US PATENT SUBCLASS 424 / 420
.~.~.~.~ Waxes, fatty acids, etc. (e.g., liposome, etc.)

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}
405  DF  .~ Biocides; animal or insect repellents or attractants (e.g., disinfectants, pesticides, etc.) {4}
409  DF  .~.~ Solid as carrier or diluent {4}
417  DF  .~.~.~ Coated particulate form (e.g., liposome, etc.) {4}
420.~.~.~.~ Waxes, fatty acids, etc. (e.g., liposome, etc.)

DEFINITION

Classification: 424/420

Waxes, fatty acids, etc. (e.g., liposome, etc.):

(under subclass 417) Subject matter in which the coating or core of the particles is a wax, fatty acid or ester type wax.

(1) Note. Liposomes are provided for here.