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Class Information
Number: 379/131
Name: Telephonic communications > With usage measurement (e.g., call or traffic register) > Call charge metering or monitoring > At subscriber station > Time controlled
Description: Subject matter which modifies the call charge determination in accordance with time or elapsed duration.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7356135 |
Telephone usage control |
Apr. 8, 2008 |
| 7082191 |
Telephone usage control |
Jul. 25, 2006 |
| 6829596 |
Account/asset activation device and method |
Dec. 7, 2004 |
| 6535594 |
Printing caller ID |
Mar. 18, 2003 |
| 6442106 |
Curfew timer apparatus |
Aug. 27, 2002 |
| 6240164 |
Method and apparatus for providing call detail records at subscriber premises |
May. 29, 2001 |
| 6169790 |
Method of restricting the duration of telephone calls and telephone implementing such a method |
Jan. 2, 2001 |
| 5987108 |
Telephone billing with customer-defined budgeting |
Nov. 16, 1999 |
| 5978456 |
Charging unit price determination/information apparatus and communication system having charging unit price information function |
Nov. 2, 1999 |
| 5862203 |
Telecommunications call management system |
Jan. 19, 1999 |
| 5825859 |
Display control device allowing information transmission to both display and dialer |
Oct. 20, 1998 |
| 5748718 |
Telephone monitoring system to reduce consumer payments of telephone bill |
May. 5, 1998 |
| 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 |
| 5642410 |
Call processor for a computer telephone integration system |
Jun. 24, 1997 |
| 5615252 |
System and apparatus for recording and displaying received information at a remote location |
Mar. 25, 1997 |
| 5606593 |
Apparatus and method for automatically returning a telephone set to an on-hook condition |
Feb. 25, 1997 |
| 5590180 |
Communication method of supplying information in intelligent network and apparatus therefor |
Dec. 31, 1996 |
| 5559872 |
Telephone time recording system |
Sep. 24, 1996 |
| 5555297 |
Automatic call distributor reporting system and method therefor |
Sep. 10, 1996 |
| 5553131 |
Providing the most cost-effective long-distance telephone service based on milage band rates |
Sep. 3, 1996 |
| 5519769 |
Method and system for updating a call rating database |
May. 21, 1996 |
| 5469501 |
Communication exchange apparatus with switching of communication terminal information |
Nov. 21, 1995 |
| 5440621 |
Apparatus for prepayment of telecommunication connections in a telecommunication switching network without utilization of rate schedules and call cost computations |
Aug. 8, 1995 |
| 5438612 |
Radio telephone apparatus having call limiting function |
Aug. 1, 1995 |
| 5425085 |
Least cost routing device for separate connection into phone line |
Jun. 13, 1995 |
| 5420914 |
System and method for real time carrier selection |
May. 30, 1995 |
| 5392340 |
Telephone exchange apparatus |
Feb. 21, 1995 |
| 5265155 |
Method and apparatus for prepayment of telecommunication connections in a telecommunication switching network |
Nov. 23, 1993 |
| 5222127 |
Portable telephone |
Jun. 22, 1993 |
| 5187710 |
Method and apparatus for the billing of value-added communications calls |
Feb. 16, 1993 |
| 5109401 |
Radio telecommunication apparatus capable of controlling call charges |
Apr. 28, 1992 |
| 5086456 |
Dial unit detachably mounted on public telephone for equal access |
Feb. 4, 1992 |
| 5077682 |
Apparatus and method for displaying duration of a call made over a central office line in a keyphone system |
Dec. 31, 1991 |
| 5062134 |
Timer for controlling telephone usage |
Oct. 29, 1991 |
| 5054059 |
Telephone dialing system for specialized services |
Oct. 1, 1991 |
| 4926465 |
Method for indicating a communicating duration of an office line in a keyphone system |
May. 15, 1990 |
| 4924496 |
Automatic incoming telephone call originating number and party display system |
May. 8, 1990 |
| 4920556 |
Telephone with built-in emergency panic switch, long distance toll timer and music on hold cards |
Apr. 24, 1990 |
| 4868758 |
Data communication system |
Sep. 19, 1989 |
| 4825462 |
Devices for delivering information on their communications to subscribers of telephone lines |
Apr. 25, 1989 |
| 4759060 |
Decoder for a pay television system |
Jul. 19, 1988 |
| 4751728 |
Telephone call monitoring, metering and selection device |
Jun. 14, 1988 |
| 4656657 |
Telephone monitoring device |
Apr. 7, 1987 |
| 4585904 |
Programmable computerized telephone call cost metering device |
Apr. 29, 1986 |
| 4543452 |
Apparatus for the storing and recovery of information, subscriber's numbers, subscriber's addresses, etc. |
Sep. 24, 1985 |
| 4503288 |
Intelligent telephone |
Mar. 5, 1985 |
| 4475013 |
Repertory automatic telephone dialing apparatus wherein a name and telephone number are searched by depressing one or more letter code keys |
Oct. 2, 1984 |
| 4459432 |
Telephone charge integrating and displaying device and system |
Jul. 10, 1984 |
| 4417101 |
Public telephone station traffic analyzing arrangement |
Nov. 22, 1983 |
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