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System for processing a call with a TDM network and routing the call with an IP network |
Ellen B. Feinberg, Saul Daniel Fishman, Walter Paul Zahray |
2013-12-17 |
| 8018920 |
Technique for providing intelligent features for calls in a communications network independent of network architecture |
Chaker T. Al Hakim, William M. Hoffman, Leonard S. Kelter, Barbara Joanne Kittredge, James J. Mansell +2 more |
2011-09-13 |
| 7616623 |
Technique for providing intelligent features for calls in a communications network independent of network architecture |
Chaker T. Al Hakim, William M. Hoffman, Leonard S. Kelter, Barbara Joanne Kittredge, James J. Mansell +2 more |
2009-11-10 |
| 6999575 |
Method for providing a preferential routing and billing arrangement for a call placed between a calling party and a called party |
— |
2006-02-14 |
| 6954455 |
Technique for providing intelligent features for calls in a communications network independent of network architecture |
Chaker T. Al Hakim, William M. Hoffman, Leonard S. Kelter, Barbara Joanne Kittredge, James J. Mansell +2 more |
2005-10-11 |
| 6041117 |
Distributed network control and fabric application interface |
Frank J. Androski, Nancy Binowski, James Ehlinger, Jerry Robinson |
2000-03-21 |
| 4277649 |
Method and apparatus for screening telephone calls |
— |
1981-07-07 |