Alexander C. Lang

Person

Toronto, CA

People

Patents Grantslast 30 patents

Information Patent Grant
Toll-free call origination using an alphanumeric call initiator
- Patent number 7,636,430
- Issue date Dec 22, 2009
- Intregan (Holdings) Pte. Ltd.
- Alexander C Lang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for establishing long distance call connections u...
- Patent number 7,116,657
- Issue date Oct 3, 2006
- Internet Operator (Asia) Pte. Ltd.
- Alexander C. Lang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for establishing long distance call connections u...
- Patent number 6,879,678
- Issue date Apr 12, 2005
- Softalk, Inc.
- Alexander C. Lang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for establishing long distance voice communicatio...
- Patent number 6,804,225
- Issue date Oct 12, 2004
- Softalk Inc.
- Alexander C. Lang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for establishing long distance call connections u...
- Patent number 6,694,007
- Issue date Feb 17, 2004
- Softalk Inc.
- Alexander C. Lang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for establishing long distance voice communicatio...
- Patent number 6,188,683
- Issue date Feb 13, 2001
- Softalk, Inc.
- Alexander C. Lang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR PROVIDING EXTENDED CALL SETUP AND CONTROL...
- Publication number 20090093240
- Publication date Apr 9, 2009
- Alexander C. Lang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and method for establishing long distance call connections u...
- Publication number 20070110036
- Publication date May 17, 2007
- Alexander C. Lang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Toll-free call origination using an alphanumeric call initiator
- Publication number 20050084079
- Publication date Apr 21, 2005
- Alexander C Lang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for providing extended call setup and control...
- Publication number 20050078612
- Publication date Apr 14, 2005
- Alexander C. Lang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Short text messaging-based incoming call termination control
- Publication number 20040137923
- Publication date Jul 15, 2004
- Alexander C. Lang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and system for multi-provider competitive telecommunications...
- Publication number 20020146102
- Publication date Oct 10, 2002
- Alexander C. Lang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and method for establishing long distance call connections u...
- Publication number 20020136390
- Publication date Sep 26, 2002
- Softalk Inc.
- Alexander C. Lang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Alexander C. Lang

Person

Patents Grantslast 30 patents

Toll-free call origination using an alphanumeric call initiator

System and method for establishing long distance call connections u...

System and method for establishing long distance call connections u...

System and method for establishing long distance voice communicatio...

System and method for establishing long distance call connections u...

System and method for establishing long distance voice communicatio...

Patents Applicationslast 30 patents

METHOD AND APPARATUS FOR PROVIDING EXTENDED CALL SETUP AND CONTROL...

System and method for establishing long distance call connections u...

Toll-free call origination using an alphanumeric call initiator

Method and apparatus for providing extended call setup and control...

Short text messaging-based incoming call termination control

Method and system for multi-provider competitive telecommunications...

System and method for establishing long distance call connections u...