US PATENT SUBCLASS 508 / 430
.~.~.~ The chalcogen, X, is part of a -C(=X)- group


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}
421  DF  .~ Organic phosphorus compound, wherein the phosphorus is single bonded directly to chalcogen by nonionic bonding (e.g., phosphorus acids, esters, etc.) {7}
429  DF  .~.~ Chalcogen attached indirectly to the phosphorus by nonionic bonding {2}
430.~.~.~ The chalcogen, X, is part of a -C(=X)- group


DEFINITION

Classification: 508/430

The chalcogen, X, is part of a -C(=X)- group:

(under subclass 429) Compositions wherein the chalcogen, designated by X, is part of a -C(=X)- group.

(1) Note. An example of a component provided for herein is S=P(SCH2COOCH3[end subscrpt])3