US PATENT SUBCLASS 508 / 263
.~.~.~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to the piperidine ring

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}
243  DF  .~ Heterocyclic ring compound; a heterocyclic ring is one having as ring members only carbon and at least one hetero atom selected from nitrogen and chalcogen (i.e., oxygen, sulfur, selenium, or tellurium) {4}
244  DF  .~.~ The hetero ring contains six members including nitrogen and carbon (e.g., pyridine, picoline salts, etc.) {7}
262  DF  .~.~.~ Piperidines {1}
263.~.~.~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to the piperidine ring

DEFINITION

Classification: 508/263

Having -C(=X)-, wherein X is chalcogen, bonded directly to the piperidine ring:

(under subclass 262) Compositions wherein the hetero ring is bonded directly to -C(=X)-, wherein X is chalcogen (i.e., oxygen, sulfur, selenium, or tellurium).

(1) Note. An example of a component provided for herein is zinc -N-pentamethylene dithiocarbamate. [figure]