US PATENT SUBCLASS 252 / 186.39
.~.~ Contains heterocyclic compound

Current as of: June, 1999
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252 /   HD   COMPOSITIONS

186.1  DF  OXIDATIVE BLEACHANT, OXIDANT CONTAINING, OR GENERATIVE {9}
186.38  DF  .~ Contains activator admixed with inorganic peroxide {2}
186.39.~.~ Contains heterocyclic compound {1}
186.4  DF  .~.~.~> Oxygen heterocycle

DEFINITION

Classification: 252/186.39

Contains heterocyclic compound:

(under subclass 186.38) Composition which contains a heterocylic compound, e.g., a composition comprised of hydrogen peroxide and 1-acetyl - 5, 6 - dihydrouracil, etc.