOSITION | WO2010078494 |
| OPPOSITION | WO2011104100 |
| OPPOSITION | WO2013016647 |
| OPPOSITION | WO2014060217 |
| OPPOSITION | WO2014173530 |
| SEARCH | EP1312623 |
| SEARCH | WO2010078479 |
| SEARCH | WO2010140745 |
| SEARCH | WO2013003062 |
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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Means of redress
OPPO
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Authorisation
OPPO
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Authorisation
OPPO
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Dec 21, 2021
Nov 11, 2021
Decision to grant a European patent
Search/Exam
Oct 22, 2021
(Electronic) Receipt
Search/Exam
Oct 22, 2021
Filing of the translations of the claims
Search/Exam
Oct 22, 2021
French translation of claims
Search/Exam
Oct 22, 2021
German translation of the claims
Search/Exam
Jul 7, 2021
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Jul 1, 2021
(Electronic) Receipt
Search/Exam
Jul 1, 2021
Letter accompanying subsequently filed items
Search/Exam
Jul 1, 2021
Jun 22, 2021
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Intention to grant (signatures)
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Jun 22, 2021
Text intended for grant (clean copy)
Search/Exam
Jun 22, 2021
May 1, 2019
(Electronic) Receipt
Search/Exam
May 1, 2019
Amended claims with annotations
Search/Exam
May 1, 2019
Amended description with annotations
Search/Exam
May 1, 2019
Claims
Search/Exam
May 1, 2019
Description
Search/Exam
May 1, 2019
Letter accompanying subsequently filed items
Search/Exam
May 1, 2019
Feb 28, 2019
Feb 25, 2019
(Electronic) Receipt
Search/Exam
Feb 25, 2019
Letter accompanying subsequently filed items
Search/Exam
Feb 25, 2019
Oct 25, 2018
Annex to the communication
Search/Exam
Oct 25, 2018
Communication from the Examining Division
Search/Exam
Oct 19, 2018
Examination started
Search/Exam
Dec 15, 2017
(Electronic) Receipt
Search/Exam
Dec 15, 2017
Letter accompanying subsequently filed items
Search/Exam
Dec 15, 2017
Reply to Written Opinion prepared by the EPO
Search/Exam
Jun 23, 2017
Jun 12, 2017
Jun 7, 2017
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European search opinion
Search/Exam
Jun 7, 2017
Information on Search Strategy
Search/Exam
Jun 7, 2017
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Supplementary European search report
Search/Exam
Jun 6, 2017
May 22, 2017
Search started
Search/Exam
Dec 7, 2016
(Electronic) Receipt
Search/Exam
Dec 7, 2016
Dec 7, 2016
Amended claims with annotations
Search/Exam
Dec 7, 2016
Dec 7, 2016
Amended description with annotations
Search/Exam
Dec 7, 2016
Amendments received before examination
Search/Exam
Dec 7, 2016
Letter accompanying subsequently filed items
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Aug 10, 2016
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Communication to designated inventor
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Jun 15, 2016
Communication to designated inventor
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Jun 15, 2016
Communication to designated inventor
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Jun 15, 2016
Communication to designated inventor
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Jun 15, 2016
Communication to designated inventor
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Jun 15, 2016
Communication to designated inventor
Search/Exam
May 25, 2016
(Electronic) Receipt
Search/Exam
May 25, 2016
Request for entry into the European phase
Search/Exam
May 17, 2016
Mar 11, 2016
Information on entry into European phase
Search/Exam
May 27, 2015
May 7, 2015
Copy of the international search report
Search/Exam
May 7, 2015
Published international application - A1
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