Patent No. EP2995315 (titled "Compositions And Methods For Treating Hematologic Cancers Targeting The Sirp Alpha- Cd47 Interaction") was filed by The Hospital FOR Sick Children on May 14, 2010. The application was issued on Dec 27, 2023.

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
Jan 27, 2026
Jan 27, 2026
Jan 20, 2026
Jan 20, 2026
Jan 20, 2026
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Nov 28, 2025
Nov 24, 2025
Nov 20, 2025
Nov 20, 2025
Nov 20, 2025
Nov 20, 2025
Nov 20, 2025
Oct 2, 2025
Oct 1, 2025
Sep 26, 2025
Sep 26, 2025
Sep 26, 2025
Sep 26, 2025
Sep 26, 2025
Sep 25, 2025
Sep 25, 2025
Sep 25, 2025
Apr 15, 2025
Apr 15, 2025
Apr 15, 2025
Apr 8, 2025
Apr 2, 2025
Apr 2, 2025
Apr 2, 2025
Mar 25, 2025
Mar 25, 2025
Mar 25, 2025
Mar 25, 2025
Mar 25, 2025
Feb 14, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Oct 11, 2024
Oct 11, 2024
Oct 4, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Feb 28, 2024
Feb 27, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Jan 9, 2024
Nov 30, 2023
Nov 20, 2023
Nov 20, 2023
Nov 20, 2023
Nov 20, 2023
Nov 20, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jun 22, 2023
Jun 22, 2023
Jun 19, 2023
Jun 19, 2023
Jun 19, 2023
Jun 19, 2023
Jun 19, 2023
Mar 21, 2023
Mar 21, 2023
Mar 21, 2023
Mar 21, 2023
Mar 21, 2023
Feb 13, 2023
Feb 13, 2023
Dec 6, 2022
Nov 15, 2022
Nov 15, 2022
Sep 17, 2021
Sep 13, 2021
Sep 13, 2021
Sep 13, 2021
Sep 13, 2021
Sep 13, 2021
Sep 13, 2021
Sep 13, 2021
Sep 13, 2021
Sep 13, 2021
Sep 13, 2021
Sep 13, 2021
Sep 13, 2021
Sep 13, 2021
Sep 13, 2021
Jul 8, 2021
Apr 19, 2021
Apr 14, 2021
Apr 14, 2021
Apr 14, 2021
Dec 7, 2020
Dec 7, 2020
May 14, 2020
May 5, 2020
May 5, 2020
May 5, 2020
May 5, 2020
May 5, 2020
Mar 10, 2020
Dec 13, 2019
Dec 9, 2019
Dec 9, 2019
Dec 9, 2019
Aug 8, 2019
Aug 8, 2019
Mar 21, 2019
Mar 8, 2019
Mar 8, 2019
Mar 8, 2019
Mar 8, 2019
Jan 8, 2019
Oct 15, 2018
Oct 9, 2018
Oct 9, 2018
Oct 9, 2018
Sep 17, 2018
Sep 12, 2018
Sep 12, 2018
Sep 12, 2018
Jun 4, 2018
Jun 4, 2018
May 7, 2018
May 7, 2018
Apr 27, 2018
Apr 27, 2018
Apr 27, 2018
Jan 25, 2018
Jan 11, 2018
Jan 11, 2018
Jan 11, 2018
Jan 11, 2018
Jan 11, 2018
Nov 2, 2017
Jul 21, 2017
Jul 18, 2017
Jul 18, 2017
Jul 18, 2017
Mar 21, 2017
Mar 21, 2017
Mar 3, 2017
Dec 16, 2016
Dec 16, 2016
Dec 16, 2016
Dec 16, 2016
Dec 16, 2016
Dec 16, 2016
Oct 31, 2016
Sep 14, 2016
Sep 14, 2016
Mar 21, 2016
Feb 17, 2016
Jan 21, 2016
Jan 20, 2016
Dec 9, 2015
Dec 1, 2015
Dec 1, 2015
Dec 1, 2015
Dec 1, 2015
Nov 23, 2015
Nov 3, 2015
Nov 3, 2015
Oct 14, 2015
Oct 14, 2015
Oct 14, 2015
Oct 14, 2015
Oct 13, 2015
Oct 13, 2015
Sep 30, 2015
Sep 30, 2015
Sep 30, 2015
Sep 30, 2015
Sep 30, 2015
Aug 3, 2015
Jul 23, 2015
Jul 23, 2015
Jun 17, 2015
Jun 10, 2015
Jun 10, 2015
Jun 10, 2015
Jun 8, 2015
Jun 1, 2015
Jun 1, 2015
May 13, 2015
May 13, 2015
May 13, 2015
May 13, 2015
May 13, 2015
May 13, 2015
Mar 20, 2015
Mar 20, 2015
Mar 20, 2015
Mar 20, 2015
Mar 20, 2015
Dec 8, 2010