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Class Information
Number: 379/243
Name: Telephonic communications > Centralized switching system > Class of service determination or transmission
Description: Subject matter to identify or supply a designation related to different types or levels of service applicable to calling station.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5537469 |
Bandwidth allocation of DPNSS networks |
Jul. 16, 1996 |
| 5533116 |
Network management system |
Jul. 2, 1996 |
| 5500889 |
Method and apparatus for prioritizing a telephone call according to a level of service of an originator |
Mar. 19, 1996 |
| 5481605 |
Private branch exchange capable of analyzing information received from ISDN |
Jan. 2, 1996 |
| 5479496 |
Personal communication system having options and notifications |
Dec. 26, 1995 |
| 5473677 |
Telecommunications network architecture and system |
Dec. 5, 1995 |
| 5473671 |
Selective screening of incoming calls for cellular telephone systems |
Dec. 5, 1995 |
| 5452351 |
Electronic private branch exchange having an LCR function and a method of accessing a particular common carrier in that exchange |
Sep. 19, 1995 |
| 5442689 |
Apparatus and method for providing services prior to call completion in a telecommuncation system |
Aug. 15, 1995 |
| 5438615 |
Method of providing message service for pinless limited access telecommunications |
Aug. 1, 1995 |
| 5434920 |
Secure telecommunications |
Jul. 18, 1995 |
| 5418834 |
Maintenance termination units |
May. 23, 1995 |
| 5404395 |
External-to-internal numbering plan aliasing |
Apr. 4, 1995 |
| 5392344 |
Communications network class-of-service routing |
Feb. 21, 1995 |
| 5367566 |
Common channel signaling message intercept system |
Nov. 22, 1994 |
| 5361298 |
Telecommunications service provision equipment transfer |
Nov. 1, 1994 |
| 5339356 |
Virtual private network connecting system |
Aug. 16, 1994 |
| 5337352 |
Private branch exchange system having an automatic optimal route selecting mechanism |
Aug. 9, 1994 |
| 5337351 |
Feature interaction arbitrator |
Aug. 9, 1994 |
| 5333184 |
Call message recording for telephone systems |
Jul. 26, 1994 |
| 5329583 |
Enhanced automatic call distribution system operation |
Jul. 12, 1994 |
| 5327489 |
Method and apparatus for monitoring a network for customer signaling during the term of a call |
Jul. 5, 1994 |
| 5325426 |
Method for overload prevention in a switching center of a communications network |
Jun. 28, 1994 |
| 5311584 |
Telecommunications call-processing arrangement |
May. 10, 1994 |
| 5289535 |
Context-dependent call-feature selection |
Feb. 22, 1994 |
| 5267304 |
Directory assistance system |
Nov. 30, 1993 |
| 5226075 |
Method of and apparatus for numbering and routing calls through a communication network |
Jul. 6, 1993 |
| 5206899 |
Arrangement for outbound telecommunications |
Apr. 27, 1993 |
| 5163042 |
Exchange route decision system and method |
Nov. 10, 1992 |
| 5161154 |
Communication system having a varied communication resource grant channel usage requirement |
Nov. 3, 1992 |
| 5042064 |
Call control strategy for high capacity telecommunication services |
Aug. 20, 1991 |
| 5033079 |
Establishment of facsimile calls |
Jul. 16, 1991 |
| 4910766 |
Quasi reservation-based communication service process system |
Mar. 20, 1990 |
| 4656658 |
Network routing arrangement |
Apr. 7, 1987 |
| 4609778 |
Trunk call processing services for host computer interconnections |
Sep. 2, 1986 |
| 4577066 |
Telephone interexchange call routing |
Mar. 18, 1986 |
| 4232199 |
Special services add-on for dial pulse activated telephone switching office |
Nov. 4, 1980 |
| 4199665 |
Method and arrangement for controlling traffic over two-way trunks |
Apr. 22, 1980 |
| 4149041 |
Telephone apparatus |
Apr. 10, 1979 |
| 4095056 |
Toll restrictor access circuit |
Jun. 13, 1978 |
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