Patent No. EP3580245 (titled "Bimodal Polyethylene Resins") was filed by Univation on Jan 12, 2018. The application was issued on Feb 19, 2025.

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 |
|---|---|---|
| BOREALIS | Aug 24, 2021 | KADOR & PARTNER PART MBB |
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
Jan 23, 2025
Jan 23, 2025
Jan 14, 2025
Jan 14, 2025
Jan 14, 2025
Jan 14, 2025
Jan 14, 2025
Oct 15, 2024
Oct 15, 2024
Oct 15, 2024
Oct 7, 2024
Jul 4, 2024
Jul 4, 2024
Jul 4, 2024
Jul 4, 2024
Jul 4, 2024
Jul 4, 2024
Jul 4, 2024
Jul 4, 2024
Jul 4, 2024
Jul 4, 2024
Jul 4, 2024
Jul 4, 2024
Jul 4, 2024
Jul 4, 2024
Jul 2, 2024
Feb 14, 2024
Dec 20, 2023
Dec 13, 2023
Dec 13, 2023
Dec 13, 2023
Nov 21, 2023
Nov 13, 2023
Nov 13, 2023
Nov 13, 2023
Nov 13, 2023
Nov 13, 2023
Nov 13, 2023
Nov 13, 2023
Nov 13, 2023
Nov 13, 2023
Nov 13, 2023
Nov 13, 2023
Nov 13, 2023
Nov 13, 2023
Jan 10, 2023
Dec 29, 2022
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022
Dec 19, 2022
Dec 19, 2022
Dec 16, 2022
Dec 16, 2022
Dec 16, 2022
Dec 16, 2022
Dec 16, 2022
Dec 15, 2022
Dec 15, 2022
Dec 15, 2022
Nov 29, 2022
Nov 25, 2022
Nov 25, 2022
Nov 25, 2022
Nov 25, 2022
Nov 25, 2022
Nov 25, 2022
Nov 25, 2022
Nov 25, 2022
Nov 21, 2022
Nov 15, 2022
Nov 15, 2022
Nov 15, 2022
Nov 15, 2022
Nov 15, 2022
Oct 24, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 13, 2022
Oct 13, 2022
Oct 10, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 27, 2022
Sep 22, 2022
Sep 15, 2022
Sep 15, 2022
Sep 15, 2022
Sep 15, 2022
Sep 15, 2022
Sep 15, 2022
Aug 17, 2022
Aug 16, 2022
Aug 11, 2022
Aug 11, 2022
Aug 11, 2022
Aug 5, 2022
Aug 5, 2022
Aug 5, 2022
Aug 5, 2022
Aug 4, 2022
Aug 4, 2022
Aug 3, 2022
Jul 26, 2022
Jul 26, 2022
Jul 26, 2022
Jul 26, 2022
Jul 26, 2022
Jul 25, 2022
Jul 11, 2022
Jul 11, 2022
Jul 11, 2022
Jul 11, 2022
Jul 11, 2022
Jul 11, 2022
Feb 8, 2022
Feb 8, 2022
Jan 31, 2022
Jan 31, 2022
Dec 9, 2021
Dec 3, 2021
Dec 3, 2021
Dec 3, 2021
Dec 3, 2021
Dec 3, 2021
Dec 3, 2021
Dec 3, 2021
Dec 3, 2021
Dec 3, 2021
Dec 3, 2021
Dec 3, 2021
Dec 3, 2021
Dec 3, 2021
Dec 3, 2021
Dec 3, 2021
Dec 3, 2021
Sep 8, 2021
Sep 8, 2021
Aug 27, 2021
Aug 24, 2021
Aug 24, 2021
Aug 24, 2021
Aug 24, 2021
Aug 24, 2021
Aug 24, 2021
Aug 24, 2021
Aug 24, 2021
Aug 24, 2021
Aug 24, 2021
Aug 24, 2021
Aug 24, 2021
Aug 24, 2021
Dec 7, 2020
Oct 29, 2020
Oct 19, 2020
Oct 19, 2020
Oct 19, 2020
Oct 19, 2020
Oct 19, 2020
Jun 15, 2020
Jun 15, 2020
Jun 15, 2020
Jun 15, 2020
Jun 15, 2020
May 20, 2020
Nov 20, 2019
Sep 27, 2019
Sep 19, 2019
Sep 19, 2019
Sep 18, 2019
Sep 18, 2019
Sep 18, 2019
Sep 18, 2019
Sep 18, 2019
Sep 18, 2019
Sep 16, 2019
Sep 16, 2019
Sep 16, 2019
Sep 13, 2019
Sep 11, 2019
Sep 11, 2019
Sep 11, 2019
Sep 11, 2019
Sep 9, 2019
Jun 24, 2019
Sep 6, 2018
Aug 16, 2018
Aug 16, 2018
Apr 20, 2018
Apr 20, 2018
Apr 19, 2018
Apr 19, 2018
Apr 19, 2018
Feb 26, 2018
Jan 30, 2018
Jan 30, 2018
Jan 30, 2018
Jan 30, 2018
Jan 30, 2018
Jan 30, 2018
Jan 30, 2018
Jan 30, 2018
Jan 30, 2018
Jan 30, 2018
Jan 30, 2018