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:
Dec. 30, 2014
Filed:
Jul. 09, 2012
James Jackson, Austin, TX (US);
Niral S. Sheth, Austin, TX (US);
Philip Cunetto, Austin, TX (US);
AT&T Intellectual Property I, L.P., Atlanta, GA (US);
Abstract
Methods and apparatus to perform call screening in a voice over Internet protocol (VoIP) network are disclosed. Disclosed example methods include receiving a call screening termination message at a feature server of an Internet protocol multimedia subsystem, initiating a communication session between a first user device operable with the Internet protocol multimedia subsystem and a second user device operable with the Internet protocol multimedia subsystem in response to the call screening termination message, the first and second user devices being involved in a call screening session, and releasing a signaling resource of a messaging server, the signaling resource having been used in the call screening session.