US PATENT SUBCLASS 508 / 437
.~.~.~.~ With organic -C(=O)O- compound

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  DF  .~.~.~ Organic nitrogen compound salt of phosphorus acid, or organic nitrogen compound is present with phosphorus acid {1}
437.~.~.~.~ With organic -C(=O)O- compound

DEFINITION

Classification: 508/437

With organic -C(=O)O- compound:

(under subclass 436) Compositions which contain, in addition to the component of subclass 436, an organic -C(=O)O- compound.

(1) Note. An organic -C(=O)O- compound is one wherein the carbon of the -C(O)O- group is, or is attached directly or

indirectly by nonionic bonding to, the carbon of an organic compound.

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