ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,472,312, issued on Nov. 18, was assigned to APTAR FRANCE SAS (Le Neubourg, France).
"Device for dispensing a pulverulent product" was invented by Francois Le Maner (La Vallee Montaure, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A fluid dispensing device having an air expulsion system (200) with a pump (200) with an external body (210) containing a pump body (220; 270) with a pumping chamber (225) and a piston rod (230). The pump body has a proximal hollow body and a distal hollow body fixed to one another. The rod has a proximal rod part (231), a central rod part (232) and a distal rod part (233), the outside diameter of the central rod part ...