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. 20, 2005
Filed:
Nov. 26, 2001
Applicant:
Nobuyuki Katada, Tokyo, JP;
Inventor:
Nobuyuki Katada, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04M001/00 ; H04M011/10 ; H04M003/00 ;
U.S. Cl.
CPC ...
Abstract
A portable telephone has a readable and writable internal memory unit, a readable, writable, and detachable external memory unit, a connecting unit for connecting the external memory unit to the main body of the portable telephone, and a control unit. The control unit can memorize information such as a mail in either one of the internal memory unit and the external memory unit, transfer information memorized in either one of the internal memory unit and the external memory unit to the other, and display an information memory territory for each piece of information, when the external memory unit is connected to the connecting unit.