Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › SIP telephone feature control

SIP telephone feature control

US Patent 7830823 · Granted Nov 9, 2010

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

System and method of providing a response with a different language for a data c2014
Method of conducting secure transactions over a telecommunications system and se2012
Dynamic key exchange for call forking scenarios2012
Telecommunications system and method of session initiation protocol (SIP) based 2011
SIP enabled device identification2010
Apparatus to override the redirect or reject feature at an SIP end point2009
Network group pickup2009
Intelligent terminal SIP enabled devices2008
Intelligent terminal SIP enabled devices2008
Communication system and keyset therefore capable of identifying selected user l2007
Priority based methods and apparatus for transmitting accurate emergency locatio2006
Apparatus for and method of flying two-line steerable kites2005