US PATENT SUBCLASS 436 / 127
OXYGEN CONTAINING

Current as of: June, 1999
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436 /   HD   CHEMISTRY: ANALYTICAL AND IMMUNOLOGICAL TESTING

127OXYGEN CONTAINING {5}
128  DF  .~> Carbonyl, ether, aldehyde or ketone containing {2}
131  DF  .~> Hydroxyl containing {1}
133  DF  .~> Inorganic carbon compounds {1}
135  DF  .~> Ozone or peroxide
136  DF  .~> Molecular oxygen {2}

DEFINITION

Classification: 436/127

OXYGEN CONTAINING:

(under the class definition) Subject matter in which the compound or composition to be investigated is or contains oxygen.