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The patent EP3916047 was granted to Borealis on Sep 14, 2022. The application was filed on May 29, 2020 under application number EP20177306A. 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 | Jun 14, 2023 | CAPALDI | ADMISSIBLE |
| SABIC SABIC PETROCHEMICALS | Jun 13, 2023 | SABIC GROUP | ADMISSIBLE |
| TOTALENERGIES ONETECH | Jun 13, 2023 | MELLET | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US5767230 |
| OPPOSITION | CN101704974 |
| OPPOSITION | EP3802689 |
| OPPOSITION | EP3838986 |
| OPPOSITION | US2011105667 |
| OPPOSITION | WO2015169690 |
| OPPOSITION | WO2019224129 |
| OPPOSITION | WO2020070175 |
| OPPOSITION | WO2021003240 |
| OPPOSITION | WO2021032460 |
| SEARCH | EP3165473 |
| SEARCH | WO2015169690 |
| SEARCH | WO2019086359 |
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 9, 2025
Sep 9, 2025
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Jun 30, 2025
Jun 24, 2025
Annex
OPPO
Jun 24, 2025
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Document concerning representation
Search/Exam
Sep 27, 2022
Aug 19, 2022
Decision to grant a European patent
Search/Exam
Aug 5, 2022
(Electronic) Receipt
Search/Exam
Aug 5, 2022
Filing of the translations of the claims
Search/Exam
Aug 5, 2022
French translation of claims
Search/Exam
Aug 5, 2022
German translation of the claims
Search/Exam
Mar 29, 2022
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Intention to grant (signatures)
Search/Exam
Mar 29, 2022
Text intended for grant (clean copy)
Search/Exam
Mar 29, 2022
Mar 8, 2022
Examination started
Search/Exam
Feb 4, 2022
Jan 31, 2022
Letter accompanying subsequently filed items
Search/Exam
Jan 31, 2022
Jan 25, 2022
(Electronic) Receipt
Search/Exam
Jan 25, 2022
Letter accompanying subsequently filed items
Search/Exam
Jan 25, 2022
Reply to Written Opinion prepared by the EPO
Search/Exam
Dec 6, 2021
Nov 12, 2021
(Electronic) Receipt
Search/Exam
Nov 12, 2021
Letter concerning fees and payments
Search/Exam
Nov 4, 2021
Notification of forthcoming publication
Search/Exam
Oct 15, 2020
Oct 15, 2020
European search opinion
Search/Exam
Oct 15, 2020
European search report
Search/Exam
Oct 15, 2020
Information on Search Strategy
Search/Exam
Oct 2, 2020
Search started
Search/Exam
Jul 22, 2020
Communication to designated inventor
Search/Exam
Jul 22, 2020
Communication to designated inventor
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Communication to designated inventor
Search/Exam
Jul 22, 2020
Communication to designated inventor
Search/Exam
May 29, 2020
Abstract
Search/Exam
May 29, 2020
May 29, 2020
Claims
Search/Exam
May 29, 2020
Description
Search/Exam
May 29, 2020
Designation of inventor
Search/Exam
May 29, 2020
Request for grant of a European patent
Search/Exam