Colour specification
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
May 22, 2007
Grant Date -
Jan 15, 2004
app pub date -
Mar 30, 2001
filing date -
Apr 4, 2000
priority date (Note) -
In Force
status (Latency Note)
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Abstract
There is disclosed a method for preparing a color chart comprising the steps of defining a reference color, specifying a range of colors from said reference color, each color being spaced by integral multiples of a preselected color difference value from any other color, the range spanning the color space between the reference color and some other color.
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Cited Art Landscape
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