US PATENT SUBCLASS 424 / 500
.~.~ Contains natural gums and resins

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

400  DF  PREPARATIONS CHARACTERIZED BY SPECIAL PHYSICAL FORM {12}
489  DF  .~ Particulate form (e.g., powders, granules, beads, microcapsules, and pellets) {5}
500.~.~ Contains natural gums and resins

DEFINITION

Classification: 424/500

Contains natural gums and resins:

(under subclass 489) Subject matter in which the particles are impregnated with a natural gum or resin.

SEE OR SEARCH THIS CLASS, SUBCLASS:

440, for a chewing gum containing a natural gum.

459, for a sustained or differential release capsule containing discrete particles coated with a natural gum or resin.

481, for a tablet coated with a natural gum or resin.

496, for a natural gum or resin coated particle.