The weekly litigation news digest is live. Subscribe now
The patent EP3585378 was granted to Bioactor on Apr 27, 2022. The application was filed on Feb 23, 2018 under application number EP18706271A. The patent is currently recorded with a legal status of "Revoked".

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 | Opposition Status |
|---|---|---|---|
| ZBM PATENTS | Jan 26, 2023 | ZBM PATENTS ZEA | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0956867 |
| DESCRIPTION | US2002037855 |
| DESCRIPTION | US2003078231 |
| DESCRIPTION | WO0115553 |
| DESCRIPTION | WO0126467 |
| DESCRIPTION | WO2005094864 |
| DESCRIPTION | WO9847534 |
| INTERNATIONAL-SEARCH-REPORT | CN101474275 |
| INTERNATIONAL-SEARCH-REPORT | CN101623366 |
| INTERNATIONAL-SEARCH-REPORT | CN102416062 |
| INTERNATIONAL-SEARCH-REPORT | WO2015006863 |
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 7, 2025
Oct 7, 2025
Jul 1, 2025
Jul 1, 2025
Jul 1, 2025
Jul 1, 2025
Jul 1, 2025
Jul 1, 2025
Jul 1, 2025
Means of redress
OPPO
Jul 1, 2025
Jun 4, 2025
Jun 4, 2025
Jun 3, 2025
Jun 3, 2025
Jun 2, 2025
May 30, 2025
May 30, 2025
May 30, 2025
Apr 10, 2025
Apr 9, 2025
Apr 9, 2025
Apr 7, 2025
Apr 7, 2025
Apr 7, 2025
Apr 4, 2025
Apr 4, 2025
Apr 4, 2025
Apr 4, 2025
Apr 4, 2025
Apr 4, 2025
Apr 4, 2025
Apr 4, 2025
Apr 4, 2025
Apr 4, 2025
Apr 4, 2025
Apr 4, 2025
Apr 4, 2025
Apr 4, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 16, 2024
Sep 16, 2024
Sep 10, 2024
Sep 5, 2024
Sep 5, 2024
Sep 5, 2024
May 24, 2024
May 24, 2024
May 24, 2024
May 24, 2024
May 24, 2024
May 24, 2024
May 24, 2024
Jun 22, 2023
Jun 19, 2023
Jun 19, 2023
Jun 19, 2023
Jun 19, 2023
Jun 19, 2023
Jun 19, 2023
Jun 19, 2023
Jun 19, 2023
Feb 8, 2023
Feb 8, 2023
Jan 31, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
May 11, 2022
Mar 31, 2022
Decision to grant a European patent
Search/Exam
Mar 17, 2022
(Electronic) Receipt
Search/Exam
Mar 17, 2022
Filing of the translations of the claims
Search/Exam
Mar 17, 2022
French translation of claims
Search/Exam
Mar 17, 2022
German translation of the claims
Search/Exam
Mar 17, 2022
Letter accompanying subsequently filed items
Search/Exam
Feb 11, 2022
Feb 11, 2022
Feb 11, 2022
Feb 11, 2022
Intention to grant (signatures)
Search/Exam
Feb 11, 2022
Text intended for grant (clean copy)
Search/Exam
Feb 11, 2022
Jul 22, 2021
Jul 19, 2021
Observations by third parties
Search/Exam
Jul 14, 2021
(Electronic) Receipt
Search/Exam
Jul 14, 2021
Amended claims with annotations
Search/Exam
Jul 14, 2021
Amended description with annotations
Search/Exam
Jul 14, 2021
Claims
Search/Exam
Jul 14, 2021
Description
Search/Exam
Jul 14, 2021
Letter accompanying subsequently filed items
Search/Exam
Jul 14, 2021
Jul 14, 2021
Mar 4, 2021
Annex to the communication
Search/Exam
Mar 4, 2021
Communication from the Examining Division
Search/Exam
Feb 17, 2021
Feb 2, 2021
Jan 26, 2021
Observations by third parties
Search/Exam
Jan 20, 2021
Nov 16, 2020
(Electronic) Receipt
Search/Exam
Nov 16, 2020
Amended claims with annotations
Search/Exam
Nov 16, 2020
Claims
Search/Exam
Nov 16, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 16, 2020
Jul 24, 2020
Annex to the communication
Search/Exam
Jul 24, 2020
Communication from the Examining Division
Search/Exam
Jul 17, 2020
Examination started
Search/Exam
Apr 14, 2020
(Electronic) Receipt
Search/Exam
Apr 14, 2020
Apr 14, 2020
Amended claims with annotations
Search/Exam
Apr 14, 2020
Amendments received before examination
Search/Exam
Apr 14, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 14, 2020
Apr 14, 2020
Dec 4, 2019
Oct 1, 2019
Sep 27, 2019
Communication to designated inventor
Search/Exam
Sep 27, 2019
Communication to designated inventor
Search/Exam
Sep 27, 2019
Communication to designated inventor
Search/Exam
Sep 27, 2019
Communication to designated inventor
Search/Exam
Sep 24, 2019
Priority search results copy provided by EPO
Search/Exam
Sep 19, 2019
(Electronic) Receipt
Search/Exam
Sep 19, 2019
Request for entry into the European phase
Search/Exam
Sep 10, 2019
Jul 5, 2019
Information on entry into European phase
Search/Exam
Sep 18, 2018
Aug 30, 2018
Copy of the international search report
Search/Exam
Aug 30, 2018
Published international application - A1
Search/Exam
May 8, 2018
Apr 12, 2018
ISR: cited documents
PCTISA
Apr 11, 2018
Apr 11, 2018
Apr 11, 2018
Mar 6, 2018
Mar 6, 2018
Mar 2, 2018
Feb 23, 2018
(Electronic) Receipt
PCTRO
Feb 23, 2018
Abstract
PCTRO
Feb 23, 2018
Claims
PCTRO
Feb 23, 2018
Description
PCTRO
Feb 23, 2018
Feb 23, 2018
Drawings
PCTRO
Feb 23, 2018
Feb 23, 2018