Position-identifying coded pages
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 18, 2006
Grant Date -
Dec 9, 2004
app pub date -
Jul 6, 2004
filing date -
May 25, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A position-identifying coded page uses invisible codes to record relative position information. The page includes a page surface and a plurality of tags printed on the page surface in an ink that is invisible to the human eye. Each particular tag includes coded data that identifies the page surface and a relative position of that particular tag on the page surface. Each particular tag also includes a plurality of fixed target structures and a plurality of variable data areas.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully