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The patent EP3885276 was granted to Ishida on Jan 18, 2023. The application was filed on Mar 22, 2021 under application number EP21163931A. 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 |
|---|---|---|---|
| GEA FOOD SOLUTIONS WEERT | Oct 18, 2023 | KUTZENBERGER WOLFF & PARTNER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JP2012136270 |
| OPPOSITION | EP0999141 |
| OPPOSITION | EP3246262 |
| OPPOSITION | WO0222371 |
| SEARCH | EP3246262 |
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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(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
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Means of redress
OPPO
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Jan 31, 2023
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Decision to grant a European patent
Search/Exam
Dec 8, 2022
(Electronic) Receipt
Search/Exam
Dec 8, 2022
Filing of the translations of the claims
Search/Exam
Dec 8, 2022
French translation of claims
Search/Exam
Dec 8, 2022
German translation of the claims
Search/Exam
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Intention to grant (signatures)
Search/Exam
Aug 12, 2022
Text intended for grant (clean copy)
Search/Exam
Aug 12, 2022
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(Electronic) Receipt
Search/Exam
May 17, 2022
Amended claims with annotations
Search/Exam
May 17, 2022
Amended description with annotations
Search/Exam
May 17, 2022
Claims
Search/Exam
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Description
Search/Exam
May 17, 2022
Letter accompanying subsequently filed items
Search/Exam
May 17, 2022
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Annex to the communication
Search/Exam
Feb 15, 2022
Communication from the Examining Division
Search/Exam
Feb 9, 2022
Examination started
Search/Exam
Dec 20, 2021
(Electronic) Receipt
Search/Exam
Dec 20, 2021
Letter accompanying subsequently filed items
Search/Exam
Dec 20, 2021
Reply to Written Opinion prepared by the EPO
Search/Exam
Oct 4, 2021
Sep 1, 2021
Notification of forthcoming publication
Search/Exam
Aug 30, 2021
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European search opinion
Search/Exam
Aug 30, 2021
European search report
Search/Exam
Aug 30, 2021
Information on Search Strategy
Search/Exam
Aug 12, 2021
Search started
Search/Exam
Mar 25, 2021
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Abstract
Search/Exam
Mar 22, 2021
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Claims
Search/Exam
Mar 22, 2021
Description
Search/Exam
Mar 22, 2021
Designation of inventor
Search/Exam
Mar 22, 2021
Drawings
Search/Exam
Mar 22, 2021
Request for grant of a European patent
Search/Exam