ALEXANDRIA, Va., July 30 -- United States Patent no. 12,371,584, issued on July 29, was assigned to The Pittsburgh Paints Co. (Pittsburgh).

"Coating system" was invented by Theodore Frank Novitsky (Butler, Pa.), John W. Burgman (Wexford, Pa.) and Peter Alan Lukus (Sarver, Pa.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A coating system includes as separate components: (a) a first tintable base composition including: a first resin, a first liquid carrier, and a first pigment package; and (b) a second tintable base composition including: a second resin, a second liquid carrier, and optionally a second pigment package. The pigment volume concentration and/or the sheen and/or the gloss of the first tintable b...