ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,636, issued on Dec. 30, was assigned to Nexus Circular LLC (Atlanta).

"Systems and methods for making hydrocarbon compositions derived from pyrolysis of post-consumer and/or post-industrial plastics" was invented by Jeffrey W. Gold (Atlanta), Connor Cudney (Atlanta), Sarah Engelhardt (Atlanta) and Steven Adams (Atlanta).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are methods for pyrolysis of plastic feedstock comprising post-consumer and/or post-industrial plastics. In various implementations, the methods include directing the plastic feedstock into an internal volume of a reactor vessel, and pyrolyzing the plastic feedstock in th...