US PATENT SUBCLASS 508 / 266
.~.~.~ Nitrogen attached to the hetero ring directly or indirectly by acyclic nonionic bonding


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}
266.~.~.~ Nitrogen attached to the hetero ring directly or indirectly by acyclic nonionic bonding


DEFINITION

Classification: 508/266

Nitrogen attached to the hetero ring directly or indirectly by acyclic nonionic bonding:

(under subclass 244) Compositions wherein the hetero ring is attached to nitrogen directly or indirectly by acyclic nonionic bonding.

(1) Note. Examples of components provided for herein are [figure]