ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,398, issued on Dec. 30, was assigned to Taiyuan University of Technology (Taiyuan, China).

"Paenibacillus mucilaginosus , microorganism-activated circulating fluidized bed (CFB) fly ash-based cementitious material, preparation method and use" was invented by Haixia Liang (Taiyuan, China), Baohua Tian (Taiyuan, China), Yunqi Liu (Taiyuan, China), Yu Li (Taiyuan, China) and Limin Zhai (Taiyuan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a Paenibacillus mucilaginosus LT1906 and use thereof, and a microorganism-activated circulating fluidized bed (CFB) fly ash-based cementitious material and a preparation method...