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The patent EP3439483 was granted to Cargill on Oct 22, 2025. The application was filed on Apr 7, 2017 under application number EP17717316A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| HERBSTREITH & FOX PEKTIN FABRIKEN | Oct 5, 2022 | VIERING | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2012251687 |
| DESCRIPTION | US4419378 |
| INTERNATIONAL-SEARCH-REPORT | EP1078981 |
| INTERNATIONAL-SEARCH-REPORT | EP2038400 |
| INTERNATIONAL-SEARCH-REPORT | EP2127531 |
| INTERNATIONAL-SEARCH-REPORT | US2012251687 |
| INTERNATIONAL-SEARCH-REPORT | US3753724 |
| INTERNATIONAL-SEARCH-REPORT | US4902517 |
| INTERNATIONAL-SEARCH-REPORT | US5066509 |
| INTERNATIONAL-SEARCH-REPORT | WO2006079664 |
| OPPOSITION | EP2421388 |
| OPPOSITION | EP3372093 |
| OPPOSITION | JP2006223189 |
| OPPOSITION | US2012251687 |
| OPPOSITION | US4419378 |
| OPPOSITION | US4902517 |
| OPPOSITION | US5066509 |
| OPPOSITION | WO2006079664 |
| OPPOSITION | WO2007003391 |
| OPPOSITION | WO2009006948 |
| OPPOSITION | WO2009075851 |
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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Description
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Refund of fees
Appeal
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(Electronic) Receipt
Appeal
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Withdrawal of an appeal
Appeal
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(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
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Decision to grant a European patent
Search/Exam
Nov 24, 2021
(Electronic) Receipt
Search/Exam
Nov 24, 2021
Filing of the translations of the claims
Search/Exam
Nov 24, 2021
French translation of claims
Search/Exam
Nov 24, 2021
German translation of the claims
Search/Exam
Aug 4, 2021
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Intention to grant (signatures)
Search/Exam
Aug 4, 2021
Text intended for grant (clean copy)
Search/Exam
Aug 4, 2021
Nov 9, 2020
(Electronic) Receipt
Search/Exam
Nov 9, 2020
Amended claims with annotations
Search/Exam
Nov 9, 2020
Claims
Search/Exam
Nov 9, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 9, 2020
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Annex to the communication
Search/Exam
Jul 9, 2020
Communication from the Examining Division
Search/Exam
Jul 1, 2020
Examination started
Search/Exam
May 31, 2019
(Electronic) Receipt
Search/Exam
May 31, 2019
May 31, 2019
Amended claims with annotations
Search/Exam
May 31, 2019
Amendments received before examination
Search/Exam
May 31, 2019
Annex
Search/Exam
May 31, 2019
Letter accompanying subsequently filed items
Search/Exam
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Communication to designated inventor
Search/Exam
Nov 26, 2018
Communication to designated inventor
Search/Exam
Nov 24, 2018
Priority search results copy provided by EPO
Search/Exam
Nov 6, 2018
(Electronic) Receipt
Search/Exam
Nov 6, 2018
Request for entry into the European phase
Search/Exam
Oct 24, 2018
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Information on entry into European phase
Search/Exam
Oct 31, 2017
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Copy of the international search report
Search/Exam
Oct 12, 2017
Published international application - A1
Search/Exam
Jun 30, 2017
ISR: cited documents
PCTISA
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Abstract
PCTISA
Apr 18, 2017
Annex
PCTISA
Apr 18, 2017
Claims
PCTISA
Apr 18, 2017
Description
PCTISA
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