Patent No. EP3317281 (titled "Solid Forms And Formulations Of (S)-4-(8-Amino-3-(1 -(But-2-Ynoyl)Pyrrolidin-2-Yl)Imidazo[1,5-A]Pyrazin-1-Yl)-N-(Pyridin-2-Yl)Benzamide") was filed by Acerta Pharma on Jul 1, 2016. The application was issued on Apr 22, 2020.

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 |
|---|---|---|
| KRAUS & LEDERER PARTGMBB | Jan 21, 2021 | KRAUS & LEDERER PARTGMBB |
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 16, 2025
Jan 16, 2025
Jan 16, 2025
Nov 22, 2024
Nov 22, 2024
Nov 22, 2024
Oct 22, 2024
Oct 21, 2024
Oct 16, 2024
Oct 16, 2024
Oct 16, 2024
Oct 16, 2024
Oct 16, 2024
Oct 16, 2024
Aug 23, 2024
Aug 23, 2024
Dec 12, 2023
Dec 12, 2023
Dec 12, 2023
Dec 12, 2023
Nov 27, 2023
Nov 24, 2023
Nov 24, 2023
Nov 8, 2023
Nov 8, 2023
Nov 6, 2023
Jul 31, 2023
Jul 25, 2023
Jul 25, 2023
Jul 25, 2023
Jun 7, 2023
Jun 2, 2023
Jun 2, 2023
Jun 2, 2023
Dec 21, 2022
Dec 18, 2022
Dec 16, 2022
Dec 16, 2022
Dec 16, 2022
Dec 16, 2022
Dec 16, 2022
Aug 18, 2022
Aug 13, 2022
Aug 9, 2022
Aug 9, 2022
Aug 9, 2022
Aug 9, 2022
Jun 21, 2022
Jun 15, 2022
Jun 15, 2022
Jun 15, 2022
Jun 13, 2022
Jun 13, 2022
Jun 2, 2022
Jun 2, 2022
Jun 2, 2022
Apr 19, 2022
Apr 4, 2022
Apr 1, 2022
Apr 1, 2022
Apr 1, 2022
Apr 1, 2022
Apr 1, 2022
Apr 1, 2022
Apr 1, 2022
Apr 1, 2022
Apr 1, 2022
Apr 1, 2022
Apr 1, 2022
Apr 1, 2022
Apr 1, 2022
Mar 3, 2022
Jan 10, 2022
Jan 7, 2022
Dec 23, 2021
Dec 22, 2021
Dec 22, 2021
Dec 22, 2021
Dec 20, 2021
Dec 20, 2021
Dec 20, 2021
Dec 9, 2021
Dec 9, 2021
Sep 24, 2021
Sep 23, 2021
Sep 21, 2021
Sep 21, 2021
Sep 21, 2021
Sep 21, 2021
Sep 21, 2021
Sep 21, 2021
Sep 13, 2021
Jun 7, 2021
May 31, 2021
May 31, 2021
May 31, 2021
May 31, 2021
May 31, 2021
May 31, 2021
May 31, 2021
May 31, 2021
Feb 25, 2021
Feb 25, 2021
Feb 25, 2021
Feb 23, 2021
Feb 23, 2021
Feb 23, 2021
Feb 22, 2021
Feb 17, 2021
Feb 17, 2021
Feb 5, 2021
Feb 5, 2021
Jan 27, 2021
Jan 21, 2021
Jan 21, 2021
Jan 21, 2021
Jan 21, 2021
Jan 21, 2021
Jan 21, 2021
Jan 21, 2021
Jan 21, 2021
Jan 21, 2021
Jan 21, 2021
Jan 21, 2021
Jan 21, 2021
Jan 21, 2021
May 6, 2020
Mar 26, 2020
Jan 22, 2020
Jan 22, 2020
Jan 22, 2020
Jan 22, 2020
Oct 17, 2019
Oct 17, 2019
Oct 17, 2019
Oct 17, 2019
Oct 17, 2019
Sep 17, 2019
Sep 17, 2019
Sep 17, 2019
Sep 17, 2019
Sep 17, 2019
Aug 16, 2019
Aug 16, 2019
Aug 16, 2019
Aug 16, 2019
Aug 16, 2019
Jul 24, 2019
Jul 24, 2019
Jul 24, 2019
Jul 24, 2019
Jul 24, 2019
Jul 24, 2019
Jul 24, 2019
Apr 29, 2019
Apr 29, 2019
Apr 18, 2019
Aug 22, 2018
Aug 22, 2018
Aug 22, 2018
Aug 22, 2018
Aug 22, 2018
Aug 22, 2018
Apr 11, 2018
Feb 14, 2018
Feb 12, 2018
Feb 12, 2018
Feb 12, 2018
Feb 12, 2018
Feb 12, 2018
Feb 12, 2018
Jan 16, 2018
Jan 5, 2018
Jan 5, 2018
Nov 10, 2017
Jun 9, 2017
Jun 1, 2017
Apr 25, 2017
Jan 23, 2017
Jan 23, 2017
Jan 5, 2017
Jan 5, 2017
Aug 10, 2016
Aug 5, 2016
Aug 5, 2016
Aug 5, 2016
Jul 21, 2016
Jul 6, 2016
Jul 6, 2016
Jul 6, 2016
Jul 6, 2016
Jul 6, 2016
Jul 6, 2016