Patent No. EP2023958 (titled "Pharmaceutical Product For Intraoral Delivery Of Nicotine Comprising Trometamol As Buffering Agent") was filed by Mcneil on Apr 18, 2007. The application was issued on Jul 22, 2020.

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 |
|---|---|---|
| FERTIN PHARMA | Jul 25, 2018 | HOFFMANN EITLE |
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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