US PATENT SUBCLASS 508 / 338
.~.~.~ The organic phosphorus compound is a phosphorus acid, a salt thereof, or an indeterminate reaction product of hydrocarbon and phosphorus sulfide

Current as of: June, 1999
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508 /   HD   SOLID ANTI-FRICTION DEVICES, MATERIALS THEREFOR, LUBRICANT OR SEPARATE COMPOSITIONS FOR MOVING SOLID SURFACES, AND MISCELLANEOUS MINERAL OIL COMPOSITIONS

110  DF  LUBRICANTS OR SEPARANTS FOR MOVING SOLID SURFACES AND MISCELLANEOUS MINERAL OIL COMPOSITIONS (E.G., WATER CONTAINING, ETC.) {53}
322  DF  .~ Sulfurized compound of indeterminate structure, which is a reaction product of an organic compound with sulfur halide, elemental sulfur, or metal polysulfide {16}
337  DF  .~.~ With an organic phosphorus compound, which may or may not be reacted with the sulfurized compound {1}
338.~.~.~ The organic phosphorus compound is a phosphorus acid, a salt thereof, or an indeterminate reaction product of hydrocarbon and phosphorus sulfide

DEFINITION

Classification: 508/338

The organic phosphorus compound is a phosphorus acid, a salt thereof, or an indeterminate reaction product of hydrocarbon and phosphorus sulfide:

(under subclass 337) Compositions wherein the organic phosphorus compound is an indeterminate reaction product of hydrocarbon and phosphorus sulfide, or is a phosphorus acid, or a salt of a phosphorus acid.