US PATENT SUBCLASS 424 / 499
.~.~ Contains proteins or derivative or polysaccharides or derivative

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}
499.~.~ Contains proteins or derivative or polysaccharides or derivative

DEFINITION

Classification: 424/499

Contains proteins or derivative or polysaccharides or derivative:

(under subclass 489) Subject matter in which the particle is impregnated with a protein or derivative or a polysaccharide or derivative.

SEE OR SEARCH THIS CLASS, SUBCLASS:

418, for a protein or saccharide coated biocidal particle.

440, for candy, candy coated pharmaceuticals or chewing gum.

456, for a gelatin capsule.

460, for a sustained or differential release capsule containing discrete particles coated with a protein.

461+, for a sustained or differential release capsule containing discrete particles coated with a saccharide.

477+, for a protein coated tablet. 478, for a gelatin coated tablet.

479, for a saccharide coated tablet.

480, for a tablet coated with cellulose or a cellulose derivative.

491, for protein coated particles.

492, for gelatin coated particles.

493, for saccharide coated particles.

494, for a cellulose or cellulose derivative coated particle.