Patent No. EP3800231 (titled "Process For The Production Of Biodegradable Hydrocarbon Fluids By Hydrogenation") was filed by Totalenergies Onetech on May 20, 2016. The application was issued on Aug 11, 2021.

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.
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