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:
Aug. 05, 2008

Filed:

Mar. 27, 2002
Applicants:

Muneki Shimada, Tokyo, JP;

Keiso Shimakawa, Kanagawa, JP;

Toyoshi Okada, Tokyo, JP;

Minoru Hashimoto, Tokyo, JP;

Inventors:

Muneki Shimada, Tokyo, JP;

Keiso Shimakawa, Kanagawa, JP;

Toyoshi Okada, Tokyo, JP;

Minoru Hashimoto, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 9/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A digital contents distribution system has a multi-layered structure including a server device (CS device) of one or a small number of managers which are each to be a manager main body, a plurality of server devices (DS devices) of middle managers, and client terminal devices (SC terminal devices) of a large number of users. Accesses from the respective users are processed in the server devices of respective ones of the middle managers. It is therefore possible to prevent an inconvenience in which the accesses from a large number of users concentrate on the CS device of the manager. As a result, it is possible to reduce the load imposed on the CS device, and to perform a smooth distribution service of digital contents.


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