Long-life digital certification for publishing long-life digital content or the like in content rights management system or the like
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 16, 2009
Grant Date -
Sep 14, 2006
app pub date -
Mar 10, 2005
filing date -
Mar 10, 2005
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A digital certificate is employed to produce a digital signature for a digital construct. In the digital certificate is set forth a certificate validity period defining for the digital certificate a time period during which the digital certificate is to be honored as valid for producing digital signatures, and a signature validity period defining for each digital signature produced based on the digital certificate a time period during which the digital signature is to be honored as valid.
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