US PATENT SUBCLASS 508 / 556
.~.~ Nitrogen attached indirectly to the nitrogen by 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}
545  DF  .~ Organic nitrogen compound {8}
556.~.~ Nitrogen attached indirectly to the nitrogen by nonionic bonding {3}
557  DF  .~.~.~> Plural nitrogens bonded directly to a single benzene ring
558  DF  .~.~.~> Plural nitrogens bonded directly to a single acyclic hydrocarbon chain {1}
560  DF  .~.~.~> Oxygen or sulfur bonded directly to a benzene ring (e.g., aniline disulfide, etc.)


DEFINITION

Classification: 508/556

Nitrogen attached indirectly to the nitrogen by nonionic bonding:

(under subclass 545) Compositions wherein the nitrogen is attached indirectly to an additional nitrogen by nonionic bonding.

(1) Note. An example of a component provided for herein is [figure]