US PATENT SUBCLASS 508 / 411
.~.~.~.~ The organic nitrogen compound is a guanidine or a carboxylic acid amide

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


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}
388  DF  .~ Organic sulfur compound, wherein the sulfur is single bonded directly to oxygen (e.g., sulfites, etc.) {2}
390  DF  .~.~ The sulfur is part of an -O-S(=O)(=O)- group (i.e., sulfonates) {12}
410  DF  .~.~.~ Organic nitrogen compound salt of a sulfonic acid, or an organic nitrogen compound is present {2}
411.~.~.~.~ The organic nitrogen compound is a guanidine or a carboxylic acid amide

DEFINITION

Classification: 508/411

The organic nitrogen compound is a guanidine or a carboxylic acid amide:

(under subclass 410) Compositions wherein the organic nitrogen compound is a carboxylic acid amide or a guanidine.

(1) Note. A guanidine is NH2[end subscrpt]-C(=NH)NH2, wherein substitution may be made for hydrogen only.