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3M, News Corp. Face Suit Over Ads Printed On Floors

Law360 (March 24, 2008, 12:00 AM EDT) -- Three companies that produce billboard-style advertisements that appear on the floors of thousands of stores across the country have been sued by a firm that claims the ads infringe one of its patents.

Cies Bisker LLC of Golden, Colo. filed the suit against 3M Company, News Corp. and Floorgraphics Inc. on March 19 in the U.S. District Court for the Eastern District of Texas.

The patent at issue is number 5,863,632, issued in 1999 to Darcy Bisker and entitled “decorative photographic tile and method using same.”...
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