Liam John KEAST

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Bedford, CA

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Patents Grantslast 30 patents

Information Patent Grant
Authenticating voice calls from mobile devices
- Patent number 8,548,432
- Issue date Oct 1, 2013
- BlackBerry Limited
- Liam John Keast
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Authenticating voice calls from mobile devices
- Patent number 8,301,117
- Issue date Oct 30, 2012
- Research In Motion Limited
- Liam John Keast
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
External detection of optional telephone services on a telephone line
- Patent number 7,412,035
- Issue date Aug 12, 2008
- AOL LLC, a Delaware limited liability company
- William P. McMullin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
External detection of optional telephone services on an unknown tel...
- Patent number 7,158,615
- Issue date Jan 2, 2007
- America Online, Inc.
- William P. McMullin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-user call waiting
- Patent number 6,999,577
- Issue date Feb 14, 2006
- America Online, Inc.
- Myles Thomas Wang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
External detection of optional telephone services
- Patent number 6,950,498
- Issue date Sep 27, 2005
- America Online, Inc.
- William P. McMullin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
AUTHENTICATING VOICE CALLS FROM MOBILE DEVICES
- Publication number 20120321066
- Publication date Dec 20, 2012
- Research In Motion Limited
- Liam John KEAST
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AUTHENTICATING VOICE CALLS FROM MOBILE DEVICES
- Publication number 20110143714
- Publication date Jun 16, 2011
- Liam John Keast
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
EXTERNAL DETECTION OF OPTIONAL TELEPHONE SERVICES ON A TELEPHONE LINE
- Publication number 20070127628
- Publication date Jun 7, 2007
- America Online, Inc.
- William P. McMullin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MULTI-USER CALL WAITING
- Publication number 20050018833
- Publication date Jan 27, 2005
- Myles Thomas Wang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE