The weekly litigation news digest is live. Subscribe now
The patent EP4017916 was granted to Borealis on May 24, 2023. The application was filed on Aug 4, 2020 under application number EP20753316A. 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 | Feb 22, 2024 | CAPALDI | ADMISSIBLE |
| SABIC SABIC PETROCHEMICALS | Feb 22, 2024 | SABIC GROUP | ADMISSIBLE |
| SABIC SABIC PETROCHEMICALS | Feb 22, 2024 | SABIC INTELLECTUAL GROUP | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0491566 |
| DESCRIPTION | EP0586390 |
| DESCRIPTION | EP0591224 |
| DESCRIPTION | EP0847420 |
| DESCRIPTION | EP0887379 |
| DESCRIPTION | EP2610270 |
| DESCRIPTION | EP2610271 |
| DESCRIPTION | EP2610272 |
| DESCRIPTION | EP3015504 |
| DESCRIPTION | US2005127558 |
| DESCRIPTION | US5266392 |
| DESCRIPTION | US5767230 |
| DESCRIPTION | US5811494 |
| DESCRIPTION | WO0068315 |
| DESCRIPTION | WO2004000899 |
| DESCRIPTION | WO2004111095 |
| DESCRIPTION | WO2012007430 |
| DESCRIPTION | WO2015169690 |
| DESCRIPTION | WO9212182 |
| DESCRIPTION | WO9924478 |
| DESCRIPTION | WO9924479 |
| INTERNATIONAL-SEARCH-REPORT | WO2007071494 |
| INTERNATIONAL-SEARCH-REPORT | WO2015169690 |
| INTERNATIONAL-SEARCH-REPORT | WO2019091886 |
| INTERNATIONAL-SEARCH-REPORT | WO2019091887 |
| OPPOSITION | EP2516125 |
| OPPOSITION | EP3715410 |
| OPPOSITION | WO2007071494 |
| OPPOSITION | WO2015011135 |
| OPPOSITION | WO2015091810 |
| OPPOSITION | WO2018206353 |
| OPPOSITION | WO2019091887 |
| OPPOSITION | WO2019224129 |
| OPPOSITION | WO2020070175 |
| OPPOSITION | WO2020070176 |
| OPPOSITION | WO2021032458 |
| OPPOSITION | WO2021144401 |
| OPPOSITION | WO2021233818 |
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
Get instant alerts for new documents
Dec 23, 2025
Dec 23, 2025
Dec 23, 2025
Dec 23, 2025
Dec 23, 2025
Dec 23, 2025
Dec 23, 2025
Dec 23, 2025
Dec 23, 2025
Means of redress
OPPO
Dec 23, 2025
Dec 23, 2025
Dec 23, 2025
Dec 23, 2025
Dec 23, 2025
Dec 23, 2025
Nov 26, 2025
Nov 21, 2025
Nov 21, 2025
Nov 20, 2025
Nov 20, 2025
Nov 20, 2025
Nov 20, 2025
Nov 20, 2025
Nov 17, 2025
Nov 17, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Oct 1, 2025
Oct 1, 2025
Oct 1, 2025
Sep 26, 2025
Sep 26, 2025
Sep 25, 2025
Sep 25, 2025
Sep 25, 2025
Sep 25, 2025
Sep 25, 2025
Sep 25, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 23, 2025
Sep 19, 2025
Sep 19, 2025
Sep 16, 2025
Sep 16, 2025
Sep 16, 2025
Jun 30, 2025
Jun 24, 2025
Annex
OPPO
Jun 24, 2025
Jun 24, 2025
Jun 24, 2025
Jun 24, 2025
Jun 24, 2025
Jan 28, 2025
Jan 28, 2025
Jan 28, 2025
Jan 28, 2025
Jan 28, 2025
Jan 28, 2025
Jul 15, 2024
Jul 15, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Mar 13, 2024
Mar 13, 2024
Mar 13, 2024
Feb 28, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Jun 6, 2023
Apr 28, 2023
Decision to grant a European patent
Search/Exam
Apr 14, 2023
(Electronic) Receipt
Search/Exam
Apr 14, 2023
Filing of the translations of the claims
Search/Exam
Apr 14, 2023
French translation of claims
Search/Exam
Apr 14, 2023
German translation of the claims
Search/Exam
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Intention to grant (signatures)
Search/Exam
Jan 5, 2023
Text intended for grant (clean copy)
Search/Exam
Jan 5, 2023
Nov 23, 2022
Examination started
Search/Exam
Oct 13, 2022
Document concerning representation
Search/Exam
Jun 1, 2022
May 23, 2022
(Electronic) Receipt
Search/Exam
May 23, 2022
May 23, 2022
Amended description with annotations
Search/Exam
May 23, 2022
Amendments received before examination
Search/Exam
May 23, 2022
Letter accompanying subsequently filed items
Search/Exam
Mar 29, 2022
Mar 22, 2022
Priority search results copy provided by EPO
Search/Exam
Mar 16, 2022
(Electronic) Receipt
Search/Exam
Mar 16, 2022
Request for entry into the European phase
Search/Exam
Feb 28, 2022
Feb 12, 2022
Feb 12, 2022
Feb 12, 2022
Notification of the recording of a change
Search/Exam
Jan 10, 2022
Information on entry into European phase
Search/Exam
Nov 30, 2021
Nov 30, 2021
Nov 30, 2021
Nov 30, 2021
Nov 30, 2021
Nov 30, 2021
Nov 30, 2021
Jul 20, 2021
Jul 20, 2021
Jul 20, 2021
May 21, 2021
Written opinion
PCT2
May 21, 2021
May 21, 2021
May 20, 2021
Notification of election of EPO
Search/Exam
Apr 26, 2021
Apr 20, 2021
Apr 20, 2021
PCT demand form
PCT2
Apr 20, 2021
Apr 20, 2021
Apr 20, 2021
Apr 20, 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
Oct 23, 2020
Oct 23, 2020
Aug 20, 2020
Aug 19, 2020
Aug 14, 2020
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