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The patent EP3578917 was granted to Weber Food Technology on Nov 9, 2022. The application was filed on Jun 5, 2019 under application number EP19178444A. 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 |
|---|---|---|---|
| MULTIVAC SEPP HAGGENMULLER | Aug 8, 2023 | WEICKMANN & WEICKMANN PARTMBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102012018754 |
| DESCRIPTION | EP2711701 |
| DESCRIPTION | WO2007049305 |
| OPPOSITION | DE102012018754 |
| OPPOSITION | DE102016114477 |
| OPPOSITION | DE19642159 |
| OPPOSITION | DE3246568 |
| OPPOSITION | EP1741525 |
| OPPOSITION | EP2711701 |
| OPPOSITION | EP3081090 |
| OPPOSITION | US4937451 |
| OPPOSITION | WO2010112239 |
| SEARCH | DE102012018754 |
| SEARCH | DE3246568 |
| SEARCH | EP2711701 |
| SEARCH | US4937451 |
| SEARCH | US5754617 |
| SEARCH | WO2010112239 |
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.
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Decision to grant a European patent
Search/Exam
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(Electronic) Receipt
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Sep 30, 2022
English translation of the claims
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Sep 30, 2022
French translation of claims
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Sep 30, 2022
Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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(Electronic) Receipt
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Amended claims with annotations
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Claims
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Letter accompanying subsequently filed items
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Annex to the communication
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Communication from the Examining Division
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Dec 8, 2021
(Electronic) Receipt
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Dec 8, 2021
Amended claims with annotations
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Claims
Search/Exam
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Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
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Sep 16, 2021
Text intended for grant (clean copy)
Search/Exam
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Examination started
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Jun 12, 2020
(Electronic) Receipt
Search/Exam
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Amended claims with annotations
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Amended description with annotations
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Letter accompanying subsequently filed items
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Notification of forthcoming publication
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European search opinion
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Oct 16, 2019
European search report
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Oct 16, 2019
Information on Search Strategy
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Sep 30, 2019
Search started
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Sep 24, 2019
Communication to designated inventor
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Sep 16, 2019
(Electronic) Receipt
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Sep 16, 2019
Letter accompanying subsequently filed items
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Sep 16, 2019
Letter concerning the inventor
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Letter which had not been notified
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Communication to designated inventor
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Communication to designated inventor
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Letter concerning the priority
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Priority document
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Jun 5, 2019
Abstract
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Claims
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Jun 5, 2019
Description
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Jun 5, 2019
Designation of inventor
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Jun 5, 2019
Drawings
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Priority search results
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Jun 5, 2019
Request for grant of a European patent
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