U.S. federal trademark · Serial No. 87120762
energy recovery devices, namely, pressure exchangers; energy recovery devices, namely, pressure exchangers for use in the field of energy production; energy recovery devices, namely, pressure exchangers for use in the field of oil and gas production and refining; energy recovery devices, namely, pressure exchangers for industrial applications; energy recovery devices, namely, pressure exchangers for use in amine treatments; energy recovery devices, namely, pressure exchangers for use in petrochemical applications
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.