ALEXANDRIA, Va., June 10 -- United States Patent no. 12,290,825, issued on May 6, was assigned to SCHWAN-STABILO COSMETIC GMBH & Co. KG (Heroldsberg, Germany).
"Device for applying a viscous substance" was invented by Monika Schroft (Heroldsberg, Germany), Herbert Brendel (Nuremberg, Germany) and Rene Heinlein (Nuremberg, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a device for applying a viscous substance, in particular for the purposes of cosmetics, writing, painting, drawing, and/or marking, with a tank (40) for storing a liquid substance, a pump cage (42) arranged within the tank (40), an application apparatus (2), and a conveying device (3), which is configured such a...