US PATENT SUBCLASS 508 / 408
.~.~.~ With organic phosphorus compound (e.g., phosphate esters, etc.)

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}
388  DF  .~ Organic sulfur compound, wherein the sulfur is single bonded directly to oxygen (e.g., sulfites, etc.) {2}
390  DF  .~.~ The sulfur is part of an -O-S(=O)(=O)- group (i.e., sulfonates) {12}
408.~.~.~ With organic phosphorus compound (e.g., phosphate esters, etc.)

DEFINITION

Classification: 508/408

With organic phosphorus compound (e.g., phosphate esters, etc.):

(under subclass 390) Compositions which contain, in addition to the sulfonate group containing compound, an organic phosphorus compound.

(1) Note. An organic phosphorus compound is one wherein phosphorus is attached directly or indirectly by nonionic bonding to carbon of an organic compound.

(2) Note. See Notes to the Class Definition for the definition of an organic compound.