Patent No. EP3035958 (titled "Porcine Circovirus Type 2 (Pcv2) Subunit Vaccine") was filed by Boehringer Ingelheim on Aug 20, 2014. The application was issued on Oct 26, 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 |
|---|---|---|
| CEVA SANTE ANIMALE | Jul 26, 2023 | CABINET BECKER ET ASSOCIES |
| VIRBAC | Jul 25, 2023 | GEVERS & ORES |
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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