US PATENT SUBCLASS 508 / 554
.~.~.~ Plural nitrogens bonded directly to a single acyclic hydrocarbon chain (e.g., amides of ethylene diamine, 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}
545  DF  .~ Organic nitrogen compound {8}
551  DF  .~.~ Having -C(=X)- bonded directly to the nitrogen, wherein X is oxygen or sulfur {4}
554.~.~.~ Plural nitrogens bonded directly to a single acyclic hydrocarbon chain (e.g., amides of ethylene diamine, etc.)

DEFINITION

Classification: 508/554

Plural nitrogens bonded directly to a single acyclic hydrocarbon chain (e.g., amides of ethylene diamine, etc.):

(under subclass 551) Compositions wherein a single acyclic hydrocarbon chain is bonded directly to more than one nitrogen.

(1) Note. An example of a component provided for herein is C7H15C(=O)NHCH2CH2NHCH2CH2[end

subscrpt]NHC(=O)C7H15[end subscrpt]