ALEXANDRIA, Va., June 4 -- United States Patent no. 12,319,636, issued on June 3, was assigned to THE CHEMOURS COMPANY FC LLC (Wilmington, Del.).

"2-chloro-3,3,3-trifluoropropene (1233XF) compositions and methods for making and using the compositions" was invented by Xuehui Sun (Kennett Square, Pa.), Karl Robert Krause (Kennett Square, Pa.) and Andrew Jackson (Newark, Del.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A composition including 2-chloro-3,3,3-trifluoropropene (1233xf), one or more of 2,3-dichloro-1,1,1-trifluoropropane (243db), 1,2-dichloro-3,3,3-trifluoropropene (1223xd), 2,3-dichloro-3,3-difluoropropene (1232xf), 2,2,3-trichloro-1,1,1-trifluoro-propane (233ab), 2,3,3-trichloro-1,1,1-trifluor...