US PATENT SUBCLASS 424 / 9.8
.~ Diagnostic or test agent produces visible change on skin

Current as of: June, 1999
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424 /   HD   DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS

9.1  DF  IN VIVO DIAGNOSIS OR IN VIVO TESTING {7}
9.8.~ Diagnostic or test agent produces visible change on skin {1}
9.81  DF  .~.~> Visible immune reaction (e.g., allergy testing, etc.)

DEFINITION

Classification: 424/9.8

Diagnostic or test agent produces visible change on skin:

(under subclass 9.1) Subject matter wherein the diagnostic compound or composition is adapted to detect a condition through a visible change on the skin.