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:
May. 04, 2004
Filed:
Mar. 19, 2001
Mark Alan McCormick, Naperville, IL (US);
Lucent Technologies Inc., Murray Hill, NJ (US);
Abstract
An apparatus includes a home location register ( ) that stores records for mobile units in a home system ( ). A visited location register ( ) stores records for mobile units presently registered in a visited system ( ) in which the visited location register ( ) is located. The visited system ( ) identifies a last accessed technology by a mobile unit ( ) in the visited system ( ) and forwards the identification of the last accessed technology to the home location register ( ). The identification of the last accessed technology may be forwarded to the home location register ( ) in a registration notification. The home system ( ) may forward a routing request including the identification of the last accessed technology to the visited system ( ).