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The patent EP3437812 was granted to Grasselli on Aug 5, 2020. The application was filed on Jul 3, 2018 under application number EP18181501A. 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 |
|---|---|---|---|
| NORDISCHER MASCHINENBAU RUD BAADER | May 5, 2021 | STORK BAMBERGER | ADMISSIBLE |
| NORDISCHER MASCHINENBAU RUD BAADER | May 5, 2021 | STORK BAMBERGER PATENTANWALTE PARTMBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | DE10046531 |
| OPPOSITION | DE102004005778 |
| OPPOSITION | DE3917215 |
| OPPOSITION | EP2353806 |
| OPPOSITION | EP2945668 |
| OPPOSITION | US2002152861 |
| SEARCH | EP2540462 |
| SEARCH | EP2946668 |
| SEARCH | FR2924970 |
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
Search/Exam
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French translation of claims
Search/Exam
Mar 12, 2020
German translation of the claims
Search/Exam
Mar 12, 2020
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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Examination started
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(Electronic) Receipt
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Jun 14, 2019
Letter accompanying subsequently filed items
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Refund of fees
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Notification of forthcoming publication
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European search opinion
Search/Exam
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European search report
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Information on Search Strategy
Search/Exam
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Search started
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Aug 24, 2018
Communication to designated inventor
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Letter concerning the priority
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Priority document
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Abstract
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Claims
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Description
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Drawings
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Priority search results
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Request for grant of a European patent
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