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. 20, 2001
Filed:
Mar. 01, 1999
Applicant:
Inventor:
William Jackson Bushnell, St. Charles, IL (US);
Assignee:
Lucent Technologies, Inc., Murray Hill, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04M 7/00 ; H04M 1/56 ; H04M 3/22 ; H04M 3/523 ;
U.S. Cl.
CPC ...
H04M 7/00 ; H04M 1/56 ; H04M 3/22 ; H04M 3/523 ;
Abstract
A method for identifying a route of a call in a telecommunication system (,) comprises the steps of routing the call from a telephonic calling device (,) via a telephonic switch (,) to a telephonic terminating device (,) and disconnecting the telephonic call. After the telephonic call is disconnected, a call trace is established to identify a called line number of a terminating line in response to a call trace request from the telephonic calling device (,) after the telephonic call is disconnected.