Patent ID: 6159577
Filing Date: 2000-12-12
Classification: G09F,Y10S,Y10T

Abstract:
A magnetic modifiable sign system comprised of a plastic substrate with a top surface and a bottom surface, a layer of magnetic ink, a layer of ultraviolet curable white ink, a layer of ultraviolet curable colored ink, a first sheet comprised of flexible magnetic material which is removably and magnetically attached to said layer of magnetic ink through said layer of ultraviolet curable white ink, and a second sheet comprised of flexible magnetic material which is removably and magnetically attached to said layer of magnetic ink through said layer of ultraviolet curable white ink, wherein:(a) said plastic substrate has a top surface, a bottom surface, and a thickness of from about 0.01 to about 0.125 inches,(b) said layer of magnetic ink has a top surface and a bottom surface, said bottom surface of said layer of magnetic ink is contiguous with said top surface of said plastic layer, and said layer of magnetic ink has a thickness of less than about 0.005 inches,(c) said layer of ultraviolet curable white ink has a top surface and a bottom surface, said bottom surface of said layer of ultraviolet curable white ink is contiguous with said top surface of said layer of magnetic ink, and said layer of ultraviolet curable white ink has a thickness of less than about 0.004 inches,(d) said layer of ultraviolet curable colored ink has a top surface and a bottom surface, said bottom surface of said layer of ultraviolet curable colored ink is contiguous with said top surface of said layer of ultraviolet curable white ink, and said layer of ultraviolet curable colored ink has a thickness of less than about 0.004"", and(e) the distance between said top surface of said layer of magnetic ink and said top surface of said layer of ultraviolet curable colored ink is less than about 0.006 inches.