ClassID:

231561

H04Q2213/13173 - CPC Classification

Classification description:

Indexing scheme relating to selecting arrangements in general and for multiplex systems Busy signals

Recent Application in this class:
#1
20150319311
2015-11-05

Method, communication system and communication terminal for the transmission of data

#2
20140362851
2014-12-11

Method, communication system and communication terminal for the transmission of data

#3
20110194465
2011-08-11

System and process for mass telephony conference call

#4
20100296644
2010-11-25

Controlling a call completion

#5
20100260075
2010-10-14

System and process for mass telephony conference call

#6
20090031043
2009-01-29

Method, communication system, and communication terminal for the transmission of data

#7
20080317035
2008-12-25

Method and device for managing channel matrix

#8
20080226054
2008-09-18

Efficient communication through networks

#9
20080137822
2008-06-12

Method and apparatus for obtaining telephone status over a network

#10
20070167146
2007-07-19

E911 behavior with GSRM in a wireless communication device

#11
20070124427
2007-05-31

System and method for obtaining equipment status data over a network

#12
20070121859
2007-05-31

System and process for mass telephony conference call

#13
20060281443
2006-12-14

Method and system for facilitating voice mailbox operations for a mobile phone that is capable of operating in both a CDMA and GSM environment

#14
20060245568
2006-11-02

Gateway device, private branch exchange system, and private branch exchange method

#15
20060193456
2006-08-31

System and method for obtaining equipment status data over a network

#16
20060193455
2006-08-31

System and method for establishing a call between a calling party and a called party over a wired network

#17
20060159247
2006-07-20

Method for signaling a connection set-up emanating from a calling terminal via a communications network to a called terminal

#18
20060140374
2006-06-29

System and method for obtaining a status of an authorization device over a network for administration of theatrical performances

#19
20060099934
2006-05-11

Incoming call information notification method and apparatus using intelligent network

#20
20060078103
2006-04-13

System and method for determining the status of a telephone in a packet switched network

#21
20060078101
2006-04-13

System and method for obtaining a status of an authorization device over a network

#22
20060023695
2006-02-02

Predictive communication routing scheme using instant messaging preferences and/or settings for routing packet traffic for voice, video and other multimedia communications

#23
20050271055
2005-12-08

Method, network arrangement and apparatus for providing ISDN services in next generation packet based telecommunication networks

#24
20050259798
2005-11-24

Integrated instant messaging, routing and telephone services billing system

#25
20050249334
2005-11-10

Method and apparatus for obtaining status of monitoring devices over a network

#26
20050243976
2005-11-03

Method and apparatus for obtaining telephone status over a network

#27
20050201543
2005-09-15

Status monitoring system utilizing an RFID monitoring system

#28
20050123119
2005-06-09

Telephone call processing

#29
20050111647
2005-05-26

Efficient communication through networks