US PATENT SUBCLASS 702 / 23
.~.~ Quantitative determination (e.g., mass, concentration, density)

Current as of: June, 1999
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702 /   HD   DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING

1  DF  MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT {6}
22  DF  .~ Chemical analysis {6}
23.~.~ Quantitative determination (e.g., mass, concentration, density) {3}
24  DF  .~.~.~> Gaseous mixture (e.g., solid-gas, liquid-gas, gas-gas)
25  DF  .~.~.~> Liquid mixture (e.g., solid-liquid, liquid-liquid)
26  DF  .~.~.~> By particle count

DEFINITION

Classification: 702/23

Quantitative determination (e.g., mass, concentration, density):

(under subclass 22) Subject matter comprising means to determine an amount or proportion of a component in the sample.