ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,625, issued on Dec. 30, was assigned to Polyceed Inc. (Tucson, Ariz.).
"Electrochromic devices using non-halogenated anions" was invented by Anoop Agrawal (Tucson, Ariz.), John Cronin (Tucson, Ariz.), Lori Adams (Oro Valley, Ariz.) and Sahila Perananthan (Tucson, Ariz.).
According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure provides compositions of electrochromic dyes, functionalized electrochromic dyes and dye macromers which may be incorporated into electrochromic devices with tailored optical properties. The disclosure provides electrochromic devices and electrochromic materials which do not use halogenated anions. This disclosure also pro...