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 About > IP and Licensing > Patents > Prepaid
Prepaid Patents TCS' growing patent portfolio allows meaningful partnerships with other industry-leading companies to be built through direct licensing, cross licensing and joint venture agreements. For more information on TCS’ intellectual property program and Prepaid Patents, contact Bob Held, senior director of intellectual asset management, at 410-280-1273. | Patent Number | Title | Issue Date | | | Least-Cost Hotlining | 8/24/04 | | | Prepaid Call Management In Intelligent Network | 10/04/05 | | | Prepaid Messaging
(CONT is 20-903) | 9/23/08 | | | Prepaid Short Messaging | 12/14/10 | | USP 8,060,429 | Prepaid Short Messaging | 11/21/11 |
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