US PATENT SUBCLASS 424 / 538
.~ Derived from arthropod (e.g., insect, spider, crustacea, etc.)

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

520  DF  EXTRACT, BODY FLUID, OR CELLULAR MATERIAL OF UNDETERMINED CONSTITUTION DERIVED FROM ANIMAL IS ACTIVE INGREDIENT {21}
538.~ Derived from arthropod (e.g., insect, spider, crustacea, etc.) {2}
539  DF  .~.~> Bee
541  DF  .~.~> Cantharide

DEFINITION

Classification: 424/538

Derived from arthropod (e.g., insect, spider, crustacea, etc.):

(under subclass 520) Subject matter in which the material is or is derived from an arthropod.

(1) Note. An arthopod is an animal characterized by jointed chitinous exoskeleton and jointed legs. Included in this and the indented subclasses are extracts of the whole body or parts thereof of spiders; crustacea, such as lobsters, crabs, shrimps, and crayfish; and insects, such as fireflies, roaches, fleas, bugs, ants and beetles.