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Class Information
Number: 434/102
Name: Education and demonstration > Visual art or craft, artistic adornment, or color training or demonstration > Color display > Produced by superposed color filters
Description: Subject matter including color filters which are disposed in layers to produce a color.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6824387 |
Mirror for checking dyed hair color |
Nov. 30, 2004 |
| 6562468 |
Method of eliminating and a laminate which eliminates aesthetically unacceptable hues visible through light-colored translucent overlays |
May. 13, 2003 |
| 6067504 |
Method for correctly identifying hair color |
May. 23, 2000 |
| 5538455 |
Multi-color baton |
Jul. 23, 1996 |
| 5538455 |
Multi-color baton |
Jul. 23, 1996 |
| 5275566 |
Color distinguishing card set |
Jan. 4, 1994 |
| 5180305 |
Process color separation guide for color transparencies |
Jan. 19, 1993 |
| 4761137 |
Color coordination cone |
Aug. 2, 1988 |
| 4681546 |
Personal color analysis method |
Jul. 21, 1987 |
| 4665394 |
Color selection apparatus |
May. 12, 1987 |
| 4634616 |
Stencil art overlays |
Jan. 6, 1987 |
| 4399353 |
Color computer wheel |
Aug. 16, 1983 |
| 4272106 |
Copy sheet |
Jun. 9, 1981 |
| 4241520 |
Color calculator |
Dec. 30, 1980 |
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