Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Telecommunications call preservation in the presence of control failure

Telecommunications call preservation in the presence of control failure

US Patent 5848128 · Granted Dec 8, 1998

Estimated economic value: $52,365,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

System and/or method for using mobile telephones as extensions2015
Fixed line extension for mobile telephones2015
Extending originating capabilities of a subscriber to devices in any telephony n2014
Linked number service2013
Method and apparatus for implementing feature assist on a telecommunication netw2005
Managing feature interaction among a plurality of independent feature servers in2005
Generalized arrangement for routing telecommunications calls2003
Call processing system utilizing subscriber services and preferences2003
Control of telecommunications networks1999
Automatic provisioning of trunking and routing parameters in a telecommunication1996
Communications network class-of-service routing1995
Alternate destination call redirection for telecommunications systems1993