US PATENT SUBCLASS 514 / 521
.~.~.~.~ C=O other than as ketone or aldehyde

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

1  DF  DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) {29}
506  DF  .~ Ester DOAI {10}
519  DF  .~.~ Cyano or isocyano bonded directly to carbon {2}
520  DF  .~.~.~ Benzene ring containing {3}
521.~.~.~.~ C=O other than as ketone or aldehyde {1}
522  DF  .~.~.~.~.~> The cyano is bonded directly to a benzene ring

DEFINITION

Classification: 514/521

C=O other than as ketone or aldehyde:

(under subclass 520) Subject matter in which the cyano or isocyano and benzene ring containing compound also contains a C=D (carbonyl) other than as a ketone or aldehyde.

(1) Note. This subclass contains, for examples: [figure] [caption], etc.