INTERNATIONAL PATENT: PRINCIPIA BIOPHARMA INC. FILES APPLICATION FOR "RILZABRUTINIB FOR TREATING WARM ANTIBODY AUTOIMMUNE HEMOLYTIC ANEMIA"

GENEVA, Feb. 4 -- PRINCIPIA BIOPHARMA INC. (100 Morris StreetMorristown, New Jersey 07960) filed a patent application (PCT/US2025/038928) for "RILZABRUTINIB FOR TREATING WARM ANTIBODY AUTOIMMUNE HEMOLYTIC ANEMIA" on Jul 23, 2025. With publication no. WO/2026/024885, the details related to the patent application was published on Jan 29, 2026.

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): DAAK, Ahmed (c/o Sanofi, Patent Department450 Water StreetCambridge, Massachusetts 02141), WANG, Lei (c/o Sanofi, Patent Department450 Water StreetCambridge, Massachusetts 02141), ZHAO, Jing (c/o Sanofi, Patent D...