The weekly litigation news digest is live. Subscribe now
The patent EP3757649 was granted to Cybertron on Oct 18, 2023. The application was filed on Jun 26, 2020 under application number EP20182523A. 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 |
|---|---|---|---|
| EUROIMMUN MEDIZINISCHE LABORDIAGNOSTIKA | May 2, 2024 | MILDNER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | CN203479812U |
| DESCRIPTION | DE10017041 |
| DESCRIPTION | DE19801400 |
| DESCRIPTION | DE4338155 |
| DESCRIPTION | JPH03100446 |
| DESCRIPTION | WO2009062497 |
| DESCRIPTION | WO2011101487 |
| DESCRIPTION | WO2012168184 |
| OPPOSITION | CN108938321 |
| OPPOSITION | CN202649589U |
| OPPOSITION | CN202975467U |
| OPPOSITION | CN203479812U |
| OPPOSITION | DE10017041 |
| OPPOSITION | EP2609460 |
| OPPOSITION | JPH03100446 |
| OPPOSITION | US2005099680 |
| OPPOSITION | US2005225852 |
| OPPOSITION | US4902101 |
| OPPOSITION | US5684628 |
| OPPOSITION | US6898007 |
| OPPOSITION | WO2007088369 |
| OPPOSITION | WO2009062497 |
| OPPOSITION | WO2012168184 |
| OPPOSITION | WO9637346 |
| SEARCH | JPH03100446 |
| SEARCH | US4902101 |
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
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Means of redress
OPPO
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Dec 2, 2025
Nov 13, 2025
Nov 5, 2025
Nov 5, 2025
Nov 4, 2025
Nov 4, 2025
Oct 23, 2025
Oct 21, 2025
Oct 21, 2025
Oct 21, 2025
Sep 17, 2025
Sep 16, 2025
Sep 12, 2025
Sep 12, 2025
Sep 12, 2025
Sep 12, 2025
Sep 12, 2025
Sep 12, 2025
Sep 12, 2025
Sep 12, 2025
Sep 12, 2025
Sep 11, 2025
Sep 11, 2025
Sep 11, 2025
Sep 11, 2025
Sep 11, 2025
Mar 5, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Sep 20, 2024
Sep 17, 2024
Sep 17, 2024
Sep 17, 2024
Sep 17, 2024
Sep 17, 2024
Sep 17, 2024
Sep 17, 2024
Sep 17, 2024
Sep 17, 2024
May 17, 2024
May 17, 2024
May 8, 2024
May 2, 2024
May 2, 2024
May 2, 2024
May 2, 2024
May 2, 2024
May 2, 2024
May 2, 2024
May 2, 2024
May 2, 2024
May 2, 2024
May 2, 2024
May 2, 2024
May 2, 2024
May 2, 2024
May 2, 2024
May 2, 2024
May 2, 2024
May 2, 2024
May 2, 2024
May 2, 2024
May 2, 2024
May 2, 2024
May 2, 2024
Oct 2, 2023
Sep 26, 2023
(Electronic) Receipt
Search/Exam
Sep 26, 2023
Annexes in respect of a client data request
Search/Exam
Sep 26, 2023
Letter accompanying subsequently filed items
Search/Exam
Sep 11, 2023
Aug 22, 2023
(Electronic) Receipt
Search/Exam
Aug 22, 2023
Annex
Search/Exam
Aug 22, 2023
Annex
Search/Exam
Aug 22, 2023
Letter accompanying subsequently filed items
Search/Exam
Aug 22, 2023
Request for correction of the publication
Search/Exam
Aug 16, 2023
Aug 4, 2023
Jul 25, 2023
(Electronic) Receipt
Search/Exam
Jul 25, 2023
Annexes in respect of a client data request
Search/Exam
Jul 25, 2023
Letter accompanying subsequently filed items
Search/Exam
Jul 25, 2023
Jul 21, 2023
Jul 13, 2023
(Electronic) Receipt
Search/Exam
Jul 13, 2023
Annexes in respect of a client data request
Search/Exam
Jul 13, 2023
Letter accompanying subsequently filed items
Search/Exam
Jul 13, 2023
Jul 6, 2023
Decision to grant a European patent
Search/Exam
Jun 14, 2023
(Electronic) Receipt
Search/Exam
Jun 14, 2023
Filing of the translations of the claims
Search/Exam
Jun 14, 2023
French translation of claims
Search/Exam
Jun 14, 2023
German translation of the claims
Search/Exam
Jun 14, 2023
Letter accompanying subsequently filed items
Search/Exam
Mar 20, 2023
Mar 20, 2023
Mar 20, 2023
Mar 20, 2023
Intention to grant (signatures)
Search/Exam
Mar 20, 2023
Text intended for grant (clean copy)
Search/Exam
Mar 20, 2023
Feb 20, 2023
Examination started
Search/Exam
Nov 3, 2022
Oct 27, 2022
(Electronic) Receipt
Search/Exam
Oct 27, 2022
Letter accompanying subsequently filed items
Search/Exam
Oct 27, 2022
Sep 10, 2021
(Electronic) Receipt
Search/Exam
Sep 10, 2021
Sep 10, 2021
Amended claims with annotations
Search/Exam
Sep 10, 2021
Sep 10, 2021
Amended description with annotations
Search/Exam
Sep 10, 2021
Amendments received before examination
Search/Exam
Sep 10, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 15, 2021
Feb 8, 2021
Refund of fees
Search/Exam
Feb 5, 2021
Feb 5, 2021
European search opinion
Search/Exam
Feb 5, 2021
European search report
Search/Exam
Feb 5, 2021
Information on Search Strategy
Search/Exam
Feb 2, 2021
Priority search results copy provided by EPO
Search/Exam
Dec 2, 2020
Notification of forthcoming publication
Search/Exam
Nov 5, 2020
Nov 5, 2020
Nov 5, 2020
Information on Search Strategy
Search/Exam
Nov 5, 2020
Partial European search report
Search/Exam
Nov 5, 2020
Oct 20, 2020
Search started
Search/Exam
Aug 19, 2020
Communication to designated inventor
Search/Exam
Jun 26, 2020
Abstract
Search/Exam
Jun 26, 2020
Jun 26, 2020
Claims
Search/Exam
Jun 26, 2020
Description
Search/Exam
Jun 26, 2020
Designation of inventor
Search/Exam
Jun 26, 2020
Drawings
Search/Exam
Jun 26, 2020
Jun 26, 2020
Request for grant of a European patent
Search/Exam