US PATENT SUBCLASS 508 / 443
.~ Organic -C(=X)X- compound, wherein the X's are the same or diverse chalcogens, with at least one X being sulfur

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}
443.~ Organic -C(=X)X- compound, wherein the X's are the same or diverse chalcogens, with at least one X being sulfur {1}
444  DF  .~.~> The single bonded chalcogen is bonded directly to an additional carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon (i.e., thiocarboxy esters) {1}

DEFINITION

Classification: 508/443

Organic -C(=X)X- compound, wherein the X's are the same or diverse chalcogens, with at least one X being sulfur:

(under subclass 110) Compositions which contain a compound wherein the carbon of a -C(=X)X- group is, or is attached directly or indirectly by nonionic bonding to, the carbon of an organic compound, and wherein the X's may be the same or diverse chalcogens (i.e., oxygen, sulfur, selenium, or tellurium), with at least one X being sulfur.

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

(2) Note. Examples of components provided for herein are: C5H11[end

subscrpt]-C(O)S-SC(O)C5[end subscrpt]H11 ; and (C6[end subscrpt]H5CSS)2[end subscrpt]Ca