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Class Information
Number: 379/220.01
Name: Telephonic communications > Plural exchange network or interconnection > With interexchange network routing
Description: Subject matter for selecting one of plural paths for a call switched between two or more exchanges.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7388949 |
System and method for audio caller identification service |
Jun. 17, 2008 |
| 7388953 |
Method and system for providing intelligent network control services in IP telephony |
Jun. 17, 2008 |
| 7372952 |
Telephony control system with intelligent call routing |
May. 13, 2008 |
| 7370094 |
Method and device for adjusting the maximum size of the information sequences transmitted in a telecommunication network |
May. 6, 2008 |
| 7356138 |
Method of operating a virtual private network |
Apr. 8, 2008 |
| 7349533 |
Telephony transitioning system |
Mar. 25, 2008 |
| 7345997 |
Packet call routing in a mobile communication network |
Mar. 18, 2008 |
| 7333472 |
Internet protocol telephony exchange system and call control method thereof |
Feb. 19, 2008 |
| 7319692 |
Subscriber mobility in telephony systems |
Jan. 15, 2008 |
| 7310418 |
Method of routing interLATA network traffic |
Dec. 18, 2007 |
| 7310419 |
Virtual work environment for remote users |
Dec. 18, 2007 |
| 7307997 |
Detection and mitigation of unwanted bulk calls (spam) in VoIP networks |
Dec. 11, 2007 |
| 7308267 |
Wireless direct routing service |
Dec. 11, 2007 |
| 7305081 |
Method for exchanging signaling messages in two phases |
Dec. 4, 2007 |
| 7302053 |
System and method for providing a communication session |
Nov. 27, 2007 |
| 7292687 |
Capability negotiation in a telecommunications network |
Nov. 6, 2007 |
| 7289621 |
Method and system for assignment of numbers as addresses for stations on a switched network |
Oct. 30, 2007 |
| 7286650 |
System and method for voice-mail and e-mail synchronization |
Oct. 23, 2007 |
| 7277534 |
Communications system and method |
Oct. 2, 2007 |
| 7274784 |
Methods, systems, and computer program products for routing calls based on the originating network |
Sep. 25, 2007 |
| 7266192 |
Retrieval of data related to a call center |
Sep. 4, 2007 |
| 7260207 |
Methods, systems, and computer program products for providing presence-qualified E.164 number mapping (ENUM) service in a communications network |
Aug. 21, 2007 |
| 7260206 |
Method to provide an operator selection service as well as a communications network and a call server therefore |
Aug. 21, 2007 |
| 7257089 |
System for networking attendant and messaging speech systems |
Aug. 14, 2007 |
| 7248565 |
Arrangement for managing multiple gateway trunk groups for voice over IP networks |
Jul. 24, 2007 |
| 7242759 |
System and method for enhanced origination services for toll free telephone calls |
Jul. 10, 2007 |
| 7231032 |
Negotiated routing in telephony systems |
Jun. 12, 2007 |
| 7224789 |
System and method for routing both toll-free and caller-paid telephone calls to call service centers |
May. 29, 2007 |
| 7218721 |
Virtual telephone extension |
May. 15, 2007 |
| 7206397 |
Method for allocating network resources |
Apr. 17, 2007 |
| 7206401 |
Remote PBX system and advanced communication terminals |
Apr. 17, 2007 |
| 7203301 |
System and method for call treatment |
Apr. 10, 2007 |
| 7197960 |
Method and system for generating a call processing control record |
Apr. 3, 2007 |
| 7200216 |
Call distribution |
Apr. 3, 2007 |
| 7190780 |
Method of operating a virtual private network |
Mar. 13, 2007 |
| 7190781 |
Message transfer part point code mapping method and node |
Mar. 13, 2007 |
| 7184782 |
Method and system for connecting subscribers participating in several telecommunication networks under one telephone number |
Feb. 27, 2007 |
| 7184534 |
Using a telephony application server for call control with a voice server |
Feb. 27, 2007 |
| 7184527 |
System and method for monitoring and handling telecommunication activity via a computer network |
Feb. 27, 2007 |
| 7174009 |
Elimination of inoperable service node during call set up |
Feb. 6, 2007 |
| 7174189 |
Method and system for providing mobility to enhanced call service features at remote locations |
Feb. 6, 2007 |
| 7167554 |
Routing optimizations for telecommunications network system and method |
Jan. 23, 2007 |
| 7165115 |
Method for controlling the disposition of an incoming call based on the loading status of a route and on a test of each link along the route |
Jan. 16, 2007 |
| 7149542 |
Method and network element for connecting a subscriber to a cellular telecommunication network |
Dec. 12, 2006 |
| 7146001 |
Dynamic essential line service |
Dec. 5, 2006 |
| 7145899 |
System and method for providing shared line appearances in a distributed call routing network |
Dec. 5, 2006 |
| 7142510 |
Communications network |
Nov. 28, 2006 |
| 7139377 |
Method of providing services to remote private terminals and an associated device |
Nov. 21, 2006 |
| 7133510 |
Managing access to resources and services utilizing call information |
Nov. 7, 2006 |
| 7130407 |
Method for processing call establishment requests |
Oct. 31, 2006 |
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