U.S. federal trademark · Serial No. 78048134 · Reg. No. 2814360
Manhole cover installation kit comprised of two plastic flanges that attach to the manhole cover frame and the manhole chimney and a plastic spacer that ensures that the manhole cover assumes the same grade as the road in which it is placed and prevents moisture or water leakage in to the manhole chimney
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.