The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 15, 2009

Filed:

Feb. 15, 2005
Applicants:

Wael Ibrahim, Cypress, TX (US);

Steven B. Williamson, Houston, TX (US);

Inventors:

Wael Ibrahim, Cypress, TX (US);

Steven B. Williamson, Houston, TX (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 11/30 (2006.01);
U.S. Cl.
CPC ...
Abstract

A secure content receiver includes a processing unit operable to request a data file from a remote device, to provide a first encryption key to the remote device, and to receive the requested data file and a key object from the remote device. The received data file is encrypted using the first encryption key. The key object imposes restrictions on the decryption of the data file. The receiver further includes a first security module that is coupled to the processing unit and that is operable to decrypt the data file according to the restrictions imposed by the key object.


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