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Browse by Category: Main > Communications
Class Information
Number: 379/219
Name: Telephonic communications > Plural exchange network or interconnection
Description: Subject matter including a system having more than one exchange (e.g, switching office), or a circuit connection therebetween.










Sub-classes under this class:

Class Number Class Name Patents
379/221.15 Connection call model (e.g., virtual network, displayed models) 70
379/226 Having a manual exchange 4
379/229 Interexchange signalling 648
379/225 Multi-pbx interconnection 169
379/221.14 Routing parameter (e.g., area code, address, service provider identifier) 277
379/224 Tandem switching center 79
379/222 Toll center 48
379/220.01 With interexchange network routing 744


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

Patent Number Title Of Patent Date Issued
8712031 Visual physician office systems and methods Apr. 29, 2014
8706501 Method and system for sharing speech processing resources over a communication network Apr. 22, 2014
8705720 System, method and apparatus for clientless two factor authentication in VoIP networks Apr. 22, 2014
8693666 Intelligent call platform for an intelligent distributed network Apr. 8, 2014
8693665 Method and apparatus for dynamically terminating calls over distinct access links Apr. 8, 2014
8688079 Systems and methods of voice call setup involving mobile devices Apr. 1, 2014
8670547 Direct route ISDN primary route interface Mar. 11, 2014
8670535 Associating a telephone call with a dialog based on a computer protocol such as SIP Mar. 11, 2014
8670556 Multi-participant communication system with audio manager responsive to mode change requests Mar. 11, 2014
8667105 Systems and methods facilitating relocatability of devices between networks Mar. 4, 2014
8654960 Dual network telephone device Feb. 18, 2014
8656169 Method, system and device for negotiating security capability when terminal moves Feb. 18, 2014
8649498 Network architecture for hosting voice services Feb. 11, 2014
8605713 Enhanced media gateway negotiation Dec. 10, 2013
8600024 Method and system for providing to a second party, computer-network related information about a first party Dec. 3, 2013
8594299 Intelligent formatting of VoIP telephone numbers Nov. 26, 2013
8588392 System for processing recorded messages Nov. 19, 2013
8582749 Method and apparatus for connecting packet telephony calls between secure and non-secure networks Nov. 12, 2013
8584207 Infrastructure-less bootstrapping: trustless bootstrapping to enable mobility for mobile devices Nov. 12, 2013
8559613 Method and system for performing communication transfer service for access gateway control function user Oct. 15, 2013
8547968 Methods, apparatus and computer program products for associating local telephone numbers with emergency phone calls in a packet switched telephone systems Oct. 1, 2013
8548150 Location relevant directory assistance Oct. 1, 2013
8548151 Method for migrating from an old communication switch to a new communication switch Oct. 1, 2013
8548152 System and method for handling toll free number telephone calls Oct. 1, 2013
8538003 Method and apparatus for integrating call center and existing telephony infrastructure Sep. 17, 2013
8526453 Linecard and method for telecommunication Sep. 3, 2013
8520828 Methods, systems, and computer program products for providing telecommunications services between a session initiation protocol (SIP) network and a signaling system 7 (SS7) network Aug. 27, 2013
8516078 System and method for file transfer in universal plug and play telephony service Aug. 20, 2013
8509222 Common routing Aug. 13, 2013
8488591 Method and system for video telephone communications set up, related equipment and computer program product Jul. 16, 2013
8477925 Call method, device, and communication system for private branch exchange user Jul. 2, 2013
8472984 Ambient telecommunication system, a method for operating such system, and a computer readable medium Jun. 25, 2013
8467516 Methods, systems, and computer program products for processing a nature of address indicator and/or calling party number to support telecommunication features Jun. 18, 2013
8447025 One number, intelligent call processing system May. 21, 2013
8447022 Method and system for providing to a second party, computer-network related information about a first party May. 21, 2013
8437462 Synchronization of multiple target system data May. 7, 2013
8432902 Re-entrant call router Apr. 30, 2013
8433052 System and method for requesting additional telephone numbering information for reporting Apr. 30, 2013
8428233 Internet protocol for IP private branch exchanges Apr. 23, 2013
8422653 Method and system for providing computer-network related information about a calling party Apr. 16, 2013
8391462 Communication platform for providing computer telephony integration services to remote subscribers, and associated method Mar. 5, 2013
8379633 Concentrator for speech telephones and method of communication over LAN using same Feb. 19, 2013
8358769 Personal desktop router Jan. 22, 2013
8355749 Dual mode terminal, base station, and content controller, and content transmission method thereof, and terminal cradle Jan. 15, 2013
8355396 Customized network congestion messaging for terminal adapters Jan. 15, 2013
8355494 System and method for handling toll free number telephone calls Jan. 15, 2013
8355495 Multi vendor NPAC administration peering Jan. 15, 2013
8351930 Method and apparatus for providing automatic international and local call dialing in a mobile communication terminal Jan. 8, 2013
RE43893 Method and communication system for identifying calling/called party Jan. 1, 2013
8340265 System for processing recorded messages Dec. 25, 2012

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