US PATENT SUBCLASS 424 / 94.64
.~.~.~ Serene proteinases (3.4.21) (e.g., trypsin, chymotrypsin, plasmin, thrombin, elastase, kallikrein, fibrinolysin, streptokinease, etc.)

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

94.1  DF  ENZYME OR COENZYME CONTAINING {5}
94.6  DF  .~ Hydrolases (3. ) (e.g., urease, lipase, asparaginase, muramidase, etc.) {2}
94.63  DF  .~.~ Acting on peptide bonds (3.4) (e.g., urokinease, etc.) {4}
94.64.~.~.~ Serene proteinases (3.4.21) (e.g., trypsin, chymotrypsin, plasmin, thrombin, elastase, kallikrein, fibrinolysin, streptokinease, etc.)

DEFINITION

Classification: 424/94.64

Serene proteinases (3.4.21) (e.g., trypsin, chymotrypsin, plasmin, thrombin, elastase, kallikrein, fibrinolysin, streptokinease, etc.):

(under subclass 94.63) Subject matter which contain enzymes with the Enzyme Commission classification of 3.4.21.

SEE OR SEARCH CLASS

435, Chemistry: Molecular Biology and Microbiology,

213, for trypsin and chymotrypsin, subclass 214 for thrombin, subclass 217 for plasmin and subclass 218 for elastase.