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:
Jan. 26, 1999
Filed:
Sep. 13, 1996
Applicant:
Inventor:
Shigeru Tago, Yokohama, JP;
Assignee:
Hitachi Software Engineering Co., Ltd., Yokohama, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ; G06F / ; G06F / ;
U.S. Cl.
CPC ...
705 39 ; 705 26 ; 705 35 ; 705 41 ; 705 44 ; 380 23 ; 380 24 ; 380 25 ;
Abstract
A user who offered the purchase of a commodity or performed down-loading through a network is charged by a safe method. This charge is executed by sending a plurality of passwords, which can be used only once, to the commodity supplier from the user and by confirming all the passwords by both the supplier and the password maker.