INTERNATIONAL PATENT: SANOFI BIOTECHNOLOGY, REGENERON PHARMACEUTICALS, INC. FILES APPLICATION FOR "METHODS FOR TREATING CHRONIC RHINOSINUSITIS WITHOUT NASAL POLYPS BY ADMINISTERING AN IL-4R ANTAGONIST"

GENEVA, Oct. 28 -- SANOFI BIOTECHNOLOGY (82 avenue Raspail94250 Gentilly), REGENERON PHARMACEUTICALS, INC. (777 Old Saw Mill River RoadTarrytown, New York 10591) filed a patent application (PCT/US2025/024486) for "METHODS FOR TREATING CHRONIC RHINOSINUSITIS WITHOUT NASAL POLYPS BY ADMINISTERING AN IL-4R ANTAGONIST" on Apr 14, 2025. With publication no. WO/2025/221640, the details related to the patent application was published on Oct 23, 2025.

Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).

Inventor(s): LAWS, Elizabeth (c/o Sanofi, Patent Department450 Water StreetCambridge, Massachusetts 02141), MANNENT, Leda...