US PATENT SUBCLASS 514 / 777
.~ Carbohydrate or lignin, or derivative

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

772  DF  DESIGNATED ORGANIC NONACTIVE INGREDIENT CONTAINING OTHER THAN HYDROCARBON {9}
777.~ Carbohydrate or lignin, or derivative {4}
778  DF  .~.~> Starch or derivative
779  DF  .~.~> Algin or derivative
780  DF  .~.~> Locust bean gum
781  DF  .~.~> Cellulose or derivative

DEFINITION

Classification: 514/777

Carbohydrate or lignin, or derivative:

(under subclass 772) Subject matter wherein the nonbioactive organic compound is a carbohydrate or lignin or derivative thereof wherein the carbon skeleton of the carbohydrate is not destroyed except as noted below.

(1) Note. Alcohols and acids corresponding to carbohydrates are excluded from this subclass and compositions containing such compounds are in appropriate subclasses below.

(2) Note. Lignin is a noncarbohydrate, polymeric substance found in wood. It is isolated directly from wood or wood products or from the compositions derived from the treatment of wood, e.g., waste sulfite liquor or black liquor. The structure of the lignin monomer is not completely know.