U.S. federal trademark · Serial No. 79036402 · Reg. No. 3409422
water and wastewater treatment units; water and wastewater purifying units; units for the biological treatment of wastewater; units for the treatment by waste activated sludge; units for the treatment by waste activated sludge and by alternating decanting and aeration sequences; units for the clarification of wastewater which have been treated by a biological treatment
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.