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.
Patent No.:
Date of Patent:
Jun. 19, 2012
Filed:
Dec. 16, 2005
Applicant:
Anthony J. Wasilewski, Alpharetta, GA (US);
Inventor:
Anthony J. Wasilewski, Alpharetta, GA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A service provider provides conditional access to data that is decrypted by authorized set-top boxes (DHCTs). The encrypted programs include encrypted enhanced programs by adding a field to entitlement management messages and corresponding entitlement control messages.