ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,491,228, issued on Dec. 9, was assigned to SICHUAN SENLONG BIO-TECH Co. LTD. (Ya'an, China).

"Fine bamboo powder and preparation method therefor and use thereof" was invented by Ying Zhang (Hangzhou, China), Shiyao Fu (Hangzhou, China) and Luolian Huang (Hangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A MATZHU is prepared by using leaves of Gramineae (Graminae) and Bambusoideae plant as raw materials, and has a stable emerald color, and has an average powder particle size of 800 to 10,000 meshes, and has a total amount of dietary fiber of less than=60%, a content of lignin of less than=20% and a content of minerals of less than=7%, and com...