ALEXANDRIA, Va., June 19 -- United States Patent no. 12,329,338, issued on June 17, was assigned to Scrub Daddy Inc. (Pennsauken, N.J.).
"Scrubber" was invented by Aaron C. Krause (Voorhees, N.J.) and John O'Brien (Folcroft, Pa.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A scrubber and methods of forming a scrubber. The scrubber may include a foamed melamine resin, a first foamed polyurethane resin, a second foamed polyurethane resin, and a binder. The scrubber can be configured to exhibit the properties of both a scrubber and an eraser, and have a density ranging from 0.01 to 0.5 grams per cm3. A method of forming the scrubber may include the following steps: mixing foamed melamine resin particles, firs...