ALEXANDRIA, Va., June 17 -- United States Patent no. 12,311,586, issued on May 27, was assigned to COLORMATRIX HOLDINGS INC. (Wilmington, Del.).
"Apparatus and method for dosing a fluid formulation into a polymeric material" was invented by Brian Jones (Merseyside, Great Britain), Harry Baker (Merseyside, Great Britain), David Whitehead (Merseyside, Great Britain) and Mark Dix-Baker (Merseyside, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "Apparatus 2 for dosing a liquid colour formulation into polymer includes a weighing platform 4 which is supported on a pair of load cells 6 which are, in turn, supported on a base 8. A reservoir 12 contains liquid colour formulation 14. A pump 16 is arrange...