Recordable optical disc
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 6, 2010
Grant Date -
Mar 15, 2007
app pub date -
Aug 28, 2006
filing date -
Sep 9, 2005
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A recordable optical disc (1, 1', 1'', 100) comprises at least one user data area (12) for storing user data, and at least one controlling data area (6, 8, 10, 11) for storing controlling data necessary for accessing stored user data and/or for recording user data into a user data area (12), wherein at least a part of the physical structure of the optical disc corresponding to at least a part of at least one controlling data area (6, 8, 10, 11) and/or to at least a part of at least one user data area (12) has a modified physical structure (118, 120, 122, 123) which is arranged such that a standard optical disc recorder cannot record user data into at least a part of at least one user data area and/or controlling data area (6, 8, 10, 11).
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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