US PATENT SUBCLASS 508 / 378
.~.~.~ With organic chalcogen compound that does not contain phosphorus

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}
368  DF  .~ Heavy metal or aluminum in an organic phosphorus compound having four chalcogens bonded directly to the phosphorus {5}
371  DF  .~.~ The heavy metal is zinc {4}
378.~.~.~ With organic chalcogen compound that does not contain phosphorus

DEFINITION

Classification: 508/378

With organic chalcogen compound that does not contain phosphorus:

(under subclass 371) Compositions which contain, in addition to the zinc-organic phosphorus compound, an organic chalcogen (i.e., oxygen, sulfur, selenium, or tellurium) compound that does not contain phosphorus.

(1) Note. An organic chalcogen compound is one wherein chalcogen 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.