US PATENT SUBCLASS 424 / 9.454
.~.~.~ Three or more amide groups are attached directly to the same benzene ring by nonionic bonding


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

9.1  DF  IN VIVO DIAGNOSIS OR IN VIVO TESTING {7}
9.4  DF  .~ X-ray contrast imaging agent (e.g., computed tomography, angiography, etc.) {5}
9.45  DF  .~.~ Halogenated benzene ring containing {3}
9.454.~.~.~ Three or more amide groups are attached directly to the same benzene ring by nonionic bonding


DEFINITION

Classification: 424/9.454

Three or more amide groups are attached directly to the same benzene ring by nonionic bonding:

(under subclass 9.45) Subject matter wherein at least three amide groups are directly attached to the same benzene ring by nonionic bonding.

(1) Note. For the purposes of this subclass either the amino or the carbonyl moiety of the amide group may be the point of attachment to the benzene ring.

(2) Note. An example of a compound provided for herein is: [figure]