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The patent EP3686683 was granted to Canon Kabushiki Kaisha on Mar 13, 2024. The application was filed on Sep 21, 2018 under application number EP18859213A. The patent is currently recorded with a legal status of "Granted And Under Opposition".
Latest UPC cases involving this patent.
| Case Number | Filing Date | Plaintiff | Proceeding Type |
|---|---|---|---|
| UPC_CFI_595/2024 | Oct 14, 2024 | Katun, Katun EDC | Counter Claim For Revocation |
| UPC_CFI_351/2024 | Jul 1, 2024 | Canon Kabushiki Kaisha | Infringement |

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 |
|---|---|---|---|
| KATUN GERMANY KATUN EDC KATUN GENERAL PLASTIC INDUSTRIAL | Dec 13, 2024 | VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JP2013015826 |
| INTERNATIONAL-SEARCH-REPORT | JP2003107892 |
| INTERNATIONAL-SEARCH-REPORT | JP2008292729 |
| INTERNATIONAL-SEARCH-REPORT | JP2015161898 |
| INTERNATIONAL-SEARCH-REPORT | JPH09160366 |
| OPPOSITION | EP2720088 |
| OPPOSITION | EP2837973 |
| OPPOSITION | EP2913719 |
| OPPOSITION | JP2003107892 |
| OPPOSITION | JP2008292729 |
| OPPOSITION | JP2013015826 |
| OPPOSITION | JP2015161898 |
| OPPOSITION | JPH09160366 |
| OPPOSITION | US2015248102 |
| SEARCH | EP2913719 |
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
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French translation of claims
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German translation of the claims
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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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Claims
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Letter accompanying subsequently filed items
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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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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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European search opinion
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Information on Search Strategy
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Supplementary European search report
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Search started
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Jul 1, 2020
Notification of forthcoming publication
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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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(Electronic) Receipt
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Abstract
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Claims
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Description
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Request for entry into the European phase
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Information on entry into European phase
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Copy of the international search report
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International publication pamphlet
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