Patent No. EP3558612 (titled "Method For Manufacturing A Fibrous Material Pre-Impregnated With Thermoplastic Polymer In Powder Form") was filed by Arkema France on Dec 20, 2017. The application was issued on May 11, 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 |
|---|---|---|
| VICTREX MANUFACTURING | Feb 6, 2023 | GURUN |
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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