ALEXANDRIA, Va., June 16 -- United States Patent no. 12,302,921, issued on May 20, was assigned to Mars Inc. (McLean, Va.).
"Edible ink formulations including calcium carbonate" was invented by Thomas M. Collins (Hackettstown, N.J.), David W. Stefany (Hackettstown, N.J.) and Kevin Stanton (Hackettstown, N.J.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Alcohol water-based, edible ink formulations comprising scalenohedral calcium carbonate particles are provided. The calcium carbonate particles can act as a white pigment to impart white color properties to the edible ink formulations which provide improved print quality and durability. The edible ink formulations can be printed onto a variety of surfaces, i...