US PATENT SUBCLASS 504 / 159
.~.~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to the nitrogen (e.g., carboxamides, etc.)

Current as of: June, 1999
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504 /   HD   PLANT PROTECTING AND REGULATING COMPOSITIONS

116  DF  PLANT GROWTH REGULATING COMPOSITIONS (E.G., HERBICIDES, ETC.) {9}
150  DF  .~ Aquatic plant regulator (e.g., algicides, etc.) {7}
158  DF  .~.~ Active ingredient contains nitrogen, other than as nitro or nitroso, wherein the nitrogen is attached directly or indirectly to carbon by nonionic bonding {2}
159.~.~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to the nitrogen (e.g., carboxamides, etc.)

DEFINITION

Classification: 504/159

Having -C(=X)-, wherein X is chalcogen, bonded directly to the nitrogen (e.g., carboxamides, etc.):

(under subclass 158) Compositions which contain a -(C=X)- group, wherein X is chalcogen (i.e., oxygen, sulfur, selenium, or tellurium), bonded directly to the nitrogen.

(1) Note. An example of a compound provided for herein is:

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