US PATENT SUBCLASS 530 / 406
.~.~.~ 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}
403  DF  .~.~ Protein is identified as an antigen, e.g., immunogenic carriers, etc. {3}
406.~.~.~ Oxygen containing reactant


DEFINITION

Classification: 530/406

Oxygen containing reactant:

(under subclass 403) Subject matter in which the material reacting with the protein contains oxygen.