US PATENT SUBCLASS 424 / 413
.~.~.~.~.~ Cellulosic material or building material

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}
411  DF  .~.~.~ Impregnated or coated nominal articles (e.g., flea collars, etc.) {1}
412  DF  .~.~.~.~ Packaging, cordage building material or container {1}
413.~.~.~.~.~ Cellulosic material or building material

DEFINITION

Classification: 424/413

Cellulosic material or building material:

(under subclass 412) Subject, matter in which the material impregnated is cellulose or contains cellulose or is claimed or disclosed as a building material.

SEE OR SEARCH THIS CLASS, SUBCLASS:

461, for a sustained or differential release capsule containing discrete particles coated which cellulose or a cellulose derivative.

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

494, for a cellulose or cellulose derivative coated particle.

499, for cellulose or cellulose derivative impregnated particles.