Patent No. EP2760509 (titled "Use Of Plasma Treated Silicone Oil As A Coating In A Medical Injection Device") was filed by Becton Dickinson France on Sep 27, 2012. The application was issued on Apr 5, 2023.

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 |
|---|---|---|
| BRAND MURRAY FULLER | Jan 5, 2024 | BRAND MURRAY FULLER |
| TER MEER STEINMEISTER & PARTNER PATENTANWALTE MBB | Jan 2, 2024 | TER MEER STEINMEISTER & PARTNER |
| STEVANATO GROUP | Apr 6, 2023 | PORTA & CONSULENTI ASSOCIATI |
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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