US PATENT SUBCLASS 361 / 226
.~ Particulate matter (e.g., liquids with suspended particles)

Current as of: June, 1999
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361 /   HD   ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES

225  DF  ELECTRIC CHARGING OF OBJECTS OR MATERIALS {2}
226.~ Particulate matter (e.g., liquids with suspended particles) {1}
227  DF  .~.~> For spray production {1}

DEFINITION

Classification: 361/226

Particulate matter (e.g., liquids with suspended particles):

(under subclass 225) Subject matter relating to imparting an electrical charge to minute separate particles of matter.

(1) Note. This subclass does not include gas charging, however, included in this subclass is a mixture or solution of powders which are suspended or entrained in a gas or liquid.