Patent No. EP3802689 (titled "Process To Produce Polypropylene-Based Composition From Post-Consumer Resins And Articles Made Of Said Compositions") was filed by Totalenergies Onetech Belgium on May 17, 2019. The application was issued on Apr 27, 2022.

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 |
|---|---|---|
| INEOS EUROPE | Jan 27, 2023 | KING |
| REHAU INDUSTRIES | Jan 27, 2023 | - |
| SABIC SABIC PETROCHEMICALS | Jan 27, 2023 | SABIC GROUP |
| BASELL POLIOLEFINE ITALIA | Jan 26, 2023 | LYONDELLBASELL |
| SUSTAINABLE MATERIALS | Jan 26, 2023 | PRINZ & PARTNER MBB |
| VEOLIA ENVIRONNEMENT | Jan 26, 2023 | SANTARELLI |
| BRASKEM AMERICA | Jan 25, 2023 | ZACCO DENMARK |
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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