US PATENT SUBCLASS 252 / 400.23
.~.~.~.~.~ Pentavalent P, but not fully oxygenated

Current as of: June, 1999
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252 /   HD   COMPOSITIONS

380  DF  PRESERVATIVE AGENTS {3}
397  DF  .~ Anti-oxidants or chemical change inhibitants {2}
399  DF  .~.~ Organic compound containing {8}
400.1  DF  .~.~.~ Component inorganic or organic comprising element other than C,H,O,N,S, and halogen {8}
400.2  DF  .~.~.~.~ Phosphorus containing {3}
400.23.~.~.~.~.~ Pentavalent P, but not fully oxygenated

DEFINITION

Classification: 252/400.23

Pentavalent P, but not fully oxygenated:

(under subclass 400.2) Compositions in which the Phosphorus containing compound includes pentavalent Phosphorus wherein an element other than Oxygen is directly bonded to the Phosphorus.