US PATENT SUBCLASS 508 / 539
.~.~ Carboxylate salt, with no free acid present

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}
459  DF  .~ Organic -C(=O)O- compound {19}
539.~.~ Carboxylate salt, with no free acid present

DEFINITION

Classification: 508/539

Carboxylate salt, with no free acid present:

(under subclass 459) Compositions which contain a salt a carboxylic acid, but do not contain a free carboxylic acid.

(1) Note. Examples of components provided for herein are alkaline earth metal carboxylates.