ALEXANDRIA, Va., March 3 -- United States Patent no. 12,564,572, issued on March 3, was assigned to QLARIS BIO INC. (Dedham, Mass.) and MAYO FOUNDATION FOR MEDICAL EDUCATION AND RESEARCH (Rochester, Minn.).

"Topical ocular delivery of cromakalim" was invented by Thurein M. Htoo (Westwood, Mass.), Michael P. Fautsch (Rochester, Minn.), Gary Allred (Wake Forest, N.C.), Ralph Casale (Westford, Mass.) and Barbara M. Wirostko (Park City, Utah).

According to the abstract* released by the U.S. Patent & Trademark Office: "An aqueous clear topical ocular solution of levcromakalim, or a pharmaceutically acceptable salt thereof, is provided in an effective therapeutic amount to treat the anterior portion of the human eye without the use of a covalen...