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The patent EP3519237 was granted to Brokk on May 25, 2022. The application was originally filed on Sep 25, 2017 under application number EP17856906A. 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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP2180576 |
| DESCRIPTION | US2009033148 |
| DESCRIPTION | US2015136505 |
| DESCRIPTION | WO2011080392 |
| DESCRIPTION | WO2013162448 |
| INTERNATIONAL-SEARCH-REPORT | US2009033148 |
| INTERNATIONAL-SEARCH-REPORT | WO2008130968 |
| INTERNATIONAL-SEARCH-REPORT | WO2013162448 |
| INTERNATIONAL-SEARCH-REPORT | WO2014027246 |
| OPPOSITION | EP2589709 |
| OPPOSITION | EP2842213 |
| OPPOSITION | JP2008231763 |
| OPPOSITION | JPH09144062 |
| OPPOSITION | JPH09158247 |
| OPPOSITION | US2004021441 |
| OPPOSITION | US2009033148 |
| OPPOSITION | US2010096921 |
| OPPOSITION | US2011301794 |
| OPPOSITION | US2016031328 |
| OPPOSITION | WO2010061058 |
| SEARCH | US2009033148 |
| SEARCH | US2015136505 |
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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Nov 28, 2025
Nov 24, 2025
(Electronic) Receipt
Appeal
Nov 24, 2025
Nov 24, 2025
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Sep 25, 2025
Sep 25, 2025
Sep 19, 2025
(Electronic) Receipt
Appeal
Sep 19, 2025
Notice of appeal
Appeal
Sep 19, 2025
Notice of appeal
Appeal
Jul 22, 2025
Jul 22, 2025
Jul 22, 2025
Jul 22, 2025
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Means of redress
OPPO
Jul 22, 2025
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Feb 4, 2025
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Feb 23, 2023
Jun 8, 2022
May 3, 2022
Document concerning representation
Search/Exam
May 3, 2022
Letter accompanying subsequently filed items
Search/Exam
Apr 29, 2022
Decision to grant a European patent
Search/Exam
Apr 12, 2022
(Electronic) Receipt
Search/Exam
Apr 12, 2022
Filing of the translations of the claims
Search/Exam
Apr 12, 2022
French translation of claims
Search/Exam
Apr 12, 2022
German translation of the claims
Search/Exam
Jan 25, 2022
Jan 25, 2022
Jan 25, 2022
Intention to grant (signatures)
Search/Exam
Jan 25, 2022
Text intended for grant (clean copy)
Search/Exam
Jan 25, 2022
Dec 13, 2021
Examination started
Search/Exam
Jun 7, 2021
Annexes in respect of a client data request
Search/Exam
Jun 7, 2021
Annexes in respect of a client data request
Search/Exam
Nov 24, 2020
(Electronic) Receipt
Search/Exam
Nov 24, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 24, 2020
Priority search results
Search/Exam
Nov 24, 2020
Nov 18, 2020
Nov 5, 2020
(Electronic) Receipt
Search/Exam
Nov 5, 2020
Nov 5, 2020
Amended claims with annotations
Search/Exam
Nov 5, 2020
Nov 5, 2020
Amended description with annotations
Search/Exam
Nov 5, 2020
Amendments received before examination
Search/Exam
Nov 5, 2020
Letter accompanying subsequently filed items
Search/Exam
May 15, 2020
Apr 28, 2020
Apr 28, 2020
European search opinion
Search/Exam
Apr 28, 2020
Information on Search Strategy
Search/Exam
Apr 28, 2020
Supplementary European search report
Search/Exam
Apr 17, 2020
Search started
Search/Exam
Jul 10, 2019
May 8, 2019
May 6, 2019
Communication to designated inventor
Search/Exam
Apr 16, 2019
Apr 10, 2019
(Electronic) Receipt
Search/Exam
Apr 10, 2019
Request for entry into the European phase
Search/Exam
Feb 8, 2019
Information on entry into European phase
Search/Exam
Apr 24, 2018
Apr 5, 2018
Copy of the international search report
Search/Exam
Apr 5, 2018
Published international application - A1
Search/Exam