Patent No. EP4011901 (titled "Method For The Fmoc Group Cleavage") was filed by Alma Mater Studiorum Universit DI Bologna on Dec 11, 2020. The application was issued on Aug 30, 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.
| Company | Opposition Date | Representative |
|---|---|---|
| HARBER SRO | May 30, 2024 | HARBER SRO |
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 20, 2026
Jan 15, 2026
Jan 15, 2026
Jan 14, 2026
Jan 13, 2026
Jan 12, 2026
Jan 12, 2026
Jan 12, 2026
Nov 17, 2025
Nov 14, 2025
Nov 14, 2025
Sep 17, 2025
Sep 17, 2025
Sep 17, 2025
Sep 17, 2025
Sep 17, 2025
Sep 17, 2025
Sep 17, 2025
Sep 17, 2025
Sep 17, 2025
Sep 17, 2025
Sep 17, 2025
Sep 17, 2025
Sep 17, 2025
Sep 9, 2025
Jul 22, 2025
Jul 22, 2025
Jul 22, 2025
Jul 17, 2025
Jul 17, 2025
Jul 14, 2025
Jul 14, 2025
Jul 14, 2025
Jul 14, 2025
Jul 11, 2025
Jul 8, 2025
Jul 8, 2025
Jul 8, 2025
Jan 28, 2025
Jan 28, 2025
Jan 28, 2025
Jan 28, 2025
Jan 28, 2025
Jan 28, 2025
Oct 16, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Oct 11, 2024
Jun 12, 2024
Jun 12, 2024
Jun 5, 2024
May 30, 2024
May 30, 2024
May 30, 2024
May 30, 2024
May 30, 2024
May 30, 2024
May 30, 2024
May 30, 2024
May 30, 2024
May 30, 2024
May 30, 2024
May 30, 2024
May 30, 2024
Oct 24, 2023
Oct 18, 2023
Oct 18, 2023
Oct 18, 2023
Oct 18, 2023
Sep 12, 2023
Aug 3, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Jul 26, 2023
Mar 30, 2023
Mar 30, 2023
Mar 30, 2023
Mar 30, 2023
Mar 30, 2023
Mar 30, 2023
Jan 10, 2023
Aug 24, 2022
Aug 24, 2022
Jun 21, 2022
May 18, 2022
Jun 10, 2021
Jun 7, 2021
Jun 7, 2021
Jun 7, 2021
Jun 7, 2021
May 25, 2021
May 25, 2021
May 25, 2021
May 25, 2021
May 25, 2021
May 19, 2021
Mar 24, 2021
Mar 5, 2021
Mar 5, 2021
Mar 5, 2021
Feb 3, 2021
Feb 3, 2021
Feb 3, 2021
Feb 3, 2021
Feb 3, 2021
Feb 3, 2021
Feb 3, 2021
Feb 3, 2021
Feb 3, 2021
Dec 11, 2020
Dec 11, 2020
Dec 11, 2020
Dec 11, 2020
Dec 11, 2020
Dec 11, 2020
Dec 11, 2020
Dec 11, 2020