U.S. federal trademark · Serial No. 75627449 · Reg. No. 2470200
mechanical mixing machines, namely, machines for blending dry or wet powder polymers with water to obtain a specific blend concentration, injecting the blend into a [ sludge ] *wasterwater sludge* stream, and mixing the blend and [ sludge ] *wastewater sludge* stream to cause the sludge stream to flocculate
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.