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The patent EP3504295 was granted to Neste OYJ on Sep 23, 2020. The application was filed on Aug 25, 2017 under application number EP17767858A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ | Jun 23, 2021 | SHELL LEGAL SERVICES | ADMISSIBLE |
| TOTALENERGIES RAFFINAGE CHIMIE | Jun 22, 2021 | FEDIT LORIOT | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1956070 |
| DESCRIPTION | US2008033220 |
| INTERNATIONAL-SEARCH-REPORT | EP1741768 |
| INTERNATIONAL-SEARCH-REPORT | EP2333032 |
| INTERNATIONAL-SEARCH-REPORT | US2010064574 |
| OPPOSITION | EP1741768 |
| OPPOSITION | EP2333032 |
| OPPOSITION | US2008033220 |
| OPPOSITION | US2009077868 |
| OPPOSITION | US2010064574 |
| OPPOSITION | US8912374 |
| OPPOSITION | WO2007003709 |
| OPPOSITION | WO2008113492 |
| OPPOSITION | WO2015181721 |
| OPPOSITION | WO2018037163 |
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
Search/Exam
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(Electronic) Receipt
Search/Exam
Aug 17, 2020
Filing of the translations of the claims
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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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(Electronic) Receipt
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Search/Exam
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Letter accompanying subsequently filed items
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Annex to the communication
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Examination started
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(Electronic) Receipt
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Letter accompanying subsequently filed items
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Written opinion
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Published international application - A1
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PCTISA
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Abstract
PCTISA
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Annex
PCTISA
Sep 8, 2017
Claims
PCTISA
Sep 8, 2017
Description
PCTISA
Sep 8, 2017
Drawings
PCTISA
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