U.S. federal trademark · Serial No. 87784238 · Reg. No. TMA1022371
Electronic control systems for laboratory exhaust fans
Plastic packing for industrial and commercial processes involving mass transfer between liquid and gas flows
Fan outlet stacks; Energy saving exhaust stacks for general industrial purposes and for use in hospitals, chemical laboratories, pharmaceutical manufacturing, steel process mills, food process plants, acid plants and waste water treatment plants; Energy saving exhaust stacks for ventilating exhaust and intake systems in buildings; Laboratory exhaust fan control systems, laboratory exhaust fans and fan outlet stacks; Ventilating exhaust fans, namely, laboratory exhaust fans; Fiberglass-reinforced plastic centrifugal fans; Fiberglass-reinforced plastic inline centrifugal fans; Fiberglass-reinforced plastic axial fans; Perchloric acid exhaust systems; Scrubber fume hoods for general industrial purposes and for use in hospitals, chemical laboratories, pharmaceutical manufacturing, steel process mill, food process plants, acid plants and waste water treatment plants
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.