Patent No. EP3286233 (titled "Polyethylene Copolymers Having A Particular Comonomer Distribution") was filed by Univation on Apr 21, 2016. The application was issued on Sep 14, 2022.

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.
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
Apr 7, 2025
Apr 7, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Dec 20, 2024
Dec 20, 2024
Dec 20, 2024
Dec 6, 2024
Dec 6, 2024
Dec 3, 2024
Nov 25, 2024
Nov 25, 2024
Nov 25, 2024
Jan 31, 2024
Jan 25, 2024
Jan 25, 2024
Jan 25, 2024
Jan 25, 2024
Jan 25, 2024
Jan 25, 2024
Jan 25, 2024
Nov 2, 2023
Oct 27, 2023
Oct 27, 2023
Oct 27, 2023
Oct 27, 2023
Oct 27, 2023
Oct 27, 2023
Oct 27, 2023
Oct 27, 2023
Oct 27, 2023
Oct 27, 2023
Oct 27, 2023
Jun 28, 2023
Jun 28, 2023
Jun 21, 2023
Jun 13, 2023
Jun 13, 2023
Jun 13, 2023
Jun 13, 2023
Jun 13, 2023
Jun 13, 2023
Jun 13, 2023
Jun 13, 2023
Jun 13, 2023
Jun 13, 2023
Jun 13, 2023
Jun 13, 2023
Jun 13, 2023
Jun 13, 2023
Jun 13, 2023
Jun 13, 2023
Jun 13, 2023
Sep 27, 2022
Aug 19, 2022
Aug 2, 2022
Aug 2, 2022
Aug 2, 2022
Aug 2, 2022
Aug 2, 2022
Apr 4, 2022
Apr 4, 2022
Apr 4, 2022
Apr 4, 2022
Apr 4, 2022
Sep 3, 2021
Sep 3, 2021
Sep 3, 2021
Sep 3, 2021
Sep 3, 2021
May 25, 2021
May 25, 2021
Nov 17, 2020
Nov 17, 2020
Nov 17, 2020
Nov 17, 2020
Nov 17, 2020
Jul 8, 2020
Jul 8, 2020
Jul 3, 2020
Oct 21, 2019
Mar 11, 2019
Jul 3, 2018
Jun 12, 2018
Jun 12, 2018
Jun 12, 2018
Jun 12, 2018
Jun 12, 2018
Jun 12, 2018
Jan 31, 2018
Dec 8, 2017
Nov 29, 2017
Nov 29, 2017
Nov 28, 2017
Nov 28, 2017
Nov 28, 2017
Nov 28, 2017
Nov 22, 2017
Nov 20, 2017
Nov 20, 2017
Nov 20, 2017
Nov 20, 2017
Oct 31, 2017
Oct 31, 2017
Sep 1, 2017
Jul 13, 2017
Jul 13, 2017
Jul 13, 2017
Jul 13, 2017
Jul 13, 2017
May 8, 2017
May 8, 2017
May 8, 2017
May 8, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Feb 7, 2017
Jan 24, 2017
Jan 24, 2017
Jan 24, 2017
Jan 24, 2017
Jan 24, 2017
Jan 24, 2017
Jan 24, 2017
Jan 24, 2017
Nov 15, 2016
Oct 27, 2016
Oct 27, 2016
Jul 26, 2016
Jul 25, 2016
Jul 25, 2016
Jul 25, 2016
Jul 4, 2016
Jul 4, 2016
Jul 4, 2016
Jul 4, 2016
May 18, 2016
May 2, 2016
May 2, 2016
May 2, 2016
May 2, 2016
May 2, 2016
May 2, 2016
May 2, 2016
May 2, 2016
May 2, 2016
May 2, 2016
May 2, 2016
May 2, 2016