US PATENT SUBCLASS 149 / 32
.~.~ Binary compound of phosphorus (except with oxygen)

Current as of: June, 1999
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149 /   HD   EXPLOSIVE AND THERMIC COMPOSITIONS OR CHARGES

29  DF  CONTAINING FREE PHOSPHORUS OR BINARY COMPOUND OF PHOSPHORUS (EXCEPT WITH OXYGEN) {2}
31  DF  .~ With inorganic oxygen-halogen salt {1}
32.~.~ Binary compound of phosphorus (except with oxygen)

DEFINITION

Classification: 149/32

(under subclass 31) Compositions wherein at least a portion of the phosphorus is in the form of a binary compound, (excluding those with oxygen).

SEE OR SEARCH CLASS

516, Colloid Systems and Wetting Agents; Subcombinations Thereof; Processes of Making, Stabilizing, Breaking, or Inhibiting,

1+, for continuous gas or vapor phase colloid system (e.g., smoke, fog, aerosol, cloud, mist) or agents for such systems or making or stabilizing such systems or agents, when produced by reactions other than by combustion or

"Thermite-type", subclasses 98+ for colloid systems of continuous or semicontinuous solid phase with discontinuous liquid phase (gels, pastes, flocs, coagulates) or agents for such systems or making or stabilizing such systems or agents; in each instance, when generically claimed or when there is no hierarchically superior provision in the USPC for the specifically claimed art.