ALEXANDRIA, Va., March 24 -- United States Patent no. 12,582,995, issued on March 24, was assigned to Mastek Ltd. (Cavan, Ireland).

"Macerator" was invented by Paul Denis Quinn (Cavan, Ireland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A slurry macerator (1) comprising a housing (2), a slurry chamber (3) in the housing (2) for receiving slurry from a slurry inlet (6) on the housing (2), a rotatable cutting plunger (4) in the slurry chamber (3) for macerating slurry, a plurality of slurry outlets (7) on the housing (2) for discharging macerated slurry from the slurry chamber (3) wherein the cutting plunger (4) comprises at least one cutting blade (35) having cutting teeth (9)."

The patent was filed on Se...