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The patent EP3869199 was granted to Charit Universittsmedizin Berlin on Feb 9, 2022. The application was filed on Feb 20, 2020 under application number EP20215445A. 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 |
|---|---|---|---|
| SIMMONS & SIMMONS | Nov 9, 2022 | SIMMONS & SIMMONS MUNICH | ADMISSIBLE |
| DIASORIN ITALIA | Nov 9, 2022 | RIMINI | WITHDRAWN |
| MIKROGEN | Oct 10, 2022 | KRAUS & LEDERER PARTGMBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2014045254 |
| EXAMINATION | WO2006085933 |
| SEARCH | US2005112559 |
| SEARCH | US2006188519 |
| SEARCH | WO2005118813 |
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
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Oct 24, 2025
Oct 24, 2025
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Jul 15, 2025
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Jul 9, 2025
(Electronic) Receipt
Appeal
Jul 9, 2025
Jul 9, 2025
Jul 9, 2025
Nov 11, 2024
Nov 11, 2024
Nov 5, 2024
(Electronic) Receipt
Appeal
Nov 5, 2024
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Reply to appeal
Appeal
Jul 5, 2024
Jul 5, 2024
Jul 1, 2024
(Electronic) Receipt
Appeal
Jul 1, 2024
Jul 1, 2024
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Apr 3, 2024
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Mar 26, 2024
(Electronic) Receipt
Appeal
Mar 26, 2024
Mar 26, 2024
Notice of appeal
Appeal
Mar 1, 2024
Mar 1, 2024
Mar 1, 2024
Mar 1, 2024
Mar 1, 2024
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Means of redress
OPPO
Mar 1, 2024
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Authorisation
OPPO
Mar 30, 2023
Authorisation
OPPO
Mar 30, 2023
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Dec 15, 2022
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Nov 30, 2022
Request concerning representative opponent
Search/Exam
Nov 24, 2022
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Nov 21, 2022
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Feb 22, 2022
Jan 13, 2022
Decision to grant a European patent
Search/Exam
Dec 21, 2021
(Electronic) Receipt
Search/Exam
Dec 21, 2021
Filing of the translations of the claims
Search/Exam
Dec 21, 2021
French translation of claims
Search/Exam
Dec 21, 2021
German translation of the claims
Search/Exam
Dec 21, 2021
Letter accompanying subsequently filed items
Search/Exam
Dec 20, 2021
Dec 20, 2021
Dec 20, 2021
Intention to grant (signatures)
Search/Exam
Dec 20, 2021
Text intended for grant (clean copy)
Search/Exam
Dec 20, 2021
Text intended for grant (sequence listing)
Search/Exam
Dec 20, 2021
Oct 27, 2021
Annex to the communication
Search/Exam
Oct 27, 2021
Consultation by telephone/in person
Search/Exam
Oct 27, 2021
Oct 25, 2021
(Electronic) Receipt
Search/Exam
Oct 25, 2021
Description
Search/Exam
Oct 25, 2021
Letter accompanying subsequently filed items
Search/Exam
Oct 25, 2021
Oct 14, 2021
Oct 14, 2021
Oct 14, 2021
Intention to grant (signatures)
Search/Exam
Oct 14, 2021
Text intended for grant (clean copy)
Search/Exam
Oct 14, 2021
Text intended for grant (sequence listing)
Search/Exam
Oct 14, 2021
Aug 30, 2021
Aug 10, 2021
(Electronic) Receipt
Search/Exam
Aug 10, 2021
Amended claims with annotations
Search/Exam
Aug 10, 2021
Annex
Search/Exam
Aug 10, 2021
Claims
Search/Exam
Aug 10, 2021
Letter accompanying subsequently filed items
Search/Exam
Aug 10, 2021
Jul 28, 2021
Notification of forthcoming publication
Search/Exam
Jun 21, 2021
Annex to the communication
Search/Exam
Jun 21, 2021
Communication from the Examining Division
Search/Exam
Jun 11, 2021
(Electronic) Receipt
Search/Exam
Jun 11, 2021
Jun 11, 2021
Amended description with annotations
Search/Exam
Jun 11, 2021
Amendments received before examination
Search/Exam
Jun 11, 2021
Letter accompanying subsequently filed items
Search/Exam
Jun 9, 2021
(Electronic) Receipt
Search/Exam
Jun 9, 2021
Examination started
Search/Exam
Jun 9, 2021
Letter accompanying subsequently filed items
Search/Exam
Jun 9, 2021
Letter concerning the inventor
Search/Exam
May 14, 2021
(Electronic) Receipt
Search/Exam
May 14, 2021
May 14, 2021
Amended claims with annotations
Search/Exam
May 14, 2021
Amendments received before examination
Search/Exam
May 14, 2021
Annex
Search/Exam
May 14, 2021
Letter accompanying subsequently filed items
Search/Exam
May 14, 2021
Mar 25, 2021
Mar 25, 2021
European search opinion
Search/Exam
Mar 25, 2021
European search report
Search/Exam
Mar 25, 2021
Information on Search Strategy
Search/Exam
Mar 15, 2021
Search started
Search/Exam
Jan 19, 2021
Deficiency in designation of inventor
Search/Exam
Dec 21, 2020
(Electronic) Receipt
Search/Exam
Dec 21, 2020
Amended claims with annotations
Search/Exam
Dec 21, 2020
Letter accompanying subsequently filed items
Search/Exam
Dec 21, 2020
Matter concerning the application
Search/Exam
Dec 18, 2020
Abstract
Search/Exam
Dec 18, 2020
Dec 18, 2020
Claims
Search/Exam
Dec 18, 2020
Converted Sequence Listing
Search/Exam
Dec 18, 2020
Description
Search/Exam
Dec 18, 2020
Request for grant of a European patent
Search/Exam