ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,702,993, issued on Aug. 11, was assigned to Silgan Dispensing Systems Milano S.R.L. (Milan).
"Manually operated pump" was invented by Andrea Marelli (Milan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A manually operated pump (1), comprising a cup-shaped body (2) inside which a piston (3)-coupled with a hollow stem (4) for the movement thereof within the cup-shaped body (2)-sealingly slides, the pump being equipped with a base (5) which seals the cup-shaped body (2) and which is endowed with a hole (11) for the stem (4), the said stem (4) and the base (5) being torsionally coupled, at least part of the cup-shaped body (2) and of the piston (3) delimit...