ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,539,693, issued on Feb. 3, was assigned to 3D Systems Inc. (Rock Hill, S.C.).
"Inks for 3D printing" was invented by Patricia Wang (Lake Oswego, Ore.), Pingyong Xu (Valencia, Calif.), Jule W. Thomas Jr. (West Linn, Ore.) and Michael B. Meinhardt (Lake Oswego, Ore.).
According to the abstract* released by the U.S. Patent & Trademark Office: "In one aspect, inks for use with a three-dimensional printing system are described herein. In some embodiments, an ink described herein is a composite ink. Such a composite ink, in some cases, comprises an optically transparent or substantially transparent carrier ink comprising a curable material; and a colorant dispersed in the carrier ink in an ...