US PATENT SUBCLASS 106 / 31.15
.~.~.~.~ Fluorescent

Current as of: June, 1999
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106 /   HD   COMPOSITIONS: COATING OR PLASTIC

*  DD  COATING OR PLASTIC COMPOSITIONS {40}
31.01  DF  .~ Marking {14}
31.13  DF  .~.~ Inks {6}
31.14  DF  .~.~.~ Invisible {4}
31.15.~.~.~.~ Fluorescent

DEFINITION

Classification: 106/31.15

Fluorescent:

(under subclass 31.14) Compositions which radiate unpolarized light when illuminated.

SEE OR SEARCH CLASS

252, Compositions,

301.16-, 301.35, 301.36, 301.4 to 301.6, and 625 for compositions containing a fluorescent or phosphorescent material, becoming visible when subjected to subsequent excitation (e.g., ultraviolet light.)