US PATENT SUBCLASS 530 / 410
.~.~ Oxygen containing reactant


Current as of: June, 1999
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530 /   HD   CHEMISTRY: NATURAL RESINS OR DERIVATIVES; PEPTIDES OR PROTEINS; LIGNINS OR REACTION PRODUCTS THEREOF

350  DF  PROTEINS, I.E., MORE THAN 100 AMINO ACID RESIDUES {14}
402  DF  .~ Chemical modification or the reaction product thereof, e.g., covalent attachment or coupling, etc. {5}
410.~.~ Oxygen containing reactant {1}
411  DF  .~.~.~> Oxygen containing is saccharide


DEFINITION

Classification: 530/410

Oxygen containing reactant:

(under subclass 402) Subject matter in which the material reacting with the protein contains oxygen.