US PATENT SUBCLASS 504 / 171
.~.~ Active ingredient contains -C(=X)X-, wherein the X's are the same or diverse chalcogens


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}
162  DF  .~ Abscission agent, defoliant, or desiccant {6}
171.~.~ Active ingredient contains -C(=X)X-, wherein the X's are the same or diverse chalcogens {1}
172  DF  .~.~.~> Nitrogen or additional chalcogen bonded directly to the carbon of the -C(=X)X- group (e.g., thiocarbamates, carbamates, xanthates, etc.)


DEFINITION

Classification: 504/171

Active ingredient contains -C(=X)X-, wherein the X's are the same or diverse chalcogens:

(under subclass 162) Compositions in which the active abscission, defoliant, or desiccant agent contains a -C(=X)X- group, wherein the X's are the same or diverse chalcogens (i.e., oxygen, sulfur, selenium, or tellurium).