US PATENT SUBCLASS 8 / 521-- .~ Oil, fat, wax, or gasoline dyeing

US PATENT SUBCLASS 8 / 521
.~ Oil, fat, wax, or gasoline dyeing

Current as of: June, 1999
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8 /	HD	BLEACHING AND DYEING; FLUID TREATMENT AND CHEMICAL MODIFICATION OF TEXTILES AND FIBERS

506	DF	NONTEXTILE, DYEING PROCESS OR PRODUCT, INCLUDING INORGANIC FIBER {12}
521		.~ Oil, fat, wax, or gasoline dyeing

DEFINITION

Classification: 8/521

Oil, fat, wax, or gasoline dyeing:

(under subclass 506) Subject matter for coloring oils, fats, wax, or gasoline.

SEE OR SEARCH CLASS

44, Fuel and Related Compositions,

642, for a composition which in the presence of burning solid fuel changes the color of the flame produced.

106, Compositions: Coating or Plastic, particularly

253+, 266, and 272 for plastic and coating compositions comprising a colored oil or wax.

208, Mineral Oils: Processes and Products, 12, for (a) processes of treating mineral oils in order to impart a color thereto (including imparting fluorescence thereto) which does not involve the addition of a pigment or dye thereto, and (b) products of such processes.