Packet-switched telephony

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10027511
APP PUB NO 20170272276A1
SERIAL NO

15596854

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Abstract

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A system and method for providing packet-switched telephony service. The system provides call control, signaling, and/or delivery of voice, video, and other media in substantially real time. One embodiment of the system includes a call client application on a user device, and a call server located at a packet-switched telephony service provider. The call server is preferably operable to communicate with the call client in a non-native protocol and with the gateway in a native protocol.

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Patent Owner(s)

Patent OwnerAddress
MICROSOFT TECHNOLOGY LICENSING LLCONE MICROSOFT WAY REDMOND WA 98052

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Mumma, Jeffrey S Chicago, US 6 153
Nix, John A Chicago, US 123 3169
Wiles, Brian C Flower Mound, US 15 278

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