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:
Nov. 18, 2003

Filed:

Aug. 24, 2000
Applicant:
Inventors:

Dirk Wierzbitzki, Ratingen, DE;

Robert Wiedemann, Düsseldorf, DE;

Assignee:

Mannesmann AG, Düsseldorf, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04M 3/42 ;
U.S. Cl.
CPC ...
H04M 3/42 ;
Abstract

An apparatus and method for informing a first mobile wireless subscriber identity module which is signed on to a mobile wireless network about further mobile wireless subscriber identity modules that are likewise signed on to a mobile wireless network includes sending a mobile wireless short message to each of the further mobile wireless subscriber identity modules. Based on the delivery to a mobile wireless subscriber identity module of pertinent delivery information, the further mobile wireless subscriber identity modules that are likewise signed on in a mobile wireless network may be determined. A short message may then be sent to the first mobile wireless subscriber identity module including information about which of the further mobile wireless subscriber identity modules are currently signed on to a mobile wireless network.


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