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The patent EP4017917 was granted to Borealis on Jul 24, 2024. The application was filed on Aug 4, 2020 under application number EP20753317A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 | Apr 24, 2025 | MATHISEN & MACARA | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | WO2014167493 |
| INTERNATIONAL-SEARCH-REPORT | WO2019038395 |
| OPPOSITION | WO2019091886 |
| OPPOSITION | WO2019224129 |
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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Annex
Search/Exam
Jun 24, 2025
Annexes in respect of a client data request
Search/Exam
Jun 24, 2025
Annexes in respect of a client data request
Search/Exam
Jun 24, 2025
Annexes in respect of a client data request
Search/Exam
Jun 24, 2025
Letter accompanying subsequently filed items
Search/Exam
Jun 24, 2025
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Decision to grant a European patent
Search/Exam
Jun 12, 2024
(Electronic) Receipt
Search/Exam
Jun 12, 2024
Filing of the translations of the claims
Search/Exam
Jun 12, 2024
French translation of claims
Search/Exam
Jun 12, 2024
German translation of the claims
Search/Exam
Mar 14, 2024
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Intention to grant (signatures)
Search/Exam
Mar 14, 2024
Text intended for grant (clean copy)
Search/Exam
Mar 14, 2024
Aug 4, 2023
(Electronic) Receipt
Search/Exam
Aug 4, 2023
Amended description with annotations
Search/Exam
Aug 4, 2023
Description
Search/Exam
Aug 4, 2023
Letter accompanying subsequently filed items
Search/Exam
Aug 4, 2023
Jul 26, 2023
Annex to the communication
Search/Exam
Jul 26, 2023
Communication from the Examining Division
Search/Exam
Jul 20, 2023
Examination started
Search/Exam
Jun 15, 2023
Jun 7, 2023
Observations by third parties
Search/Exam
Oct 13, 2022
Document concerning representation
Search/Exam
Jun 20, 2022
(Electronic) Receipt
Search/Exam
Jun 20, 2022
Jun 20, 2022
Amended claims with annotations
Search/Exam
Jun 20, 2022
Amendments received before examination
Search/Exam
Jun 20, 2022
Letter accompanying subsequently filed items
Search/Exam
Jun 1, 2022
Mar 29, 2022
Mar 22, 2022
Priority search results copy provided by EPO
Search/Exam
Mar 15, 2022
(Electronic) Receipt
Search/Exam
Mar 15, 2022
Request for entry into the European phase
Search/Exam
Mar 7, 2022
Feb 5, 2022
Feb 5, 2022
Notification of the recording of a change
Search/Exam
Jan 10, 2022
Information on entry into European phase
Search/Exam
Nov 26, 2021
Nov 26, 2021
Nov 26, 2021
Notification of the recording of a change
Search/Exam
Nov 17, 2021
(Electronic) Receipt
PCTRO
Nov 17, 2021
Nov 17, 2021
Mar 15, 2021
Feb 25, 2021
Copy of the international search report
Search/Exam
Feb 25, 2021
Published international application - A1
Search/Exam
Oct 23, 2020
ISR: cited documents
PCTISA
Oct 23, 2020
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Aug 4, 2020
(Electronic) Receipt
PCTRO
Aug 4, 2020
Abstract
PCTRO
Aug 4, 2020
Claims
PCTRO
Aug 4, 2020
Description
PCTRO
Aug 4, 2020
Aug 4, 2020