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:
Nov. 19, 2013
Filed:
Feb. 27, 2009
Applicant:
Akihisa Kurashima, Tokyo, JP;
Inventor:
Akihisa Kurashima, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04M 3/54 (2006.01); H04M 3/58 (2006.01);
U.S. Cl.
CPC ...
Abstract
A call relay server comprises a usage status management unit that, when a user starts using a system from a main terminal and the notification is received from the main terminal and if a sub terminal related to the main terminal is registered, confirms the user via the main terminal whether to delete the registration of the sub terminal and, if a deletion instruction is received, deletes the registration of the sub terminal.