| |
 |
|
Class Information
Number: 379/222
Name: Telephonic communications > Plural exchange network or interconnection > Toll center
Description: Subject matter including a switching center for switching toll calls from other exchanges.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7580516 |
System and method for major trading area (MTA) routing in a telecommunications network |
Aug. 25, 2009 |
| 7391855 |
System and method for implementation of a called party prepayment plan |
Jun. 24, 2008 |
| 7068772 |
Economical call processing system and method, such as for providing one-number telecommunication services |
Jun. 27, 2006 |
| 6963635 |
Method and system for facilitating collection of subscriber past due balance |
Nov. 8, 2005 |
| 6885858 |
System and method for operating a billing system, and billing system |
Apr. 26, 2005 |
| 6718025 |
System and method for toll notification when placing a call |
Apr. 6, 2004 |
| 6694007 |
System and method for establishing long distance call connections using electronic text messages |
Feb. 17, 2004 |
| 6681008 |
Automated toll-free telecommunications information service and apparatus |
Jan. 20, 2004 |
| 6570973 |
System and method for toll notification when placing a call |
May. 27, 2003 |
| 6535585 |
System and method for notification upon successful message delivery |
Mar. 18, 2003 |
| 6311291 |
Remote modem control and diagnostic system and method |
Oct. 30, 2001 |
| 6282271 |
Modem protection device |
Aug. 28, 2001 |
| 6157709 |
Method and apparatus for branding delivered calls |
Dec. 5, 2000 |
| 6137874 |
Method of using carrier information for enhanced call data processing by a telecommunications provider |
Oct. 24, 2000 |
| 6111946 |
Method and system for providing answer supervision in a switched telephone network |
Aug. 29, 2000 |
| 6078659 |
Apparatus and method for fast automated recovery from toll switch failure in a telephone network |
Jun. 20, 2000 |
| 5982869 |
System and method for automatically generating a routing plan for international telephony |
Nov. 9, 1999 |
| 5956396 |
Class-of-service automatic routing |
Sep. 21, 1999 |
| 5946379 |
Service and information management system for a telecommunications network |
Aug. 31, 1999 |
| 5940491 |
Control of telecommunications networks |
Aug. 17, 1999 |
| 5903638 |
Telecommunications system for international call routing using traffic allocation |
May. 11, 1999 |
| 5844981 |
Method and system of improved routing to WATS |
Dec. 1, 1998 |
| 5828734 |
Telephone interface call processing system with call selectivity |
Oct. 27, 1998 |
| 5815559 |
Method for selecting AMA records using directory numbers |
Sep. 29, 1998 |
| 5787150 |
Method and system for automated collect call messaging |
Jul. 28, 1998 |
| 5754633 |
Method for achieving third-number call billing |
May. 19, 1998 |
| 5729597 |
Service and information management system for a telecommunications network |
Mar. 17, 1998 |
| 5539817 |
Wide area centrex toll service with novel translation |
Jul. 23, 1996 |
| 5533111 |
System for originating and receiving telephone calls over a virtual piped connection, and specialized customer premise equipment for use in the system |
Jul. 2, 1996 |
| 5327489 |
Method and apparatus for monitoring a network for customer signaling during the term of a call |
Jul. 5, 1994 |
| 5272748 |
Enhanced speed calling |
Dec. 21, 1993 |
| 5233647 |
System for operating public modular telephones |
Aug. 3, 1993 |
| 5206899 |
Arrangement for outbound telecommunications |
Apr. 27, 1993 |
| 4924510 |
Telecommunications database accessing method |
May. 8, 1990 |
| 4756018 |
Multiple access communication system having loop-check circuitry for switching intraoffice connections |
Jul. 5, 1988 |
| 4162377 |
Data base auto bill calling using CCIS direct signaling |
Jul. 24, 1979 |
| 4115866 |
Data processing network for communications switching system |
Sep. 19, 1978 |
|
|
|
