ALEXANDRIA, Va., March 26 -- United States Patent no. 12,258,455, issued on March 25, was assigned to XEROX Corp. (Norwalk, Conn.).

"Viscous bio-derived solvents for structured organic film (SOF) compositions" was invented by Valerie M. Farrugia (Oakville, Canada) and Robert Claridge (Gilford, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of forming a pre-cure solution for a structured organic film (SOF) is described, including contacting at least one type of segment and at least one type of pre-linker with a bio-based solvent. The method also includes dissolving the at least one type of segment and the at least one type of pre-linker within the bio-based solvent. The method also includes wh...