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The patent EP3907043 was granted to Braun on Jan 31, 2024. The application was filed on May 6, 2021 under application number EP21172563A. 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 |
|---|---|---|---|
| EHLERS | Oct 28, 2024 | EISENFUHR SPEISER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | CN206287174U |
| DESCRIPTION | CN209478241U |
| DESCRIPTION | EP2425938 |
| DESCRIPTION | EP2747958 |
| DESCRIPTION | EP3131716 |
| DESCRIPTION | US2017050326 |
| DESCRIPTION | US2018257248 |
| OPPOSITION | ATA308588 |
| OPPOSITION | DE2455723 |
| OPPOSITION | DE4031871 |
| OPPOSITION | DE4042125 |
| OPPOSITION | EP0633822 |
| OPPOSITION | EP1047806 |
| OPPOSITION | EP3388207 |
| OPPOSITION | US2008134515 |
| OPPOSITION | US2013125401 |
| OPPOSITION | US2081694 |
| OPPOSITION | US2273739 |
| OPPOSITION | US2335288 |
| OPPOSITION | US3093899 |
| OPPOSITION | US4552832 |
| OPPOSITION | US8104181 |
| OPPOSITION | WO2010142775 |
| OPPOSITION | WO2015158923 |
| OPPOSITION | WO2018068353 |
| SEARCH | EP3131716 |
| SEARCH | EP3388207 |
| SEARCH | EP3466619 |
| SEARCH | GB501137 |
| SEARCH | US2018257248 |
| SEARCH | US2251577 |
| SEARCH | US2273739 |
| SEARCH | US2292858 |
| SEARCH | US3093899 |
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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OPPO
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Decision to grant a European patent
Search/Exam
Dec 19, 2023
(Electronic) Receipt
Search/Exam
Dec 19, 2023
Filing of the translations of the claims
Search/Exam
Dec 19, 2023
French translation of claims
Search/Exam
Dec 19, 2023
German translation of the claims
Search/Exam
Dec 19, 2023
Letter accompanying subsequently filed items
Search/Exam
Sep 18, 2023
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Intention to grant (signatures)
Search/Exam
Sep 18, 2023
Text intended for grant (clean copy)
Search/Exam
Sep 18, 2023
Aug 25, 2023
Examination started
Search/Exam
May 10, 2022
(Electronic) Receipt
Search/Exam
May 10, 2022
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Amended claims with annotations
Search/Exam
May 10, 2022
Amendments received before examination
Search/Exam
May 10, 2022
Letter accompanying subsequently filed items
Search/Exam
Mar 7, 2022
(Electronic) Receipt
Search/Exam
Mar 7, 2022
Letter accompanying subsequently filed items
Search/Exam
Mar 7, 2022
Letter concerning fees and payments
Search/Exam
Nov 15, 2021
Oct 13, 2021
Notification of forthcoming publication
Search/Exam
Sep 17, 2021
Refund of fees
Search/Exam
Sep 14, 2021
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European search opinion
Search/Exam
Sep 14, 2021
European search report
Search/Exam
Sep 14, 2021
Information on Search Strategy
Search/Exam
Sep 9, 2021
Priority search results copy provided by EPO
Search/Exam
Sep 8, 2021
Modified abstract
Search/Exam
Jul 12, 2021
Jul 6, 2021
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Abstract
Search/Exam
May 6, 2021
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Claims
Search/Exam
May 6, 2021
Description
Search/Exam
May 6, 2021
Designation of inventor
Search/Exam
May 6, 2021
Drawings
Search/Exam
May 6, 2021
Request for grant of a European patent
Search/Exam