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The patent EP3325554 was granted to Borealis on May 27, 2020. The application was filed on Jul 19, 2016 under application number EP16745647A. 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 |
|---|---|---|---|
| INEOS EUROPE | Feb 25, 2021 | SMITH | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | EP1935938 |
| INTERNATIONAL-SEARCH-REPORT | WO2013050384 |
| OPPOSITION | EP1935938 |
| OPPOSITION | EP2452976 |
| OPPOSITION | WO2004087807 |
| OPPOSITION | WO2013010877 |
| OPPOSITION | WO2014132759 |
| OPPOSITION | WO2014187687 |
| OPPOSITION | WO2016066446 |
| OPPOSITION | WO2016066447 |
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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Feb 19, 2025
Feb 19, 2025
Feb 19, 2025
Feb 3, 2025
Feb 3, 2025
Feb 3, 2025
Nov 15, 2024
Nov 12, 2024
(Electronic) Receipt
Appeal
Nov 12, 2024
Nov 12, 2024
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Nov 11, 2024
Oct 31, 2024
Oct 28, 2024
(Electronic) Receipt
Appeal
Oct 28, 2024
Oct 28, 2024
Aug 30, 2024
Aug 28, 2024
(Electronic) Receipt
Appeal
Aug 28, 2024
Aug 27, 2024
(Electronic) Receipt
Appeal
Aug 27, 2024
Aug 27, 2024
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Jul 26, 2024
Jul 22, 2024
(Electronic) Receipt
Appeal
Jul 22, 2024
Jul 22, 2024
Jul 15, 2024
Jul 10, 2024
(Electronic) Receipt
Appeal
Jul 10, 2024
Jun 26, 2024
Jun 26, 2024
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Aug 23, 2023
Aug 18, 2023
(Electronic) Receipt
Appeal
Aug 18, 2023
Aug 18, 2023
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Aug 18, 2023
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Aug 18, 2023
Reply to appeal
Appeal
Apr 21, 2023
Apr 18, 2023
(Electronic) Receipt
Appeal
Apr 18, 2023
Apr 18, 2023
Apr 18, 2023
Apr 18, 2023
Feb 15, 2023
Feb 15, 2023
Feb 10, 2023
(Electronic) Receipt
Appeal
Feb 10, 2023
Feb 10, 2023
Notice of appeal
Appeal
Dec 23, 2022
Dec 19, 2022
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Dec 12, 2022
Dec 9, 2022
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Means of redress
OPPO
Dec 9, 2022
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Jun 8, 2020
May 4, 2020
Decision to grant a European patent
Search/Exam
Apr 20, 2020
(Electronic) Receipt
Search/Exam
Apr 20, 2020
Filing of the translations of the claims
Search/Exam
Apr 20, 2020
French translation of claims
Search/Exam
Apr 20, 2020
German translation of the claims
Search/Exam
Feb 18, 2020
Feb 18, 2020
Feb 18, 2020
Intention to grant (signatures)
Search/Exam
Feb 18, 2020
Text intended for grant (clean copy)
Search/Exam
Feb 18, 2020
Jan 31, 2020
(Electronic) Receipt
Search/Exam
Jan 31, 2020
Description
Search/Exam
Jan 31, 2020
Letter accompanying subsequently filed items
Search/Exam
Jan 31, 2020
Dec 16, 2019
Dec 16, 2019
Dec 16, 2019
Intention to grant (signatures)
Search/Exam
Dec 16, 2019
Text intended for grant (clean copy)
Search/Exam
Dec 16, 2019
Nov 11, 2019
Description
Search/Exam
Nov 11, 2019
Sep 18, 2019
Sep 18, 2019
Sep 18, 2019
Intention to grant (signatures)
Search/Exam
Sep 18, 2019
Text intended for grant (clean copy)
Search/Exam
Sep 18, 2019
Aug 19, 2019
Examination started
Search/Exam
Aug 7, 2018
Reply to Written Opinion prepared by the EPO
Search/Exam
May 3, 2018
Apr 20, 2018
Submission concerning representation
Search/Exam
Mar 2, 2018
Feb 27, 2018
Communication to designated inventor
Search/Exam
Feb 27, 2018
Communication to designated inventor
Search/Exam
Feb 27, 2018
Communication to designated inventor
Search/Exam
Feb 27, 2018
Communication to designated inventor
Search/Exam
Feb 24, 2018
Priority search results copy provided by EPO
Search/Exam
Feb 19, 2018
(Electronic) Receipt
Search/Exam
Feb 19, 2018
Request for entry into the European phase
Search/Exam
Feb 5, 2018
Dec 4, 2017
Information on entry into European phase
Search/Exam
Nov 17, 2017
Nov 17, 2017
Nov 17, 2017
Notification of the recording of a change
Search/Exam
Feb 14, 2017
Jan 26, 2017
Copy of the international search report
Search/Exam
Jan 26, 2017
Published international application - A1
Search/Exam
Oct 13, 2016
ISR: cited documents
PCTISA
Oct 12, 2016
Oct 12, 2016
Oct 12, 2016
Sep 8, 2016
Sep 8, 2016
Aug 31, 2016
Aug 16, 2016
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Jul 19, 2016
(Electronic) Receipt
PCTRO
Jul 19, 2016
Abstract
PCTRO
Jul 19, 2016
Claims
PCTRO
Jul 19, 2016
Description
PCTRO
Jul 19, 2016
Jul 19, 2016
Drawings
PCTRO
Jul 19, 2016
Jul 19, 2016