US Patent Issued to NITERRA, NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY on June 10 for "Porous zirconia particles, and aggregate for immobilizing protein" (Japanese Inventors)

ALEXANDRIA, Va., June 18 -- United States Patent no. 12,325,642, issued on June 10, was assigned to NITERRA Co. LTD. (Nagoya, Japan) and NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY (Tokyo).

"Porous zirconia particles, and aggregate for immobilizing protein" was invented by Katsuya Kato (Nagoya, Japan), Fukue Nagata (Nagoya, Japan), Shinjiro Kasahara (Nagoya, Japan), Jun Otsuka (Nagoya, Japan) and Yuki Hirobe (Nagoya, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Porous zirconia particles exhibit high specificity to a protein to be immobilized thereto and are used in immobilization of the protein. The porous zirconia particles have a pore diameter D50, at which a ratio of a cumulat...