ALEXANDRIA, Va., June 17 -- United States Patent no. 12,311,321, issued on May 27, was assigned to Aquaporin A/S (Kongens Lyngby, Denmark) and Aquaporin Asia Pte Ltd (Singapore).

"Anti-fouling and semi-permeable membrane" was invented by Nur Amalyna Binte Azman (Singapore), Yang Zhao (Singapore), Ye Wee Siew (Singapore), Dongyu Liu (Bronshoj, Denmark), Brett Holmberg (Rungsted Kyst, Denmark), Guofei Sun (Singapore), Weng Hong Ho (Singapore) and Xuan Tung Nguyen (Singapore).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to an anti-fouling, semi-permeable membrane comprising a porous support layer, a thin film composite (TFC) layer formed on a surface of the support layer, and a cr...