John E. Lumsden

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Toronto, CA

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Patents Grantslast 30 patents

Information Patent Grant
Application based queuing via an H.323/SIP interface
- Patent number 7,613,289
- Issue date Nov 3, 2009
- Nortel Networks Limited
- John E. Lumsden
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Distributed redirect server
- Patent number 7,031,445
- Issue date Apr 18, 2006
- Nortel Networks Limited
- John E. Lumsden
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Graphical message notification
- Patent number 6,888,927
- Issue date May 3, 2005
- Nortel Networks Limited
- Brian Cruickshank
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Application based queuing via an H.323/SIP interface
- Patent number 6,763,093
- Issue date Jul 13, 2004
- Nortel Networks Limited
- John E. Lumsden
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Distributed redirect server
- Patent number 6,643,357
- Issue date Nov 4, 2003
- Nortel Networks Limited
- John E. Lumsden
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Distribured redirect server
- Publication number 20050117717
- Publication date Jun 2, 2005
- John E. Lumsden
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Application based queuing via an H.323/SIP interface
- Publication number 20050018700
- Publication date Jan 27, 2005
- John E. Lumsden
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Distributed redirect server
- Publication number 20030026410
- Publication date Feb 6, 2003
- John E. Lumsden
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Application based queuing via an H.323/SIP interface
- Publication number 20020076012
- Publication date Jun 20, 2002
- John E. Lumsden
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Local switch attached telephony access node
- Publication number 20020075848
- Publication date Jun 20, 2002
- John E. Lumsden
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Fallback to message compose on synchronous call attempt
- Publication number 20020076027
- Publication date Jun 20, 2002
- NORTEL NETWORKS LIMITED
- Paul M. Bernnan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE