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The patent EP3945314 was granted to Bruker Daltonics on Oct 26, 2022. The application was filed on Nov 9, 2020 under application number EP20206446A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| MICROMASS UK | Jul 25, 2023 | DEHNS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| SEARCH | EP3185276 |
| SEARCH | GB2523222 |
| SEARCH | GB2529912 |
| SEARCH | GB2553398 |
| SEARCH | WO2013140132 |
| SEARCH | WO2015071647 |
| SEARCH | WO2015071648 |
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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Means of redress
OPPO
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Decision to grant a European patent
Search/Exam
Sep 13, 2022
(Electronic) Receipt
Search/Exam
Sep 13, 2022
Filing of the translations of the claims
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Sep 13, 2022
French translation of claims
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Sep 13, 2022
German translation of the claims
Search/Exam
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Intention to grant (signatures)
Search/Exam
May 13, 2022
Text intended for grant (clean copy)
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(Electronic) Receipt
Search/Exam
Apr 26, 2022
Letter accompanying subsequently filed items
Search/Exam
Apr 26, 2022
Apr 14, 2022
(Electronic) Receipt
Search/Exam
Apr 14, 2022
Enquiry as to the processing of the file
Search/Exam
Apr 14, 2022
Letter accompanying subsequently filed items
Search/Exam
Mar 22, 2022
Examination started
Search/Exam
Feb 7, 2022
Jan 5, 2022
Notification of forthcoming publication
Search/Exam
Sep 29, 2021
(Electronic) Receipt
Search/Exam
Sep 29, 2021
Letter accompanying subsequently filed items
Search/Exam
Sep 29, 2021
Matter concerning the application
Search/Exam
May 6, 2021
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European search opinion
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European search report
Search/Exam
May 6, 2021
Information on Search Strategy
Search/Exam
Apr 18, 2021
Search started
Search/Exam
Jan 28, 2021
Jan 15, 2021
Communication to designated inventor
Search/Exam
Jan 12, 2021
Nov 9, 2020
Abstract
Search/Exam
Nov 9, 2020
Nov 9, 2020
Claims
Search/Exam
Nov 9, 2020
Description
Search/Exam
Nov 9, 2020
Designation of inventor
Search/Exam
Nov 9, 2020
Drawings
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Nov 9, 2020
Request for grant of a European patent
Search/Exam