U.S. federal trademark · Serial No. 87940954 · Reg. No. 5852755
Biological contactor for treatment of sewage and drainage water; Sewage purification apparatus; Sewage purification installations; Sewage treatment plants; Waste water purification apparatus, installations and tanks; Bioreactor for use in the treatment of waste water
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.