Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8611360 | 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 |