U.S. federal trademark · Serial No. 73153223 · Reg. No. 552
Meters and Seals to Determine Purity of Waste-Water
Pollution Control Equipment-Namely, Sludges and Waste-Water Treatment Plants
Pumps for Moving Waste Water and/or Sludge
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.