The weekly litigation news digest is live. Subscribe now
The patent EP3979010 was granted to Sartorius Stedim Data Analytics on Jul 12, 2023. The application was filed on Oct 2, 2020 under application number EP20199899A. 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.
| Company | Opposition Date | Representative | Opposition Status |
|---|---|---|---|
| GEA PROCESS ENGINEERING | Apr 12, 2024 | AWA DENMARK | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2016152936 |
| DESCRIPTION | WO2014020327 |
| OPPOSITION | EP3291038 |
| OPPOSITION | US2020377844 |
| OPPOSITION | WO2019129891 |
| OPPOSITION | WO2020120232 |
| SEARCH | WO2019129891 |
| SEARCH | WO2020120232 |
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 9, 2025
Oct 9, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Means of redress
OPPO
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Jul 4, 2025
Jun 24, 2025
May 30, 2025
May 28, 2025
May 28, 2025
May 28, 2025
May 23, 2025
May 20, 2025
May 20, 2025
May 20, 2025
May 20, 2025
May 20, 2025
May 20, 2025
May 20, 2025
Apr 30, 2025
Apr 24, 2025
Apr 24, 2025
Apr 24, 2025
Apr 24, 2025
Apr 17, 2025
Apr 17, 2025
Apr 17, 2025
Dec 5, 2024
Dec 5, 2024
Dec 5, 2024
Dec 5, 2024
Dec 5, 2024
Aug 28, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Jun 19, 2024
Jun 19, 2024
Jun 19, 2024
Jun 12, 2024
Jun 12, 2024
Jun 12, 2024
Apr 24, 2024
Apr 24, 2024
Apr 18, 2024
Apr 12, 2024
Apr 12, 2024
Apr 12, 2024
Apr 12, 2024
Apr 12, 2024
Apr 12, 2024
Apr 12, 2024
Apr 12, 2024
Apr 12, 2024
Apr 12, 2024
Jul 25, 2023
Jun 15, 2023
Decision to grant a European patent
Search/Exam
Jun 5, 2023
(Electronic) Receipt
Search/Exam
Jun 5, 2023
French translation of claims
Search/Exam
Jun 5, 2023
German translation of the claims
Search/Exam
Jun 5, 2023
Letter accompanying subsequently filed items
Search/Exam
Jun 5, 2023
May 25, 2023
May 25, 2023
May 18, 2023
(Electronic) Receipt
Search/Exam
May 18, 2023
Letter accompanying subsequently filed items
Search/Exam
May 18, 2023
Mar 7, 2023
Mar 7, 2023
Mar 7, 2023
Mar 7, 2023
Intention to grant (signatures)
Search/Exam
Mar 7, 2023
Text intended for grant (clean copy)
Search/Exam
Mar 7, 2023
Feb 27, 2023
Dec 21, 2022
Examination started
Search/Exam
Oct 5, 2022
(Electronic) Receipt
Search/Exam
Oct 5, 2022
(Electronic) Receipt
Search/Exam
Oct 5, 2022
Oct 5, 2022
Amended description with annotations
Search/Exam
Oct 5, 2022
Amendments received before examination
Search/Exam
Oct 5, 2022
Letter accompanying subsequently filed items
Search/Exam
Oct 5, 2022
Letter accompanying subsequently filed items
Search/Exam
Apr 11, 2022
Mar 10, 2022
Notification of forthcoming publication
Search/Exam
Mar 29, 2021
Mar 29, 2021
European search opinion
Search/Exam
Mar 29, 2021
European search report
Search/Exam
Mar 29, 2021
Information on Search Strategy
Search/Exam
Mar 15, 2021
Search started
Search/Exam
Nov 25, 2020
Communication to designated inventor
Search/Exam
Nov 25, 2020
Communication to designated inventor
Search/Exam
Oct 2, 2020
Abstract
Search/Exam
Oct 2, 2020
Oct 2, 2020
Claims
Search/Exam
Oct 2, 2020
Description
Search/Exam
Oct 2, 2020
Designation of inventor
Search/Exam
Oct 2, 2020
Drawings
Search/Exam
Oct 2, 2020
Request for grant of a European patent
Search/Exam