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Systems and methods for providing multiple simultaneous calls from the same prepaid account |
Gregory L. Mumford, David A. Fitzgerald, Radhika Gunasekar, Anna Marie Appleby, John M. Leslein |
2013-09-24 |
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Lease model for avoiding permanent card locking |
Gregory L. Mumford, David A. Fitzgerald, Radhika Gunasekar, Anna Marie Appleby, John M. Leslein |
2012-05-08 |
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Prepaid services accounts with multi-user customers and individualized quotas |
Gregory L. Mumford, David A. Fitzgerald, Radhika Gunasekar, Anna Marie Appleby, John M. Leslein |
2011-11-22 |
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Systems and methods for providing multiple simultaneous calls from the same prepaid account |
Gregory L. Mumford, David A. Fitzgerald, Radhika Gunasekar, Anna Marie Appleby, John M. Leslein |
2011-06-07 |
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Method for charging on-line directory assistance services |
Shawn Wiederin, Richard G. Moore, Duraisamy Gunasekar, Gregory L. Mumford, Lonnie Scott Clabaugh +1 more |
2009-12-29 |
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On-line directory assistance system |
Shawn Wiederin, Richard G. Moore, Duraisamy Gunasekar, Gregory L. Mumford, Lonnie Scott Clabaugh +1 more |
2007-09-25 |
| 7127617 |
On-line directory assistance system |
Shawn Wiederin, Richard G. Moore, Duraisamy Gunasekar, Gregory L. Mumford, Lonnie Scott Clabaugh +1 more |
2006-10-24 |
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Stateless mechanism for data retrieval |
Shawn Wiederin, Richard G. Moore, Duraisamy Gunasekar, Gregory L. Mumford, Lonnie Scott Clabaugh +1 more |
2006-06-27 |