US PATENT SUBCLASS 504 / 241
.~.~.~.~.~.~ Three or more ring hetero atoms in the polycyclo ring system

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}
189  DF  .~ Organic active compound containing {19}
209  DF  .~.~ Hetero ring containing {11}
235  DF  .~.~.~ Hetero ring is six-membered consisting of two nitrogens and four carbons (e.g., 1,4-diazines, etc.) {2}
239  DF  .~.~.~.~ 1,3-diazines (including hydrogenated) {2}
240  DF  .~.~.~.~.~ Polycyclo ring system having the diazine ring as one of the cyclos {1}
241.~.~.~.~.~.~ Three or more ring hetero atoms in the polycyclo ring system

DEFINITION

Classification: 504/241

Three or more ring hetero atoms in the polycyclo ring system:

(under subclass 240) Compositions wherein the polycyclo ring system includes at least one ring hetero atom in addition to the two ring nitrogens of the diazine ring.

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

[figure]