009Electrical and scientific apparatus
U.S Class(es): 021, 023, 026, 036, 038
Class Status: Active
019Non-metallic building materials
U.S Class(es): 001, 012, 033, 050
Class Status: Active
036Insurance and financial
U.S Class(es): 100, 101, 102
Class Status: Active
037Construction and repair
U.S Class(es): 100, 103, 106
Class Status: Active
042Computer, scientific and legal
U.S Class(es): 100, 101
Class Status: Active