US PATENT SUBCLASS 436 / 10
.~ Particle count or volume standard or control (e.g., platelet count standards, etc.)

Current as of: June, 1999
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436 /   HD   CHEMISTRY: ANALYTICAL AND IMMUNOLOGICAL TESTING

8  DF  COMPOSITION FOR STANDARDIZATION, CALIBRATION, SIMULATION, STABILIZATION, PREPARATION OR PRESERVATION; PROCESSES OF USE IN PREPARATION FOR CHEMICAL TESTING {11}
10.~ Particle count or volume standard or control (e.g., platelet count standards, etc.)

DEFINITION

Classification: 436/10

Particle count or volume standard or control (e.g., platelet count standards, etc.):

(under subclass 8) Compositions and methods in which a chemical composition is designed to simulate the number of particles in some fluid of interest or to have a desired volume related property.