Approved web site file downloading

Details Approved web site file downloading Approved web site file downloading

2005-07-12

2005-07-12

Cheung, Mary (Department: 3621)

Data processing: financial, business practice, management, or co

Business processing using cryptography

Usage protection of distributed data files

C705S057000, C380S044000

Reexamination Certificate

active

06917923

ABSTRACT:
Disclosed are processes and apparatus that, when practiced according to the principles of the present invention, ensure that a digital storage device will only be able to download or play files that were obtained from sources deemed, either by the manufacturer of the device or by an overseeing organization, to be acceptable.

REFERENCES:
patent: 5774869 (1998-06-01), Toader
patent: 6144743 (2000-11-01), Yamada et al.
patent: 6195432 (2001-02-01), Takahashi et al.
patent: 6425010 (2002-07-01), Alles et al.
patent: 6434535 (2002-08-01), Kupka et al.
patent: 0717 338 (1996-06-01), None
The Philadelphia Inquirer New Technology Products Column, KRTBN Knight-Ridder Tribune Business News (Philadelphia Inquirer Pennsylvania), Nov. 2, 2000.

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