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Class Information
Number: 379/140
Name: Telephonic communications > With usage measurement (e.g., call or traffic register) > Call traffic recording or monitoring > At subscriber
Description: Subject matter wherein the determination is made at the location of a telephone terminal set.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7545920 |
Call reporting |
Jun. 9, 2009 |
| 7441034 |
Communication device implementing a retransmitting function, program and medium |
Oct. 21, 2008 |
| 7248862 |
Method and apparatus for retrieving calling party information in a mobile communications system |
Jul. 24, 2007 |
| 6625269 |
Method of monitoring digital line signal in private exchange system |
Sep. 23, 2003 |
| 6373934 |
Method and apparatus for providing call detail records at subscriber premises |
Apr. 16, 2002 |
| 6240169 |
Communications protocol for least cost call routing system |
May. 29, 2001 |
| 6240164 |
Method and apparatus for providing call detail records at subscriber premises |
May. 29, 2001 |
| 6222911 |
Programmable access carrier selection terminal |
Apr. 24, 2001 |
| 6192115 |
Obtaining information about a called telecommunications party |
Feb. 20, 2001 |
| 6101216 |
Splitterless digital subscriber line communication system |
Aug. 8, 2000 |
| 6084954 |
System and method for correlating incoming and outgoing telephone calls using predictive logic |
Jul. 4, 2000 |
| 6084943 |
Diagnostic device for a telephone system |
Jul. 4, 2000 |
| 6075849 |
Method of monitoring a data transmission |
Jun. 13, 2000 |
| 6064725 |
Communication terminal device, call-history memory method and call-history display method |
May. 16, 2000 |
| 6049605 |
Telephone line access arrangement |
Apr. 11, 2000 |
| 6005927 |
Telephone directory apparatus and method |
Dec. 21, 1999 |
| 5920614 |
City, time and toll-charge display when calling telephone numbers |
Jul. 6, 1999 |
| 5912955 |
Method and apparatus for management of remotely-deployed stations |
Jun. 15, 1999 |
| 5903632 |
Automated telephone directory |
May. 11, 1999 |
| 5903625 |
Automatic polling of direct access test unit to obtain usage data |
May. 11, 1999 |
| 5881139 |
Apparatus and method for optimizing the use of long distance telephone services |
Mar. 9, 1999 |
| 5878122 |
Long distance service bureau |
Mar. 2, 1999 |
| 5828738 |
Mobile telephone-vehicle meter device interface |
Oct. 27, 1998 |
| 5828739 |
Portable communication device for displaying a calling party to be called when actuated |
Oct. 27, 1998 |
| 5825858 |
Collaborative conference bridges |
Oct. 20, 1998 |
| 5822415 |
Method for counting pay per use feature activations in CPE |
Oct. 13, 1998 |
| 5809122 |
Apparatus for displaying call charges in telephone and method thereof |
Sep. 15, 1998 |
| 5805683 |
System and method for routing ground-to-air telephone calls |
Sep. 8, 1998 |
| 5799071 |
Telecommunications cost-minimizing system |
Aug. 25, 1998 |
| 5793854 |
System for selection and monitoring telephone rates |
Aug. 11, 1998 |
| 5748718 |
Telephone monitoring system to reduce consumer payments of telephone bill |
May. 5, 1998 |
| 5694451 |
Method and an arrangement for performance monitoring in a telecommunications network |
Dec. 2, 1997 |
| 5694462 |
Call forwarding status monitor |
Dec. 2, 1997 |
| 5684868 |
Communication line monitoring system |
Nov. 4, 1997 |
| 5673256 |
Apparatus and method for sending data messages at an optimum time |
Sep. 30, 1997 |
| 5668955 |
Controller for accessing services from multiple providers of services |
Sep. 16, 1997 |
| 5615252 |
System and apparatus for recording and displaying received information at a remote location |
Mar. 25, 1997 |
| 5606603 |
System and apparatus for recording and displaying received information at a remote location using premises recording unit |
Feb. 25, 1997 |
| 5602907 |
Method and system for accounting communication charges |
Feb. 11, 1997 |
| 5568541 |
System and method for adding a surcharge to the cost/call for telephone solicitations |
Oct. 22, 1996 |
| 5563938 |
Subscriber telephone diverter switch |
Oct. 8, 1996 |
| 5535265 |
Method and circuitry for controlling voice mail, call logging and call blocking functions using a modem |
Jul. 9, 1996 |
| 5504808 |
Secured disposable debit card calling system and method |
Apr. 2, 1996 |
| 5398279 |
Telephone apparatus with calling line identification |
Mar. 14, 1995 |
| 5396548 |
Communication system utilizing information received during a silent interval between ringing signals |
Mar. 7, 1995 |
| 5394445 |
Telephone call screening and answering device |
Feb. 28, 1995 |
| 5341415 |
Method and apparatus for sharing of common in-house wiring to permit multiple telephone carriers to serve the same customer |
Aug. 23, 1994 |
| 5309434 |
Multi-media communication apparatus |
May. 3, 1994 |
| 5303301 |
Telephone apparatus with call-back indication |
Apr. 12, 1994 |
| 5291547 |
Call-disposition analyzer |
Mar. 1, 1994 |
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