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The patent EP3574064 was granted to Neste OYJ on Jan 24, 2024. The application was filed on Jan 25, 2018 under application number EP18703614A. 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 |
|---|---|---|---|
| PREEM | Oct 24, 2024 | AWA SWEDEN | ADMISSIBLE |
| SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ | Oct 24, 2024 | KELTIE | ADMISSIBLE |
| TOTALENERGIES ONETECH | Oct 23, 2024 | AUGUST DEBOUZY | ADMISSIBLE |
| UPM KYMMENE | Oct 22, 2024 | HOFFMANN EITLE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1664249 |
| DESCRIPTION | US2008163542 |
| DESCRIPTION | US9006501 |
| EXAMINATION | WO2008113492 |
| INTERNATIONAL-SEARCH-REPORT | GB2449009 |
| INTERNATIONAL-SEARCH-REPORT | US2006207166 |
| INTERNATIONAL-SEARCH-REPORT | US2008163542 |
| INTERNATIONAL-SEARCH-REPORT | US2011047862 |
| INTERNATIONAL-SEARCH-REPORT | WO0020534 |
| OPPOSITION | AU2015205854 |
| OPPOSITION | EP1664249 |
| OPPOSITION | EP1956070 |
| OPPOSITION | EP2019132 |
| OPPOSITION | EP2022839 |
| OPPOSITION | GB2449009 |
| OPPOSITION | US2006207166 |
| OPPOSITION | US2008163542 |
| OPPOSITION | US2009229172 |
| OPPOSITION | US2011047862 |
| OPPOSITION | US2016289568 |
| OPPOSITION | WO0020534 |
| OPPOSITION | WO2008113492 |
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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Oct 8, 2025
Oct 8, 2025
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Oct 2, 2025
Oct 2, 2025
Authorisation
OPPO
Oct 2, 2025
Oct 2, 2025
Aug 12, 2025
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Nov 18, 2024
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Nov 8, 2024
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Oct 30, 2024
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Feb 6, 2024
Jan 31, 2024
Refund of fees
Search/Exam
Jan 5, 2024
Decision to grant a European patent
Search/Exam
Dec 19, 2023
(Electronic) Receipt
Search/Exam
Dec 19, 2023
Filing of the translations of the claims
Search/Exam
Dec 19, 2023
French translation of claims
Search/Exam
Dec 19, 2023
German translation of the claims
Search/Exam
Dec 19, 2023
Letter accompanying subsequently filed items
Search/Exam
Sep 5, 2023
Sep 5, 2023
Sep 5, 2023
Sep 5, 2023
Intention to grant (signatures)
Search/Exam
Sep 5, 2023
Text intended for grant (clean copy)
Search/Exam
Sep 5, 2023
Sep 10, 2021
(Electronic) Receipt
Search/Exam
Sep 10, 2021
Amended claims with annotations
Search/Exam
Sep 10, 2021
Claims
Search/Exam
Sep 10, 2021
Letter accompanying subsequently filed items
Search/Exam
Sep 10, 2021
Jul 13, 2021
Jul 8, 2021
(Electronic) Receipt
Search/Exam
Jul 8, 2021
Letter accompanying subsequently filed items
Search/Exam
Jul 8, 2021
Mar 18, 2021
Annex to the communication
Search/Exam
Mar 18, 2021
Communication from the Examining Division
Search/Exam
Nov 23, 2020
(Electronic) Receipt
Search/Exam
Nov 23, 2020
Amended claims with annotations
Search/Exam
Nov 23, 2020
Amended description with annotations
Search/Exam
Nov 23, 2020
Claims
Search/Exam
Nov 23, 2020
Description
Search/Exam
Nov 23, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 23, 2020
Jul 23, 2020
Annex to the communication
Search/Exam
Jul 23, 2020
Communication from the Examining Division
Search/Exam
Jul 20, 2020
Jul 16, 2020
Examination started
Search/Exam
Mar 3, 2020
(Electronic) Receipt
Search/Exam
Mar 3, 2020
Amendments received before examination
Search/Exam
Mar 3, 2020
Annex
Search/Exam
Mar 3, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 6, 2019
Sep 5, 2019
Sep 3, 2019
Communication to designated inventor
Search/Exam
Sep 3, 2019
Communication to designated inventor
Search/Exam
Sep 2, 2019
Aug 26, 2019
(Electronic) Receipt
Search/Exam
Aug 26, 2019
Priority search results
Search/Exam
Aug 26, 2019
Request for entry into the European phase
Search/Exam
Aug 7, 2019
Aug 7, 2019
Jul 27, 2019
Citation filed by a third party
Search/Exam
Jul 27, 2019
Citation filed by a third party
Search/Exam
Jul 27, 2019
Citation filed by a third party
Search/Exam
Jul 27, 2019
Citation filed by a third party
Search/Exam
Jul 27, 2019
Citation filed by a third party
Search/Exam
Jul 27, 2019
Citation filed by a third party
Search/Exam
Jul 27, 2019
Citation filed by a third party
Search/Exam
Jul 27, 2019
Observations by third parties
Search/Exam
Jul 27, 2019
Observations by third parties
Search/Exam
Jun 7, 2019
Information on entry into European phase
Search/Exam
Mar 27, 2019
Mar 18, 2019
Mar 18, 2019
Mar 18, 2019
Mar 18, 2019
Mar 18, 2019
Feb 26, 2019
Citation filed by a third party
Search/Exam
Feb 26, 2019
Citation filed by a third party
Search/Exam
Feb 26, 2019
Citation filed by a third party
Search/Exam
Feb 26, 2019
Citation filed by a third party
Search/Exam
Feb 26, 2019
Citation filed by a third party
Search/Exam
Feb 26, 2019
Citation filed by a third party
Search/Exam
Feb 26, 2019
Citation filed by a third party
Search/Exam
Feb 26, 2019
Observations by third parties
Search/Exam
Dec 21, 2018
Notification of election of EPO
Search/Exam
Dec 13, 2018
Written opinion
PCT2
Dec 13, 2018
Dec 13, 2018
Dec 6, 2018
Nov 29, 2018
Nov 21, 2018
PCT demand form
PCT2
Nov 21, 2018
Nov 21, 2018
Nov 21, 2018
Aug 22, 2018
Aug 2, 2018
Copy of the international search report
Search/Exam
Aug 2, 2018
Published international application - A1
Search/Exam
Apr 9, 2018
ISR: cited documents
PCTISA
Apr 6, 2018
Apr 6, 2018
Apr 6, 2018
Feb 20, 2018
Feb 15, 2018
Feb 13, 2018
Annex
PCTISA
Jan 31, 2018
Abstract
PCTISA
Jan 31, 2018
Claims
PCTISA
Jan 31, 2018
Description
PCTISA
Jan 31, 2018
Drawings
PCTISA
Jan 31, 2018
Jan 31, 2018