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The patent EP3575491 was granted to Joseph Vgele on Mar 24, 2021. The application was filed on Jun 1, 2018 under application number EP18175547A. 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 |
|---|---|---|---|
| VOLVO CONSTRUCTION EQUIPMENT ABG ALLGEMEINE VOLVO CONSTRUCTION EQUIPMENT | Dec 17, 2021 | EISENFUHR SPEISER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP20170206966 |
| EXAMINATION | EP1120495 |
| OPPOSITION | CN102704384 |
| OPPOSITION | CN200955117Y |
| OPPOSITION | DE102010004785 |
| OPPOSITION | EP1120495 |
| OPPOSITION | EP2169117 |
| OPPOSITION | JP2004011347 |
| OPPOSITION | US2014064848 |
| OPPOSITION | US2017051460 |
| OPPOSITION | US3403609 |
| SEARCH | CN102704384 |
| SEARCH | DE102010004785 |
| SEARCH | EP2169117 |
| SEARCH | JP2004011347 |
| SEARCH | US2014064848 |
| SEARCH | US2017051460 |
| SEARCH | US3403609 |
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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Dec 11, 2025
Dec 11, 2025
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Refund of fees
Search/Exam
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Appeal
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Appeal
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(Electronic) Receipt
Appeal
Sep 9, 2024
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(Electronic) Receipt
Appeal
Aug 26, 2024
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Reply to appeal
Appeal
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Appeal
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Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Claims
Appeal
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Claims
Appeal
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Claims
Appeal
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Claims
Appeal
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Appeal
Feb 21, 2024
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Notice of appeal
Appeal
Feb 20, 2024
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Appeal
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Notice of appeal
Appeal
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Apr 6, 2021
Feb 25, 2021
Decision to grant a European patent
Search/Exam
Feb 16, 2021
(Electronic) Receipt
Search/Exam
Feb 16, 2021
English translation of the claims
Search/Exam
Feb 16, 2021
Filing of the translations of the claims
Search/Exam
Feb 16, 2021
French translation of claims
Search/Exam
Dec 3, 2020
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Intention to grant (signatures)
Search/Exam
Dec 3, 2020
Text intended for grant (clean copy)
Search/Exam
Dec 3, 2020
Oct 19, 2020
Examination started
Search/Exam
Mar 6, 2020
(Electronic) Receipt
Search/Exam
Mar 6, 2020
Mar 6, 2020
Amended claims with annotations
Search/Exam
Mar 6, 2020
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Amended description with annotations
Search/Exam
Mar 6, 2020
Amendments received before examination
Search/Exam
Mar 6, 2020
Letter accompanying subsequently filed items
Search/Exam
Dec 9, 2019
Nov 6, 2019
Notification of forthcoming publication
Search/Exam
Jun 11, 2019
(Electronic) Receipt
Search/Exam
Jun 5, 2019
(Electronic) Receipt
Search/Exam
Mar 20, 2019
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European search opinion
Search/Exam
Mar 20, 2019
European search report
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Mar 20, 2019
Information on Search Strategy
Search/Exam
Feb 26, 2019
(Electronic) Receipt
Search/Exam
Feb 26, 2019
Letter accompanying subsequently filed items
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Feb 26, 2019
Letter concerning search matters
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Dec 19, 2018
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Information on Search Strategy
Search/Exam
Dec 19, 2018
Partial European search report
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Dec 19, 2018
Jul 25, 2018
Communication to designated inventor
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Communication to designated inventor
Search/Exam
Jun 1, 2018
Abstract
Search/Exam
Jun 1, 2018
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Claims
Search/Exam
Jun 1, 2018
Description
Search/Exam
Jun 1, 2018
Designation of inventor
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Jun 1, 2018
Drawings
Search/Exam
Jun 1, 2018
Request for grant of a European patent
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