The Weekly Litigation News Digest is now live. Subscribe now
The patent EP3622828 was granted to Corbion Biotech on Nov 16, 2022. The application was originally filed on Apr 14, 2010 under application number EP19187845A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US20180610433 |
| DESCRIPTION | US20200610436 |
| DESCRIPTION | WO2007US01319 |
| DESCRIPTION | WO2007US01653 |
| DESCRIPTION | WO2008US65563 |
| DESCRIPTION | US2009011480 |
| DESCRIPTION | US2009035842 |
| DESCRIPTION | US2009148918 |
| DESCRIPTION | US3617431 |
| DESCRIPTION | US5330913 |
| DESCRIPTION | US6255505 |
| DESCRIPTION | US6372460 |
| DESCRIPTION | US6607900 |
| DESCRIPTION | US6812009 |
| DESCRIPTION | US7252979 |
| DESCRIPTION | US7413882 |
| DESCRIPTION | WO2008151149 |
| OPPOSITION | EP2418959 |
| OPPOSITION | WO2010045368 |
| OPPOSITION | WO2010120923 |
| SEARCH | FR2924126 |
| SEARCH | JP2001292751 |
| SEARCH | JPH04108374 |
| SEARCH | US2004185063 |
| SEARCH | US5547699 |
| SEARCH | WO2010045368 |
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
Oct 16, 2025
Oct 16, 2025
Oct 16, 2025
Oct 16, 2025
Oct 16, 2025
Oct 16, 2025
Oct 16, 2025
Oct 16, 2025
Means of redress
OPPO
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
Authorisation
OPPO
Dec 21, 2023
Dec 21, 2023
Aug 30, 2023
Aug 30, 2023
Aug 25, 2023
Aug 24, 2023
Aug 18, 2023
Annex
OPPO
Aug 18, 2023
Annex
OPPO
Aug 18, 2023
Aug 17, 2023
Annex
OPPO
Aug 16, 2023
Annex
OPPO
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
(Electronic) Receipt
Search/Exam
Mar 21, 2023
Letter accompanying subsequently filed items
Search/Exam
Mar 21, 2023
Withdrawal of a request for oral proceedings
Search/Exam
Jan 19, 2023
Jan 19, 2023
Dec 21, 2022
(Electronic) Receipt
Search/Exam
Dec 21, 2022
Letter accompanying subsequently filed items
Search/Exam
Dec 21, 2022
Request for correction of the publication
Search/Exam
Nov 29, 2022
Oct 20, 2022
Decision to grant a European patent
Search/Exam
Oct 11, 2022
(Electronic) Receipt
Search/Exam
Oct 11, 2022
Filing of the translations of the claims
Search/Exam
Oct 11, 2022
French translation of claims
Search/Exam
Oct 11, 2022
German translation of the claims
Search/Exam
Oct 11, 2022
Letter accompanying subsequently filed items
Search/Exam
Jul 12, 2022
Jul 12, 2022
Jul 12, 2022
Intention to grant (signatures)
Search/Exam
Jul 12, 2022
Text intended for grant (clean copy)
Search/Exam
Jul 12, 2022
Text intended for grant (sequence listing)
Search/Exam
Jul 12, 2022
Mar 11, 2022
(Electronic) Receipt
Search/Exam
Mar 11, 2022
Amended description with annotations
Search/Exam
Mar 11, 2022
Description
Search/Exam
Mar 11, 2022
Letter accompanying subsequently filed items
Search/Exam
Mar 11, 2022
Nov 4, 2021
Annex to the communication
Search/Exam
Nov 4, 2021
Communication from the Examining Division
Search/Exam
Oct 1, 2021
(Electronic) Receipt
Search/Exam
Oct 1, 2021
Amended description with annotations
Search/Exam
Oct 1, 2021
Description
Search/Exam
Oct 1, 2021
Letter accompanying subsequently filed items
Search/Exam
Oct 1, 2021
Aug 13, 2021
Aug 5, 2021
Letter accompanying subsequently filed items
Search/Exam
Aug 5, 2021
May 31, 2021
Annex to the communication
Search/Exam
May 31, 2021
Communication from the Examining Division
Search/Exam
May 7, 2021
(Electronic) Receipt
Search/Exam
May 7, 2021
Description
Search/Exam
May 7, 2021
Letter accompanying subsequently filed items
Search/Exam
May 7, 2021
Mar 26, 2021
Annex to the communication
Search/Exam
Mar 26, 2021
Communication from the Examining Division
Search/Exam
Feb 23, 2021
(Electronic) Receipt
Search/Exam
Feb 23, 2021
Amended description with annotations
Search/Exam
Feb 23, 2021
Description
Search/Exam
Feb 23, 2021
Letter accompanying subsequently filed items
Search/Exam
Feb 23, 2021
Oct 26, 2020
Annex to the communication
Search/Exam
Oct 26, 2020
Communication from the Examining Division
Search/Exam
Oct 20, 2020
Examination started
Search/Exam
Sep 10, 2020
(Electronic) Receipt
Search/Exam
Sep 10, 2020
Letter accompanying subsequently filed items
Search/Exam
Sep 10, 2020
Matter concerning the application
Search/Exam
Mar 23, 2020
Feb 19, 2020
Notification of forthcoming publication
Search/Exam
Feb 10, 2020
Refund of fees
Search/Exam
Feb 6, 2020
Feb 6, 2020
European search opinion
Search/Exam
Feb 6, 2020
European search report
Search/Exam
Feb 6, 2020
Information on Search Strategy
Search/Exam
Jan 28, 2020
Search started
Search/Exam
Nov 15, 2019
Communication to designated inventor
Search/Exam
Nov 15, 2019
Communication to designated inventor
Search/Exam
Nov 15, 2019
Communication to designated inventor
Search/Exam
Nov 15, 2019
Communication to designated inventor
Search/Exam
Nov 15, 2019
Communication to designated inventor
Search/Exam
Nov 15, 2019
Communication to designated inventor
Search/Exam
Nov 15, 2019
Communication to designated inventor
Search/Exam
Nov 15, 2019
Communication to designated inventor
Search/Exam
Nov 15, 2019
Communication to designated inventor
Search/Exam
Oct 4, 2019
Request for further processing allowed
Search/Exam
Sep 24, 2019
(Electronic) Receipt
Search/Exam
Sep 24, 2019
Claims
Search/Exam
Sep 24, 2019
Letter accompanying subsequently filed items
Search/Exam
Sep 24, 2019
Request for further processing
Search/Exam
Jul 23, 2019
Abstract
Search/Exam
Jul 23, 2019
Jul 23, 2019
Annex
Search/Exam
Jul 23, 2019
Annex
Search/Exam
Jul 23, 2019
Converted Sequence Listing
Search/Exam
Jul 23, 2019
Description
Search/Exam
Jul 23, 2019
Designation of inventor
Search/Exam
Jul 23, 2019
Drawings
Search/Exam
Jul 23, 2019
Request for grant of a European patent
Search/Exam
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