GENEVA, April 8 -- UNITED STATES GYPSUM COMPANY (550 West Adams StreetChicago, Illinois 60661-3676) filed a patent application (PCT/US2024/047915) for "FIRE RESISTANT GYPSUM BOARD COMPRISING SILICA FUME AND RELATED METHODS" on Sep 23, 2024. With publication no. WO/2025/072074, the details related to the patent application was published on Apr 03, 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): LI, Qinghua (2805 Mill Creek LaneRolling Meadows, Illinois 60008), HEMPHILL, Mark K (5 Spring Creek Ct.Hawthorn Woods, Illinois 60047)
Abstract:
Disclosed are gypsum boards and methods of preparing ...