ALEXANDRIA, Va., May 26 -- United States Patent no. 12,637,490, issued on May 26, was assigned to Consiglio Nazionale delle Ricerche (Rome).

"Method for the extraction of phycobiliproteins at high purity degree from cyanobacterial and/or algal biomasses" was invented by Rosaria Lauceri (Rome), Graziella Chini Zittelli (Rome) and Giuseppe Torzillo (Rome).

According to the abstract* released by the U.S. Patent & Trademark Office: "The object of the invention is a method for extracting, with high yield, phycobiliproteins from cyanobacterial and/or algal biomass, obtaining extracts in water or aqueous solutions characterised by high pigment concentration and a purity degree equal to or greater than the food/cosmetic grade (Pless than=2). The ...