US PATENT SUBCLASS 514 / 641
.~.~.~ Aldimines or ketimines which contain a benzene ring (i.e., RC=N wherein R is C or H)

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}
579  DF  .~ Nitrogen containing other than solely as a nitrogen in an inorganic ion of an addition salt, a nitro or a nitroso DOAI {22}
638  DF  .~.~ Nitrogen double bonded directly to carbon {3}
641.~.~.~ Aldimines or ketimines which contain a benzene ring (i.e., RC=N wherein R is C or H)

DEFINITION

Classification: 514/641

Aldimines or ketimines which contain a benzene ring (i.e., R-C=N wherein Ri is C or H):

(under subclass 638) Subject matter which includes aldimines of Ketimines containing a benzene ring.

(1) Note. This subclass contains compounds having the group R-C=N wherein the R is either H or a substituent with C bonded directly to the C of said group.