ALEXANDRIA, Va., May 12 -- United States Patent no. 12,624,217, issued on May 12, was assigned to ECKART GmbH (Hartenstein, Germany).
"Coated pigment and method of making" was invented by Phu Qui Nguyen (Leven Fife, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention provides a method for applying a new form of protective coating to substrates such as pigments, and also the coated substrates obtainable by this method. The coating are characterized by the fact that they impart good chemical resistivity to the substrate whilst also preserving its optical properties."
The patent was filed on Feb. 5, 2020, under Application No. 17/424,851.
*For further information, including images, char...