U.S. federal trademark · Serial No. 75684640 · Reg. No. 2588922
Cast concrete products, namely, sanitary sewer and storm sewer pipes, culverts, blocks, precast walls, erosion control mats
[ Non-metal manholes, plastic inverts for non-metal manholes, non-metal extension rings for manhole covers ]
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.