Patent No. EP4249069 (titled "Aqueous Formulation Comprising 1-(4-{[4-(Dimethylamino)Piperidin-1-Yl]Carbonyl}Phenyl)-3-[4-(4,6-Dimorpholin-4-Yl-1,3,5-Triazin-2-Yl)Phenyl]Urea") was filed by Pfizer on Jun 4, 2019. The application was issued on Nov 19, 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.
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.
Date
Description
Get instant alerts for new documents