ALEXANDRIA, Va., June 17 -- United States Patent no. 12,311,232, issued on May 27, was assigned to Playground Equipment Services LLC (Cincinnati).
"Play apparatus for developing balance and coordination" was invented by Eric L. Schmidt (Cincinnati).
According to the abstract* released by the U.S. Patent & Trademark Office: "A play structure for an indoor or outdoor playground is disclosed. The play structure comprises an inner molded unit made of poured-in-place (PIP) rubber subsurface. The PIP rubber subsurface is poured with a mixture of rubber buffing and urethane configured to deliver improved safety, playability, and reduced maintenance requirement. The play structure further comprises a synthetic outer layer adhered to an outer surf...