ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,697,286, issued on Aug. 4, was assigned to SHENZHEN YURUCHENG DENTAL MATERIALS Co. LTD. (Shenzhen, China).
"Zirconia-based antibacterial denture material and preparation method thereof" was invented by Zongyu Li (Shenzhen, China), Wei Liu (Shenzhen, China), Yu Zhang (Shenzhen, China) and Jianjun Liu (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are a zirconia-based antibacterial denture material and a preparation method thereof. The zirconia-based antibacterial denture material includes components with the following mass parts: 75 to 80 parts of zirconium oxide, 2 to 5 parts of nanosized silver oxide, 3 to 5 parts of nanosized...