US 6,982,108 B2
Color-matching article
Jeffrey R. Janssen, Woodbury, Minn. (US); and Michael J. Moszer, Forest Lake, Minn. (US)
Assigned to 3M Innovative Properties Company, St. Paul, Minn. (US)
Filed on Oct. 02, 2002, as Appl. No. 10/263,119.
Prior Publication US 2004/0067350 A1, Apr. 08, 2004
This patent is subject to a terminal disclaimer.
Int. Cl. B32B 33/00 (2006.01); B32B 7/12 (2006.01); B65D 73/00 (2006.01)
U.S. Cl. 428—42.1 24 Claims
OG exemplary drawing
 
1. A color-matching article comprising:
(a) a color-matching film comprising:
a transparent base film having a first major surface and a second major surface; and
a colored layer adhered to at least one major surface of the base film, the colored layer including a plurality of transparent colored regions; and
(b) an index that associates at least one of the colored regions with at least one mixing base color.