ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,434,476, issued on Oct. 7, was assigned to Xerox Corp. (Norwalk, Conn.).

"System and method for printing ink images in accordance with sustainability goals" was invented by Seemit Praharaj (Webster, N.Y.), Douglas K. Herrmann (Webster, N.Y.), Jason M. LeFevre (Penfield, N.Y.), Jorge A. Alvarez (Webster, N.Y.) and Anthony S. Condello (Webster, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An inkjet printer includes a waste ink treatment system and a humidification chamber to separate waste ink produced by a printhead maintenance station into solid ink pigment particles and a solvent stream and use the solvent stream to maintain inkjets in the printh...