US PATENT SUBCLASS 106 / 31.53
.~.~.~.~.~ Protein or derivative containing

Current as of: June, 1999
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106 /   HD   COMPOSITIONS: COATING OR PLASTIC

*  DD  COATING OR PLASTIC COMPOSITIONS {40}
31.01  DF  .~ Marking {14}
31.13  DF  .~.~ Inks {6}
31.27  DF  .~.~.~ Organic dye containing {10}
31.43  DF  .~.~.~.~ Organic nitrogen compound containing {5}
31.53.~.~.~.~.~ Protein or derivative containing {3}
31.54  DF  .~.~.~.~.~.~> Gelatin, glue, or derivative containing
31.55  DF  .~.~.~.~.~.~> Casein or derivative containing
31.56  DF  .~.~.~.~.~.~> Seed or derivative thereof containing (e.g., nuts, beans, zein, grain, rice, corn, wheat, oats, gluten, soybean, etc.)

DEFINITION

Classification: 106/31.53

Protein or derivative containing:

(under subclass 31.43) Compositions containing a protein or derivative (e.g., alginic acid-plant protein, etc.).

SEE OR SEARCH THIS CLASS, SUBCLASS:

31.24, for invisible inks containing protein, carbohydrate, or wax.

31.82, for pigmented inks containing protein or derivative thereof

31.94, for marking compositions containing carbohydrate, protein, or derivatives thereof.