US PATENT SUBCLASS 424 / 533
.~.~ Erythrocyte

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}
529  DF  .~ Blood {5}
533.~.~ Erythrocyte

DEFINITION

Classification: 424/533

Erythrocyte:

(under subclass 529) Subject matter in which the material is or is derived from red blood cells.

(1) Note. Included in this subclass are extracts of:Erythroblasts; Erythrocyte Membrane; Erythrocytes; Abnormal; Acanthocytes; Erythrocyte Inclusions; Heinz Bodies; Megaloblasts; Spherocytes; Reticulocytes