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The patent EP3027066 was granted to Tessenderlo Chemie on Jul 14, 2021. The application was filed on Jul 29, 2014 under application number EP14744571A. 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 |
|---|---|---|---|
| DARLING INGREDIENTS RENDERING AND SPECIALTIES | Apr 13, 2022 | EP&C | ADMISSIBLE |
| G LARSSON STARCH TECHNOLOGY | Apr 13, 2022 | AWA SWEDEN | ADMISSIBLE |
| SARIA | Apr 13, 2022 | SANTARELLI | ADMISSIBLE |
| SICCADANIA | Apr 12, 2022 | - | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | EP0499260 |
| INTERNATIONAL-SEARCH-REPORT | US4172073 |
| INTERNATIONAL-SEARCH-REPORT | US4232123 |
| INTERNATIONAL-SEARCH-REPORT | WO2011003015 |
| INTERNATIONAL-SEARCH-REPORT | WO9001023 |
| OPPOSITION | EP0499260 |
| OPPOSITION | EP2832236 |
| OPPOSITION | EP3027066 |
| OPPOSITION | GB2061956 |
| OPPOSITION | US3806501 |
| OPPOSITION | US3923097 |
| OPPOSITION | US4172073 |
| OPPOSITION | US4232123 |
| OPPOSITION | WO2011003015 |
| OPPOSITION | WO9001023 |
| OTHER | US4172073 |
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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French translation of claims
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Annex
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Letter accompanying subsequently filed items
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Nov 25, 2020
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Jun 15, 2020
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Feb 17, 2020
Communication from the Examining Division
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Dec 10, 2019
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Dec 4, 2019
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Dec 4, 2019
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Jun 13, 2019
Letter accompanying subsequently filed items
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Jun 13, 2019
Request for correction of client data
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May 9, 2019
(Electronic) Receipt
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May 9, 2019
Amended claims with annotations
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May 9, 2019
Claims
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May 9, 2019
Description
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May 9, 2019
Letter accompanying subsequently filed items
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May 9, 2019
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(Electronic) Receipt
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Feb 28, 2019
Oct 30, 2018
Annex to the communication
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Oct 30, 2018
Communication from the Examining Division
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Oct 22, 2018
Examination started
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Oct 27, 2017
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Sep 12, 2017
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Sep 16, 2016
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Sep 16, 2016
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Letter accompanying subsequently filed items
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Communication to designated inventor
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Communication to designated inventor
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Mar 1, 2016
Priority search results copy provided by EPO
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Feb 2, 2016
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Dec 9, 2015
Information on entry into European phase
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Notification of the recording of a change
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Aug 6, 2015
Copy of the international search report
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Aug 6, 2015
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Published international application - A2
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Jul 29, 2014
(Electronic) Receipt
PCTRO
Jul 29, 2014
Abstract
PCTRO
Jul 29, 2014
Claims
PCTRO
Jul 29, 2014
Description
PCTRO
Jul 29, 2014
Jul 29, 2014