Issued Patents All Time
Showing 25 most recent of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11553092 | Cloud migration utilities for telephony services | — | 2023-01-10 |
| 10581829 | Certificate-based call identification and routing | Suneth Mercian Wilathgamuwage Don, John Joseph Costello, Oliver W. Fagan, Sinead Kelly | 2020-03-03 |
| 9942390 | Internet protocol telephony with variable-length carrier systems | — | 2018-04-10 |
| 9923729 | System for delivering unified conferences in light of prohibition of toll bypass | — | 2018-03-20 |
| 9894109 | Lawful intercept in an internet protocol-based telephony system | — | 2018-02-13 |
| 9832087 | Enterprise integration with cloud-based multimedia system | Jonathan Rosenberg, Scott Henning | 2017-11-28 |
| 9531883 | Providing an announcement for a multiparty communication session | — | 2016-12-27 |
| 9450882 | Method and apparatus for supporting call admission control using graph assembly and fate-share identifiers | — | 2016-09-20 |
| 9363368 | Configurable call recording policy | Shipeng Li, George Gary | 2016-06-07 |
| 9167399 | Handoff of communication sessions between cellular and desktop telephones | Ramanathan Jagadeesan | 2015-10-20 |
| 9088600 | System and method for implementing a session initiation protocol feature | Daniel Linton, Craig P. Miller, Pandit Panburana, Stephen Levy | 2015-07-21 |
| 9065664 | Providing an announcement for a multiparty communication session | — | 2015-06-23 |
| 8867529 | System and method for providing a fate sharing identifier in a network environment | — | 2014-10-21 |
| 8694648 | System and method for implementing a session initiation protocol feature | Daniel Linton, Craig P. Miller, Pandit Panburana, Stephen Levy | 2014-04-08 |
| 8687785 | Authorization to place calls by remote users | Vinod Katkam, Mukul Jain, Sanjeev Kumar, Labhesh Patel, Randall B. Baird +1 more | 2014-04-01 |
| 8625771 | Local route groups and transformation patterns | Niels Brunsgaard | 2014-01-07 |
| 8447026 | Data driven configuration of call management applications | — | 2013-05-21 |
| 8442037 | System and method for device registration replication in a communication network | Clint D. Entrop | 2013-05-14 |
| 8428244 | Cross-call agent extension mobility with call admission control and emergency calling | Edward Chen, Chunfeng Huang | 2013-04-23 |
| 8358763 | Camping on a conference or telephony port | Labhesh Patel, Sanjeev Kumar, Mukul Jain, Joseph F. Khouri | 2013-01-22 |
| 8306210 | Local route groups and transformation patterns | Niels Brunsgaard | 2012-11-06 |
| 8180334 | System and method for leveraging a caller ID to provide a reverse signaling pathway in a network environment | Ramanathan Jagadeesan, Bich Nguyen, Andrew C. Chung | 2012-05-15 |
| 8116769 | Anchoring a communication session in a multiple mode system | Steven R. Donovan, Bich Nguyen, Mark Grayson, Ramanathan Jagadeesan, Andrew C. Chung | 2012-02-14 |
| 8085925 | Data driven configuration of call management applications | — | 2011-12-27 |
| 8036368 | Local route groups and transformation patterns | Niels Brunsgaard | 2011-10-11 |