Patent No. EP3318281 (titled "Highly Purified Sugars And Sugar Compositions") was filed by Coriolis Pharma Research on Nov 4, 2016. The application was issued on Dec 21, 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.
| Company | Opposition Date | Representative |
|---|---|---|
| GRUNECKER PATENT UND RECHTSANWALTE PARTG MBB | Sep 15, 2023 | GRUNECKER PATENT |
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
Nov 13, 2025
Nov 10, 2025
Nov 10, 2025
Nov 10, 2025
Nov 10, 2025
Jul 9, 2025
Jul 3, 2025
Jul 3, 2025
Jul 3, 2025
Jul 3, 2025
Jul 3, 2025
May 13, 2025
May 13, 2025
May 6, 2025
May 6, 2025
May 6, 2025
Mar 6, 2025
Mar 6, 2025
Mar 6, 2025
Mar 6, 2025
Mar 6, 2025
Mar 6, 2025
Mar 6, 2025
Mar 6, 2025
Mar 6, 2025
Mar 6, 2025
Mar 6, 2025
Mar 6, 2025
Mar 6, 2025
Mar 6, 2025
Feb 18, 2025
Jan 27, 2025
Jan 21, 2025
Jan 21, 2025
Jan 21, 2025
Jan 21, 2025
Jan 21, 2025
Jan 21, 2025
Jan 21, 2025
Jan 21, 2025
Jan 21, 2025
Jan 21, 2025
Jan 21, 2025
Jan 21, 2025
Jan 21, 2025
Jan 21, 2025
Jan 21, 2025
Jan 21, 2025
Jan 21, 2025
Jan 21, 2025
Jan 21, 2025
Jan 21, 2025
Jan 21, 2025
Jan 21, 2025
Jan 21, 2025
Jan 2, 2025
Jan 2, 2025
Jan 2, 2025
Jan 2, 2025
Dec 18, 2024
Dec 18, 2024
Dec 18, 2024
Dec 18, 2024
Dec 18, 2024
Dec 18, 2024
Dec 18, 2024
Dec 18, 2024
Sep 24, 2024
Sep 24, 2024
Sep 24, 2024
Sep 24, 2024
Sep 24, 2024
Sep 13, 2024
Sep 13, 2024
Sep 5, 2024
Aug 30, 2024
Aug 30, 2024
Aug 30, 2024
Aug 30, 2024
May 29, 2024
May 29, 2024
May 29, 2024
May 29, 2024
May 29, 2024
May 29, 2024
May 29, 2024
Feb 22, 2024
Feb 21, 2024
Feb 21, 2024
Feb 21, 2024
Feb 15, 2024
Feb 15, 2024
Feb 15, 2024
Feb 15, 2024
Feb 15, 2024
Feb 15, 2024
Feb 15, 2024
Feb 15, 2024
Feb 15, 2024
Feb 15, 2024
Feb 15, 2024
Feb 15, 2024
Feb 15, 2024
Feb 15, 2024
Feb 15, 2024
Feb 15, 2024
Feb 15, 2024
Feb 15, 2024
Feb 15, 2024
Feb 15, 2024
Feb 15, 2024
Oct 6, 2023
Oct 6, 2023
Sep 21, 2023
Sep 15, 2023
Sep 15, 2023
Sep 15, 2023
Sep 15, 2023
Sep 15, 2023
Sep 15, 2023
Sep 15, 2023
Sep 15, 2023
Sep 15, 2023
Sep 15, 2023
Sep 15, 2023
Sep 15, 2023
Sep 15, 2023
Sep 15, 2023
Sep 15, 2023
Feb 21, 2023
Jan 11, 2023
Dec 8, 2022
Dec 1, 2022
Nov 28, 2022
Nov 28, 2022
Nov 28, 2022
Nov 24, 2022
Nov 7, 2022
Nov 7, 2022
Nov 2, 2022
Nov 2, 2022
Nov 2, 2022
Nov 2, 2022
Nov 2, 2022
Jun 27, 2022
Jun 27, 2022
Jun 27, 2022
Jun 27, 2022
Jun 27, 2022
Apr 15, 2021
Apr 15, 2021
Apr 15, 2021
Apr 15, 2021
Apr 15, 2021
Dec 16, 2020
Dec 16, 2020
Jan 21, 2020
Jan 21, 2020
Jan 21, 2020
Jan 21, 2020
Jan 21, 2020
Nov 5, 2019
Oct 29, 2019
Oct 29, 2019
Oct 29, 2019
Jul 23, 2019
Jul 23, 2019
Jul 18, 2019
Jan 28, 2019
Nov 6, 2018
Nov 6, 2018
Nov 6, 2018
Nov 6, 2018
Nov 6, 2018
May 15, 2018
Apr 11, 2018
Apr 12, 2017
Apr 12, 2017
Apr 12, 2017
Apr 12, 2017
Apr 4, 2017
Jan 27, 2017
Jan 27, 2017
Jan 27, 2017
Nov 4, 2016
Nov 4, 2016
Nov 4, 2016
Nov 4, 2016
Nov 4, 2016
Nov 4, 2016