AT&T Intellectual Property I, L.P. f/k/a AT&T Deleware Intellectual Property, Inc.
AT&T Intellectual Property I, L.P. f/k/a AT&T Deleware Intellectual Property, Inc. Patent applications | ||
Patent application number | Title | Published |
---|---|---|
20100091972 | Call Screening Method And Apparatus - A cellular telephone system is provided with a process and apparatus for screening an incoming call. The process is carried out by, and the apparatus comprises, a service provider ( | 04-15-2010 |