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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) 57
379/226 Having a manual exchange 3
379/229 Interexchange signalling 579
379/225 Multi-pbx interconnection 136
379/221.14 Routing parameter (e.g., area code, address, service provider identifier) 180
379/224 Tandem switching center 62
379/222 Toll center 37
379/220.01 With interexchange network routing 532


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

Patent Number Title Of Patent Date Issued
6128377 Method for routing a call Oct. 3, 2000
6125177 Telephone communications network with enhanced signaling and call routing Sep. 26, 2000
6122363 Multi-protocol interface apparatus at a service control point Sep. 19, 2000
6122358 Operator connection control method Sep. 19, 2000
6122356 Concurrent state machine space in a telecommunications network Sep. 19, 2000
6118864 System and method for providing communication on a wide area network Sep. 12, 2000
6115463 Migration of subscriber data between home location registers of a telecommunications system Sep. 5, 2000
6115460 Call redirection system Sep. 5, 2000
6115383 System and method of message distribution in a telecommunications network Sep. 5, 2000
6115462 Method and apparatus for efficient call routing Sep. 5, 2000
6111941 Telecommunication system with loop-free switching tables Aug. 29, 2000
6111944 Method for routing information in operations and maintenance network of telephone network Aug. 29, 2000
6108669 Method and apparatus for creating and modifying databases derived from a database warehouse for a telecommunication system Aug. 22, 2000
6104798 Order processing and reporting system for telecommunications carrier services Aug. 15, 2000
6102970 System and method for optimizing a program containing a number of the flows through flow branches Aug. 15, 2000
6104801 Escalatory reactive call routing Aug. 15, 2000
6097960 System and method for application location register routing in a telecommunication network Aug. 1, 2000
6097805 Method and system for distributing messages from a signal transfer point to a plurality of service control points Aug. 1, 2000
6097803 Pots number processing using a service control point Aug. 1, 2000
6088438 Method of and apparatus for networking a plurality of private branch exchange systems using ISDN lines Jul. 11, 2000
6081589 Method and apparatus for identifying and handling on-line access calls within a switch Jun. 27, 2000
6078656 Method for updating a local switch internal database in a system having different service providers within a common numbering plan area Jun. 20, 2000
6078654 Method of and system for efficient use of telecommunication networks Jun. 20, 2000
6075852 Telecommunications system and method for processing call-independent signalling transactions Jun. 13, 2000
6072867 Method and apparatus for providing calling party control Jun. 6, 2000
6069946 Telecommunications system for providing a calling party control service May. 30, 2000
6069949 Central office providing services for high usage customers May. 30, 2000
6069944 Service provision in a telecommunications network May. 30, 2000
6067305 Computer telephone integration exchange system May. 23, 2000
6064887 Telecommunications network with portability of mobile subscriber number May. 16, 2000
6061432 Voice mail system for obtaining routing information from signaling nodes May. 9, 2000
6055303 Telecommunications services Apr. 25, 2000
6047056 Method to suppress number portability database queries for calls routed on non-ported numbers Apr. 4, 2000
6047058 Communication system of at least two private branch exchanges having a team function Apr. 4, 2000
6047005 Virtual bearer channel platform for processing service requests received in the form of channel data Apr. 4, 2000
6044144 Network call parking manager Mar. 28, 2000
6041109 Telecommunications system having separate switch intelligence and switch fabric Mar. 21, 2000
6041117 Distributed network control and fabric application interface Mar. 21, 2000
6038227 Preselection of service provider and functionality Mar. 14, 2000
6038308 ISDN primary rate interswitch mail using non-call associated temporary signalling Mar. 14, 2000
6035029 System and method for subscriber line service control Mar. 7, 2000
6023504 Telephone services Feb. 8, 2000
6021191 Automatic routing technique Feb. 1, 2000
6018574 System and method for activation of an enhanced telecommunication service Jan. 25, 2000
6014437 Multi service platform architecture for telephone networks Jan. 11, 2000
6011844 Point-of-presence call center management system Jan. 4, 2000
6011845 Method and system for two-way call holding using an intelligent communication device Jan. 4, 2000
6009159 Apparatus, method and system for controlling the start of alerting of multiple leg telecommunication sessions Dec. 28, 1999
6006098 System and method for application location register routing in a telecommunications network Dec. 21, 1999
6005930 Apparatus, method and system for controlling secondary treatment by a distant switch for multiple leg telecommunication sessions Dec. 21, 1999

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