US PATENT SUBCLASS 424 / 459
.~.~.~.~ Organic coatings


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}
451  DF  .~ Capsules (e.g., of gelatin, of chocolate, etc.) {6}
457  DF  .~.~ Sustained or differential release {1}
458  DF  .~.~.~ Containing discrete coated particles pellets, granules, or beads {1}
459.~.~.~.~ Organic coatings {3}
460  DF  .~.~.~.~.~> Containing proteins or derivatives thereof (e.g., gelatin, etc.)
461  DF  .~.~.~.~.~> Containing polysaccharide (e.g., cellulose sugars, etc.)
462  DF  .~.~.~.~.~> Containing solid synthetic polymers


DEFINITION

Classification: 424/459

Organic coatings:

(under subclass 458) Subject matter in which the particles contained in the capsule are coated with an organic chemical containing material.

(1) Note. This subclass would provide for coatings containing natural gums or resins.

SEE OR SEARCH THIS CLASS, SUBCLASS:

440, for a chewing gum containing a natural gum.

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

496, for a natural gum or resin coated particle.

500, for natural gum or resin impregnated particles.