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:
Mar. 29, 1988
Filed:
Aug. 08, 1986
Applicant:
Inventors:
Shigeyuki Kawana, Tokyo, JP;
Harumi Nakano, Tokyo, JP;
Assignee:
Casio Computer Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K / ;
U.S. Cl.
CPC ...
235487 ; 235380 ;
Abstract
When identification data stored in a predetermined area of a data memory in an IC card and data supplied from a card terminal coincide, the data stored in the data memory is substantially erased.
Kawana, Shigeyuki. (1988). Ic card (U.S. Patent No. 4734569). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4734569
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile