Patent No. EP3622828 (titled "Novel Microalgal Food Compositions") was filed by Corbion Biotech on Apr 14, 2010. The application was issued on Nov 16, 2022.

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
Dec 19, 2025
Dec 19, 2025
Dec 16, 2025
Dec 16, 2025
Oct 16, 2025
Oct 16, 2025
Oct 16, 2025
Oct 16, 2025
Oct 16, 2025
Oct 16, 2025
Oct 16, 2025
Oct 16, 2025
Oct 16, 2025
Oct 16, 2025
Oct 16, 2025
Oct 16, 2025
Sep 23, 2025
Aug 22, 2025
Aug 20, 2025
Aug 20, 2025
Aug 20, 2025
Aug 12, 2025
Aug 12, 2025
Aug 12, 2025
Aug 11, 2025
Aug 7, 2025
Aug 1, 2025
Aug 1, 2025
Aug 1, 2025
Aug 1, 2025
Jul 30, 2025
Jul 28, 2025
Jul 28, 2025
Jul 28, 2025
Jul 22, 2025
Jul 22, 2025
Jul 22, 2025
Jul 22, 2025
Jul 22, 2025
Jul 22, 2025
Jul 22, 2025
Jul 22, 2025
Jul 22, 2025
Jul 22, 2025
Jul 22, 2025
Jul 22, 2025
Jul 22, 2025
Jul 22, 2025
Jul 22, 2025
Jul 22, 2025
Jul 22, 2025
Jul 22, 2025
Jan 27, 2025
Jan 27, 2025
Jan 27, 2025
Jan 27, 2025
Jan 27, 2025
May 31, 2024
May 23, 2024
May 23, 2024
May 23, 2024
Jan 12, 2024
Jan 9, 2024
Jan 9, 2024
Jan 9, 2024
Jan 9, 2024
Jan 9, 2024
Jan 9, 2024
Jan 9, 2024
Jan 9, 2024
Jan 9, 2024
Jan 9, 2024
Jan 9, 2024
Jan 9, 2024
Jan 9, 2024
Jan 9, 2024
Jan 8, 2024
Jan 3, 2024
Jan 3, 2024
Dec 21, 2023
Dec 21, 2023
Dec 21, 2023
Dec 21, 2023
Aug 30, 2023
Aug 30, 2023
Aug 25, 2023
Aug 24, 2023
Aug 18, 2023
Aug 18, 2023
Aug 18, 2023
Aug 17, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Mar 31, 2023
Mar 21, 2023
Mar 21, 2023
Mar 21, 2023
Jan 19, 2023
Jan 19, 2023
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Nov 29, 2022
Oct 20, 2022
Oct 11, 2022
Oct 11, 2022
Oct 11, 2022
Oct 11, 2022
Oct 11, 2022
Jul 12, 2022
Jul 12, 2022
Jul 12, 2022
Jul 12, 2022
Jul 12, 2022
Jul 12, 2022
Mar 11, 2022
Mar 11, 2022
Mar 11, 2022
Mar 11, 2022
Mar 11, 2022
Nov 4, 2021
Nov 4, 2021
Oct 1, 2021
Oct 1, 2021
Oct 1, 2021
Oct 1, 2021
Oct 1, 2021
Aug 13, 2021
Aug 5, 2021
Aug 5, 2021
May 31, 2021
May 31, 2021
May 7, 2021
May 7, 2021
May 7, 2021
May 7, 2021
Mar 26, 2021
Mar 26, 2021
Feb 23, 2021
Feb 23, 2021
Feb 23, 2021
Feb 23, 2021
Feb 23, 2021
Oct 26, 2020
Oct 26, 2020
Oct 20, 2020
Sep 10, 2020
Sep 10, 2020
Sep 10, 2020
Mar 23, 2020
Feb 19, 2020
Feb 10, 2020
Feb 6, 2020
Feb 6, 2020
Feb 6, 2020
Feb 6, 2020
Jan 28, 2020
Nov 15, 2019
Nov 15, 2019
Nov 15, 2019
Nov 15, 2019
Nov 15, 2019
Nov 15, 2019
Nov 15, 2019
Nov 15, 2019
Nov 15, 2019
Oct 4, 2019
Sep 24, 2019
Sep 24, 2019
Sep 24, 2019
Sep 24, 2019
Jul 23, 2019
Jul 23, 2019
Jul 23, 2019
Jul 23, 2019
Jul 23, 2019
Jul 23, 2019
Jul 23, 2019
Jul 23, 2019
Jul 23, 2019
Nov 10, 2010
Nov 10, 2010
Nov 10, 2010
Nov 10, 2010
Nov 10, 2010
Nov 10, 2010
Nov 10, 2010
Nov 10, 2010
Nov 10, 2010
Nov 10, 2010
Nov 10, 2010
Nov 10, 2010
Nov 10, 2010
Nov 10, 2010
Nov 10, 2010