ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,435,513, issued on Oct. 7, was assigned to SOUTH CHINA UNIVERSITY OF TECHNOLOGY (Guangzhou, China).

"Reinforced recycled lump/aggregate concrete precast column and construction method thereof" was invented by Bo Wu (Guangzhou, China) and Lang Lin (Guangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A reinforced recycled block/aggregate concrete precast column and a construction method are provided. The reinforced recycled block/aggregate concrete precast column includes several first one-bar hoops, vertical reinforcement bars, several second one-bar hoops, a flexible hinge area, and recycled block/aggregate concrete; the first one-bar hoops a...