US PATENT SUBCLASS 252 / 186.27
.~.~ Inorganic peroxide

Current as of: June, 1999
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252 /   HD   COMPOSITIONS

186.1  DF  OXIDATIVE BLEACHANT, OXIDANT CONTAINING, OR GENERATIVE {9}
186.25  DF  .~ Composition containing a stabilizer or a product in the form of a surface-modified, impregnated, encapsulated, or surface-coated article; or process of producing said composition {5}
186.27.~.~ Inorganic peroxide {3}
186.28  DF  .~.~.~> Contains hydrogen peroxide {1}
186.3  DF  .~.~.~> Contains perborate {1}
186.32  DF  .~.~.~> Contains Group IA metal peroxide

DEFINITION

Classification: 252/186.27

Inorganic peroxide:

(under subclass 186.25) Compositions which contains an inorganic peroxide, e.g., a stabilized composition containing sodium peroxide, magnesium acetate, and alkali metal silicate, etc.