ALEXANDRIA, Va., Feb. 26 -- United States Patent no. 12,234,381, issued on Feb. 25, was assigned to BASF COATINGS GMBH (Muenster, Germany).

"Mixing system for producing aqueous coating agents with a low VOC" was invented by Alexandra Steffens (Munster, Germany), Bernhard Lettmann (Munster, Germany), Josef Rademacher (Munster, Germany) and Peter Hoffmann (Munster, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "Described herein is a mixer system for producing aqueous coating materials from at least one aqueous pigment paste A, including at least one color pigment, and at least one pigment-free component B, including an aqueous, acrylate-based microgel dispersion having a glass transition temperature Tg...