ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,753,509, issued on Oct. 6, was assigned to General Electric Co. (Schenectady, N.Y.).

"Chemical vapor deposition during additive manufacturing" was invented by Scott Alan Gold (Waynesville, Ohio).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure generally relates to methods and apparatuses for chemical vapor deposition (CVD) during additive manufacturing (AM) processes. Such methods and apparatuses can be used to embed chemical signatures into manufactured objects, and such embedded chemical signatures may find use in anti-counterfeiting operations and in manufacture of objects with multiple materials."

The patent was filed on Nov. 9, ...