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:
Sep. 12, 2006
Filed:
Dec. 16, 2002
Applicant:
Robert W. Fransdonk, Vista, CA (US);
Inventor:
Robert W. Fransdonk, Vista, CA (US);
Assignee:
Irdeto Access B.V., Hoofddorp, NL;
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/00 (2006.01); G06F 17/60 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method and system to store and distribute encryption keys commences when a service provider receives a product key from a content provider. The service provider encrypts content controlled by the content provider with a secure device public key of a secure device of the service provider. The secure device of the service provider decrypts the product key with the secure device public key and encrypts the product key with a storage key associated with the secure device. The product key is then stored at the service provider.