ALEXANDRIA, Va., June 6 -- United States Patent no. 12,281,136, issued on April 22, was assigned to Arcus Biosciences Inc. (Hayward, Calif.).

"Crystalline forms of a CD73 inhibitor and uses thereof" was invented by Andrew M. K. Pennell (San Francisco), Eric F Connor (San Jose, Calif.), Stephen Edmund Gottschling (Bolton, Canada), Jim Dimetrios Colomvakos (Scarborough, Canada) and Mohammed Asadullah Khan (Scarborough, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "Crystalline forms of the compound of Formula (I), which modulates the conversion of AMP to adenosine by 5'-nucleotidase, ecto, and compositions containing the compound and methods for preparing the crystalline forms, are described herein. The...