Assignee
ROBBINS DAVID C
US·12 granted patents·89 citations·filing 2006–2011
Top patents by PatentIndex Score
12 records- 0195US8885639B1Method and system for providing talking call waiting in a SIP-based networkROBBINS DAVID C·Filed 2006·Granted Nov 11, 2014·26 cites·18 claims
- 0293US8116302B1Method and system for providing call screening in a packet-switched networkROBBINS DAVID C·Filed 2006·Granted Feb 14, 2012·17 cites·17 claims
- 0392US8908835B1Method and system for providing forced hold behavior in a SIP-based networkROBBINS DAVID C·Filed 2006·Granted Dec 9, 2014·13 cites·20 claims
- 0486US8130639B1Method and system for providing distinctive announcements in a SIP-based networkROBBINS DAVID C·Filed 2006·Granted Mar 6, 2012·7 cites·21 claims
- 0585US8144693B1Method and system for providing telemetry, verification and/or other access in a SIP-based networkROBBINS DAVID C·Filed 2006·Granted Mar 27, 2012·6 cites·21 claims
- 0683US8462772B1Method and system for providing party line emulation in a SIP-based networkROBBINS DAVID C·Filed 2006·Granted Jun 11, 2013·5 cites·21 claims
- 0783US8165280B1Method and system for providing busy override service in a SIP-based networkROBBINS DAVID C·Filed 2006·Granted Apr 24, 2012·5 cites·14 claims
- 0882US9319530B2Method and system for providing telemetry, verification and/or other access in a SIP-based networkROBBINS DAVID C·Filed 2011·Granted Apr 19, 2016·3 cites·21 claims
- 0980US9241074B1Method and system for providing variable dial pattern provisioning in a SIP-based networkROBBINS DAVID C·Filed 2006·Granted Jan 19, 2016·3 cites·20 claims
- 1077US8873548B1Method and system for providing call-forwarding status indications in a packet-switched networkROBBINS DAVID C·Filed 2006·Granted Oct 28, 2014·3 cites·14 claims
- 1168US8320532B1Method and system for providing voice dialing service in a SIP-based networkROBBINS DAVID C·Filed 2006·Granted Nov 27, 2012·1 cites·23 claims
- 1256US8447019B2Method and system for providing call screening in a packet-switched networkROBBINS DAVID C·Filed 2011·Granted May 21, 2013·0 cites·24 claims
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