Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Peter G Odell0
Peter M Kazmaier0
C. Geoffrey Allen0
Christopher A Wagner0
Edward G Zwartz0
Gabriel Iftime0
Paul F Smith0
Date of Patent
May 4, 2010
0Patent Application Number
112766790
Date Filed
March 9, 2006
0Patent Citations Received
Patent Primary Examiner
Patent abstract
An ink set is made up of at least three differently colored phase change inks, for example cyan, magenta and yellow, wherein at least one of the colored phase change inks is a photochromic ink that contains a photochromic material. Upon exposure to activating radiation such as ultraviolet light, the at least one photochromic ink changes to a color different from the color of the photochromic ink prior to exposure to the activating radiation.
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