US PATENT SUBCLASS 44 / 600
WITH APPEARANCE MODIFYING ADDITIVE OR TREATMENT


Current as of: June, 1999
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44 /   HD   FUEL AND RELATED COMPOSITIONS

600WITH APPEARANCE MODIFYING ADDITIVE OR TREATMENT


DEFINITION

Classification: 44/600

WITH APPEARANCE MODIFYING ADDITIVE OR TREATMENT:

(under the class definition) Product or process in which the fuel is treated or material is added to a fuel to result in a changed vidual effect, e.g., dyeing or marking the fuel, polishing it, etc.

(1) Note. It is the appearance of the cold fuel, before or after burning, which is modified.

SEE OR SEARCH THIS CLASS, SUBCLASS:

642, for a colorant composition for burning flames.

SEE OR SEARCH CLASS

40, Card, Picture, or Sign Exhibiting, for fluid-carried indicia, per se.