ALEXANDRIA, Va., July 14 -- United States Patent no. 12,680,114, issued on July 14, was assigned to The Regents of the University of California (Oakland, Calif.).

"Cyclopropane-containing compounds useful as fuel" was invented by Pablo Cruz-Morales (Berkeley, Calif.), Kevin Yin (Berkeley, Calif.), Robert Bertrand (Oakland, Calif.), Ethan Oksen (Berkeley, Calif.), Aidan Cowan (Berkeley, Calif.), Yuzhong Liu (Berkeley, Calif.), Eric Sundstrom (San Mateo, Calif.) and Jay D. Keasling (Berkeley, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides for a cyclopropane compound having the following chemical formula:wherein Alpha is -H or -COOR, wherein R is -H or an alkyl group, such ...