US PATENT SUBCLASS 424 / 570
.~ Nervous system (e.g., brain, nerve, 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}
570.~ Nervous system (e.g., brain, nerve, etc.)

DEFINITION

Classification: 424/570

Nervous system (e.g., brain, nerve, etc.):

(under subclass 520) Subject matter in which the material is or is derived from part of the central or peripheral nervous systems; e.g., brain, nerve, etc.

(1) Note. Included in this subclass are extracts of the brain, spinal column, nerve tissue and myelin sheath.