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The patent EP3814067 was granted to Robart on May 31, 2023. The application was filed on Aug 30, 2019 under application number EP19765641A. 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 |
|---|---|---|---|
| FEDER WALTER EBERT | Feb 27, 2024 | - | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
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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Brief communication
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May 8, 2023
Decision to grant a European patent
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Apr 14, 2023
(Electronic) Receipt
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Apr 14, 2023
English translation of the claims
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Apr 14, 2023
Filing of the translations of the claims
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Apr 14, 2023
French translation of claims
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Apr 14, 2023
Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Dec 16, 2022
Text intended for grant (clean copy)
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Dec 16, 2022
Nov 3, 2022
Examination started
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Dec 1, 2021
(Electronic) Receipt
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Dec 1, 2021
Letter accompanying subsequently filed items
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Dec 1, 2021
Priority search results
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Dec 1, 2021
Priority search results
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Dec 1, 2021
Priority search results
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Dec 1, 2021
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Sep 3, 2021
(Electronic) Receipt
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Sep 3, 2021
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Amended claims with annotations
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Sep 3, 2021
Amended claims with annotations
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Sep 3, 2021
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Amended description with annotations
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Sep 3, 2021
Amendments received before examination
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Sep 3, 2021
Letter accompanying subsequently filed items
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Apr 8, 2021
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Feb 9, 2021
Feb 5, 2021
Feb 1, 2021
(Electronic) Receipt
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Feb 1, 2021
Request for entry into the European phase
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Jan 15, 2021
Information on entry into European phase
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Mar 26, 2020
Mar 5, 2020
Copy of the international search report
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Mar 5, 2020
Copy of the international search report
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Mar 5, 2020
Published international application - A1
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Feb 12, 2020
ISR: cited documents
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Annex
PCTISA
Sep 10, 2019
Sep 7, 2019
Abstract
PCTISA
Sep 7, 2019
Claims
PCTISA
Sep 7, 2019
Description
PCTISA
Sep 7, 2019
Drawings
PCTISA
Sep 7, 2019