Watermarking a carrier on which an image will be placed or projected
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 1, 2005
Grant Date -
Sep 12, 2002
app pub date -
Mar 9, 2001
filing date -
Mar 9, 2001
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A carrier is watermarked and then an image is printed or displayed on this carrier. A watermark can then be read from the image. If the image is printed on the carrier, the watermark can be read from the printed image or from any copy of the printed image. If the watermark is displayed on the carrier, and the displayed image is then copied, the copies will bear the watermark.
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Family
International Classification(s)
Cited Art Landscape
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