Patent No. EP3799838 (titled "Systems And Methods For Heart Valve Therapy") was filed by Caisson Interventional on Aug 12, 2016. The application was issued on Feb 21, 2024.

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 |
|---|---|---|
| STRAWMAN | Nov 21, 2024 | MEWBURN ELLIS |
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 7, 2026
Jan 5, 2026
Dec 23, 2025
Dec 23, 2025
Dec 23, 2025
Dec 22, 2025
Dec 22, 2025
Dec 22, 2025
Jul 11, 2025
Jul 11, 2025
Jul 11, 2025
Jul 11, 2025
Jul 11, 2025
Jul 8, 2025
Jul 2, 2025
Jul 2, 2025
Jul 2, 2025
Apr 8, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Dec 3, 2024
Dec 3, 2024
Nov 27, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Mar 5, 2024
Jan 25, 2024
Jan 10, 2024
Jan 10, 2024
Jan 10, 2024
Jan 10, 2024
Sep 21, 2023
Sep 21, 2023
Sep 21, 2023
Sep 21, 2023
Sep 21, 2023
Sep 21, 2023
Sep 6, 2023
Oct 5, 2021
Oct 5, 2021
Oct 5, 2021
Oct 5, 2021
Oct 5, 2021
Oct 5, 2021
Oct 5, 2021
Apr 12, 2021
Mar 22, 2021
Mar 12, 2021
Mar 11, 2021
Mar 9, 2021
Mar 4, 2021
Mar 4, 2021
Mar 4, 2021
Mar 4, 2021
Feb 23, 2021
Jan 12, 2021
Jan 12, 2021
Jan 12, 2021
Jan 12, 2021
Nov 2, 2020
Nov 2, 2020
Nov 2, 2020
Nov 2, 2020
Nov 2, 2020
Nov 2, 2020
Nov 2, 2020
Mar 13, 2017