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:
May. 15, 2007

Filed:

Feb. 10, 2003
Applicants:

Yoshiteru Takeshima, Yokohama, JP;

Masahiko Nakahara, Machida, JP;

Inventors:

Yoshiteru Takeshima, Yokohama, JP;

Masahiko Nakahara, Machida, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 15/16 (2006.01); G06F 15/173 (2006.01);
U.S. Cl.
CPC ...
Abstract

A network system having a client, a content server, application servers and a proxy server is described. The proxy server relays content and data between the client, the content server and the application servers upon a request for content from the client. The application servers process the requested content in accordance with pre-established signature and content verification requirements before the content is relayed to the client. The applications servers also provide signature and content verification management for the network.


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