Patent No. EP3387038 (titled "Pet Polymer With An Anti-Crystallization Comonomer That Can Be Bio-Sourced") was filed by Socit Anonyme DES Eaux Minrales Devian ET EN Abrg Saeme on Dec 11, 2015. The application was issued on Jul 9, 2025.

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 |
|---|---|---|
| SOCIT DES PRODUITS NESTL | Apr 9, 2026 | D YOUNG |
| ALPLA WERKE ALWIN LEHNER | Apr 9, 2026 | KIWIT |
| FURANIX | Apr 9, 2026 | EP&C |
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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