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40
Trademark Class 40 – Treatment & Processing
Treatment of materials
Trademark Class 40 is part of the Nice Classification system used by the USPTO and trademark offices worldwide. Browse 34,164 trademarks filed in this category covering treatment & processing.
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Most Active Owners in Class 40
1
HALLIBURTON ENERGY SERVICES, INC.
363
2
WASTE MANAGEMENT, INC.
201
3
ISKO S.r.l.
193
4
BAKER HUGHES INCORPORATED
158
5
Taiwan Semiconductor Manufacturing Co., Ltd.
135
6
RESOURCE LABEL GROUP, LLC
132
7
ANADARKO PETROLEUM CORPORATION
120
8
HOYA CORPORATION
118
9
DBG GROUP INVESTMENTS, LLC
116
10
FPL GROUP, INC.
114
