Information security – Prevention of unauthorized use of data including prevention... – Limitations on number or amount of copies
Reexamination Certificate
2002-09-20
2009-08-18
Vu, Kimyen (Department: 2435)
Information security
Prevention of unauthorized use of data including prevention...
Limitations on number or amount of copies
C726S026000, C380S201000
Reexamination Certificate
active
07578000
ABSTRACT:
A rendering device to render a contents data comprises a reader, an information acquisition unit and a controller. The reader reads the contents data. The information acquisition unit acquires a copy control information. The controller controls rendering of the contents data while updating the acquired copy control information.
REFERENCES:
patent: 6374036 (2002-04-01), Ryan et al.
patent: 6526510 (2003-02-01), Kori et al.
patent: 6571220 (2003-05-01), Ogino et al.
patent: 6668068 (2003-12-01), Hashimoto
patent: 6687802 (2004-02-01), Kori et al.
patent: 6813436 (2004-11-01), Hirai
patent: 6850619 (2005-02-01), Hirai
patent: 2001/0017828 (2001-08-01), Yamada
patent: 2003/0117920 (2003-06-01), Sako et al.
patent: 1189053 (1998-07-01), None
patent: 1292143 (2001-04-01), None
patent: 0 903 736 (1999-03-01), None
patent: 0 969 462 (2000-01-01), None
patent: 0 969 463 (2000-01-01), None
patent: 1 001 624 (2000-05-01), None
patent: 1 126 453 (2001-08-01), None
patent: 10-79174 (1998-03-01), None
patent: 11-136622 (1999-05-01), None
patent: 11-353796 (1999-12-01), None
patent: 2000-57686 (2000-02-01), None
patent: 2000-175188 (2000-06-01), None
patent: WO 02/37493 (2002-05-01), None
U.S. Appl. No. 10/424,845, filed Apr. 29, 2003, Kambayashi et al.
Kambayashi Toru
Muratani Hirofumi
Yamada Hisashi
Yamakage Tomoo
Kabushiki Kaisha Toshiba
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
Vu Kimyen
Zee Edward
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