US PATENT SUBCLASS 504 / 130
.~.~.~ Hetero ring is six-membered including nitrogen

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}
118  DF  .~ Plural active ingredients {7}
129  DF  .~.~ Hetero ring containing active ingredient {3}
130.~.~.~ Hetero ring is six-membered including nitrogen {3}
131  DF  .~.~.~.~> The hetero ring also contains sulfur (e.g., benzothiadiazinones, etc.) {1}
133  DF  .~.~.~.~> The hetero ring consists of three nitrogens and three carbons {2}
136  DF  .~.~.~.~> The hetero ring consists of two nitrogens and four carbons {1}

DEFINITION

Classification: 504/130

Hetero ring is six-membered including nitrogen:

(under subclass 129) Compositions wherein the hetero ring is six-membered and has nitrogen as a ring member.