US PATENT SUBCLASS 508 / 436
.~.~.~ Organic nitrogen compound salt of phosphorus acid, or organic nitrogen compound is present with phosphorus acid

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}
421  DF  .~ Organic phosphorus compound, wherein the phosphorus is single bonded directly to chalcogen by nonionic bonding (e.g., phosphorus acids, esters, etc.) {7}
433  DF  .~.~ Divalent chalcogen double bonded directly to the phosphorus {5}
436.~.~.~ Organic nitrogen compound salt of phosphorus acid, or organic nitrogen compound is present with phosphorus acid {1}
437  DF  .~.~.~.~> With organic -C(=O)O- compound

DEFINITION

Classification: 508/436

Organic nitrogen compound salt of phosphorus acid, or organic nitrogen compound is present with phosphorus acid:

(under subclass 433) Compositions which (1) contain, in addition to the organic phosphorus compound present as a phosphorus acid, an organic nitrogen compound or (2) wherein the organic phosphorus compound is in the form of an organic nitrogen compound salt of an organic phosphorus acid.

(1) Note. An organic nitrogen compound is one wherein nitrogen is attached directly or indirectly by nonionic bonding to carbon of an organic compound.

(2) Note. See Notes to the Class Definition for the definition of an organic compound.