ELECTRONIC BOOK WITH RESTRICTED ACCESS FEATURES
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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N/A
Issued Date -
N/A
app pub date -
Dec 22, 2011
filing date -
Jun 25, 1999
priority date (Note) -
Abandoned
status (Latency Note)
Importance
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Abstract
A viewer for displaying electronic books and having various features for restricting access to their content. A user may assign ratings to stored electronic books, or use standard ratings, and assign access levels to potential users. The ratings and access levels determine which electronic books, or portions of the electronic books, a particular user may access on the viewer.
First Claim
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