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Browse by Category: Main > Communications
Class Information
Number: 379/215.01
Name: Telephonic communications > Special services > Call waiting
Description: Subject matter for signalling a first station in communication with a second station that a third station desires communication with the first station.


Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
7474745 System and method to handle phone line services during modem dial-up connection Jan. 6, 2009
7474743 Methods, systems, and products for selecting the content of internet call-waiting messages Jan. 6, 2009
7466802 System and method for providing visual indication of caller and telephony platform information on customer premises equipment Dec. 16, 2008
7454001 Method and apparatus for detection of caller identification signaling during call waiting Nov. 18, 2008
7450711 Adjusting music length to expected waiting time while caller is on hold Nov. 11, 2008
7443966 Using modems to place modem connections on hold and to maintain upper layer network connection Oct. 28, 2008
7443972 Method and apparatus for in-progress call forwarding Oct. 28, 2008
7443973 Caller control of internet call waiting Oct. 28, 2008
7443971 Computer system with do not disturb system and method Oct. 28, 2008
7426266 Systems and methods for providing selectable options to a calling party on-hold Sep. 16, 2008
7418091 Selective call waiting caller ID Aug. 26, 2008
7412050 Conference calls via an intelligent call waiting interface Aug. 12, 2008
7409048 Call processing and subscriber registration systems and methods Aug. 5, 2008
7406309 Cellular radio system Jul. 29, 2008
7403600 Person to person telephone services Jul. 22, 2008
7403605 System and method for local replacement of music-on-hold Jul. 22, 2008
7391859 Method and system for providing enhanced call waiting Jun. 24, 2008
7388952 Method and system for providing enhanced call waiting Jun. 17, 2008
7385962 Method and apparatus for dynamic radio resource controlling Jun. 10, 2008
7359500 Method for carrying out predetermined actions by a receiving telecom device using an answer prefix Apr. 15, 2008
7352854 Call waiting suppression Apr. 1, 2008
7317714 Internet call waiting messaging Jan. 8, 2008
7317899 Communication apparatus Jan. 8, 2008
7313228 Dynamic call processing control Dec. 25, 2007
7292869 Telephone equipment including a line holding system, an extension communication detecting system, and a notification system Nov. 6, 2007
7289620 Method and apparatus for managing incoming and outgoing calls at an endpoint placed on hold Oct. 30, 2007
7269252 Method and apparatus for improving nuisance signals in audio/video conference Sep. 11, 2007
7263182 Intelligent access control system Aug. 28, 2007
7260205 Call waiting using external notification and presence detection Aug. 21, 2007
7254227 Signal-based session management for telephonic applications Aug. 7, 2007
7254226 Call waiting priority alert Aug. 7, 2007
7248683 Call hold signaling Jul. 24, 2007
7245612 Internet call waiting with voicemail system that provides monitoring during recording Jul. 17, 2007
7233651 Method and system for providing enhanced call waiting and caller identification Jun. 19, 2007
7233658 Flexible ring-tone service Jun. 19, 2007
7231031 AIN call queuing Jun. 12, 2007
7227931 Method and system for providing enhanced caller identification screening using audible caller name announcement Jun. 5, 2007
7224775 System and method for providing prioritized access to a messaging system May. 29, 2007
7206395 Telephone apparatus Apr. 17, 2007
7184537 Apparatus and method for CNG detection with call waiting Feb. 27, 2007
7177623 Localized cellular awareness and tracking of emergencies Feb. 13, 2007
7139383 Method and system for providing enhanced call waiting Nov. 21, 2006
7136479 Method of and apparatus wherein a telephone user on hold is not required to listen to an objectionable audio signal Nov. 14, 2006
7130400 Graphical animation and sound for Internet Call-Waiting messages Oct. 31, 2006
7123905 Call diversion system Oct. 17, 2006
7123707 Methods of controlling communications with at least two calling party devices by a user of a called party device Oct. 17, 2006
7106848 Method and apparatus for in-progress call forwarding Sep. 12, 2006
7099452 Selective call waiting service Aug. 29, 2006
7095826 Method and system for providing enhanced call waiting Aug. 22, 2006
7088991 Portable telephone system Aug. 8, 2006

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