U.S. federal trademark · Serial No. 87935258 · Reg. No. 5743536
Manhole lining installation machines for low-velocity spray and/or spin-cast application of cementitious and geopolymer mortar manhole lining materials featuring a water tank, diesel engine / hydraulic power plant, air compressor, fuel cell, hydraulically powered water transfer pump, water metering system, mixer with vertical shaft mixing blade, three-stage progressive cavity, material pump and holding hopper, material platform, and wet mortar spray nozzle
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.