Digital watermarks as a gateway and control mechanism
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 20, 2007
Grant Date -
Nov 29, 2001
app pub date -
Feb 15, 2001
filing date -
Feb 19, 2000
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An electronic e-mail system where messages contain information carried by digital watermarks. The digital watermarks are used to control the transmission and/or receipt of documents transmitted over system. The invention can be used to prevent the accidental dissemination of information to unauthorized receivers. Furthermore, while no security system is fool-proof, the present invention helps guards against the intentional, but unauthorized, dissemination of confidential information to unauthorized receivers.
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