U.S. federal trademark · Serial No. 97037211
Educational services, namely, conducting classes, seminars, conferences and workshops in the fields of air, water and surface purification, environmental and disinfecting services and distribution of training materials in connection therewith; training in the use and operation of air or water purifiers, air or water purifying apparatus and machines and consultation relating thereto; training services in the fields of air purification and environmental disinfecting
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