Patent No. EP3512606 (titled "Novel Cosmetic And/Or Nutraceutical Or Dermatological Use Of A Yeast Extract") was filed by Basf Beauty Care Solutions France on Sep 14, 2017. The application was issued on Jul 19, 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 |
|---|---|---|
| STEINBACH | Apr 19, 2024 | ZIMMERMANN & PARTNER PATENTANWALTE MBB |
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 9, 2026
Jan 7, 2026
Dec 29, 2025
Dec 29, 2025
Dec 29, 2025
Dec 23, 2025
Dec 22, 2025
Dec 17, 2025
Dec 17, 2025
Dec 17, 2025
Sep 25, 2025
Sep 22, 2025
Sep 22, 2025
Sep 22, 2025
Sep 22, 2025
Sep 22, 2025
Sep 22, 2025
Sep 22, 2025
Sep 22, 2025
Sep 22, 2025
May 27, 2025
May 27, 2025
May 27, 2025
May 27, 2025
May 27, 2025
May 16, 2025
May 16, 2025
May 15, 2025
May 12, 2025
May 12, 2025
May 12, 2025
May 8, 2025
May 8, 2025
May 8, 2025
May 8, 2025
May 8, 2025
Jan 20, 2025
Jan 20, 2025
Jan 15, 2025
Jan 15, 2025
Jan 15, 2025
Jan 15, 2025
Jan 15, 2025
Jan 15, 2025
Jan 15, 2025
Jan 15, 2025
Sep 11, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
May 7, 2024
May 7, 2024
Apr 25, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Aug 1, 2023
Jun 22, 2023
Jun 8, 2023
Jun 8, 2023
Jun 8, 2023
Jun 8, 2023
Jun 8, 2023
Feb 9, 2023
Feb 9, 2023
Feb 9, 2023
Feb 9, 2023
Feb 9, 2023
Feb 9, 2023
Feb 3, 2021
Feb 1, 2021
Feb 1, 2021
Feb 1, 2021
Feb 1, 2021
Feb 1, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Sep 24, 2020
Sep 24, 2020
Sep 16, 2020
Oct 18, 2019
Oct 10, 2019
Oct 10, 2019
Oct 9, 2019
Jun 26, 2019
Apr 25, 2019
Apr 23, 2019
Apr 23, 2019
Apr 23, 2019
Apr 16, 2019
Apr 2, 2019
Mar 11, 2019
Mar 11, 2019
Mar 11, 2019
Mar 11, 2019
Jan 25, 2019
Apr 9, 2018
Mar 22, 2018
Mar 22, 2018
Mar 22, 2018
Mar 22, 2018
Jan 3, 2018
Jan 3, 2018
Jan 2, 2018
Jan 2, 2018
Jan 2, 2018
Oct 16, 2017
Oct 16, 2017
Oct 5, 2017
Sep 14, 2017
Sep 14, 2017
Sep 14, 2017