US PATENT SUBCLASS 508 / 216
.~ Protein, carbohydrate, lignin, plant matter of indeterminate structure, or their reaction product of indeterminate structure

Current as of: June, 1999
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508 /   HD   SOLID ANTI-FRICTION DEVICES, MATERIALS THEREFOR, LUBRICANT OR SEPARATE COMPOSITIONS FOR MOVING SOLID SURFACES, AND MISCELLANEOUS MINERAL OIL COMPOSITIONS

110  DF  LUBRICANTS OR SEPARANTS FOR MOVING SOLID SURFACES AND MISCELLANEOUS MINERAL OIL COMPOSITIONS (E.G., WATER CONTAINING, ETC.) {53}
216.~ Protein, carbohydrate, lignin, plant matter of indeterminate structure, or their reaction product of indeterminate structure {3}
217  DF  .~.~> Animal protein (e.g., fish scales, etc.) {1}
219  DF  .~.~> Cellulose ether or cellulose ester (e.g., cellulose nitrate, carboxymethylcellulose, etc.)
220  DF  .~.~> With carboxylic acid or salt thereof

DEFINITION

Classification: 508/216

Protein, carbohydrate, lignin, plant matter of indeterminate structure, or their reaction product of indeterminate structure:

(under subclass 110) Compositions which contain (1) carbohydrate, (2) protein, (3) lignin, (4) plant matter of

indeterminate structure, or (5) a product of indeterminate structure prepared by reacting any of (1), (2), (3) or (4).

(1) Note. Plant matter of indeterminate structure embraces both crude, unprocessed plant material and substances of indeterminate structure derived from processed or refined plant material.

SEE OR SEARCH CLASS

530, Chemistry: Natural Resins or Derivatives,

350, definition and notes for the definition of a protein; subclass 500 for the definition of a lignin.

536, Organic Compound, class definition for the definition of a carbohydrate.