Assignee
BELLSOUTH CORP
US·99 granted patents·11,867 citations·filing 1985–1998
Top patents by PatentIndex Score
99 records- 0198US5818438ASystem and method for providing television servicesBELLSOUTH CORP·Filed 1995·Granted Oct 6, 1998·757 cites·40 claims
- 0297US5892508ASystem and method for providing television servicesBELLSOUTH CORP·Filed 1998·Granted Apr 6, 1999·280 cites·9 claims
- 0397US5864757AMethods and apparatus for locking communications devicesBELLSOUTH CORP·Filed 1995·Granted Jan 26, 1999·285 cites·28 claims
- 0497US5838774ATelephone polling methodBELLSOUTH CORP·Filed 1996·Granted Nov 17, 1998·393 cites·20 claims
- 0597US5701301AMediation of open advanced intelligent network in SS7 protocol open access environmentBELLSOUTH CORP·Filed 1994·Granted Dec 23, 1997·450 cites·46 claims
- 0697US5590171AMethod and apparatus for communications monitoringBELLSOUTH CORP·Filed 1995·Granted Dec 31, 1996·369 cites·22 claims
- 0797US5430719AMediation of open advanced intelligent network interface by shared execution environmentBELLSOUTH CORP·Filed 1994·Granted Jul 4, 1995·367 cites·17 claims
- 0895US5878126AMethod for routing a call to a destination based on range identifiers for geographic area assignmentsBELLSOUTH CORP·Filed 1995·Granted Mar 2, 1999·329 cites·24 claims
- 0995US5774533AMethod and system for providing a billing directed communication serviceBELLSOUTH CORP·Filed 1996·Granted Jun 30, 1998·325 cites·26 claims
- 1095US5764747APersonal number communication systemBELLSOUTH CORP·Filed 1995·Granted Jun 9, 1998·157 cites·39 claims
- 1195US5438568AMediation of open advanced intelligent network interface for public switched telephone networkBELLSOUTH CORP·Filed 1994·Granted Aug 1, 1995·257 cites·9 claims
- 1295US5369711AAutomatic gain control for a headsetBELLSOUTH CORP·Filed 1990·Granted Nov 29, 1994·143 cites·12 claims
- 1394US5903636ASystem and method for providing caller identification in conjunction with calling card callsBELLSOUTH CORP·Filed 1997·Granted May 11, 1999·252 cites·19 claims
- 1494US5610973AInteractive roamer contact system for cellular mobile radiotelephone networkBELLSOUTH CORP·Filed 1991·Granted Mar 11, 1997·250 cites·38 claims
- 1594US5546444AMethods and apparatus for communicating data via a cellular network control channelBELLSOUTH CORP·Filed 1994·Granted Aug 13, 1996·279 cites·77 claims
- 1692US5878423ADynamically processing an index to create an ordered set of questionsBELLSOUTH CORP·Filed 1997·Granted Mar 2, 1999·259 cites·43 claims
- 1792US5533107AMethod for routing calls based on predetermined assignments of callers geographic locationsBELLSOUTH CORP·Filed 1994·Granted Jul 2, 1996·262 cites·49 claims
- 1892US5526401AMethods and apparatus for acknowledging a paging message via a cellular network control channelBELLSOUTH CORP·Filed 1994·Granted Jun 11, 1996·205 cites·79 claims
- 1991US5937050AMethod for identifying the source of a facsimile communicationBELLSOUTH CORP·Filed 1997·Granted Aug 10, 1999·90 cites·12 claims
- 2091US5867485ALow power microcellular wireless drop interactive networkBELLSOUTH CORP·Filed 1996·Granted Feb 2, 1999·303 cites·27 claims
- 2191US5796634ASystem and method for identifying the geographic region of a geographic area which contains a geographic zone associated with a locationBELLSOUTH CORP·Filed 1997·Granted Aug 18, 1998·191 cites·22 claims
- 2291US5499290AAIN non-call associated signalling for service nodes and service control points in a telephone systemBELLSOUTH CORP·Filed 1993·Granted Mar 12, 1996·136 cites·44 claims
- 2390US5794144AMethods and apparatus for communicating data via a cellular mobile radiotelephone systemBELLSOUTH CORP·Filed 1996·Granted Aug 11, 1998·121 cites·37 claims
- 2490US5588042AInteractive roamer contact system for cellular mobile radiotelephone network for automatically initiating a communication with an autonomously registering cellular mobile radiotelephoneBELLSOUTH CORP·Filed 1995·Granted Dec 24, 1996·186 cites·120 claims
- 2590US5543727ARun-in test system for PC circuit boardBELLSOUTH CORP·Filed 1994·Granted Aug 6, 1996·119 cites·25 claims
- 2690US5471519ACommunications monitoring and control systemBELLSOUTH CORP·Filed 1993·Granted Nov 28, 1995·244 cites·32 claims
- 2789US5896448AMethod and apparatus for routing calls based on call success historyBELLSOUTH CORP·Filed 1996·Granted Apr 20, 1999·106 cites·22 claims
- 2889US5887253AMethod for activating and servicing a cellular telephoneBELLSOUTH CORP·Filed 1996·Granted Mar 23, 1999·205 cites·23 claims
- 2988US5797097AMethod and apparatus for identifying the location of a roaming pagerBELLSOUTH CORP·Filed 1995·Granted Aug 18, 1998·106 cites·37 claims
- 3088US5717741AMethod for handling telephonic messagesBELLSOUTH CORP·Filed 1996·Granted Feb 10, 1998·110 cites·9 claims
- 3188US5692038AMethod for identifying the source of a telephonic communicationBELLSOUTH CORP·Filed 1996·Granted Nov 25, 1997·103 cites·7 claims
- 3287US5920412AMethod and apparatus for signal routing in an optical network and an ATM systemBELLSOUTH CORP·Filed 1996·Granted Jul 6, 1999·91 cites·8 claims
- 3387US5857013AMethod for automatically returning voice mail messagesBELLSOUTH CORP·Filed 1997·Granted Jan 5, 1999·100 cites·20 claims
- 3487US5579384ATelecommunications network service central management system interfacing with protocol specific regional stations providing services to subscribersBELLSOUTH CORP·Filed 1995·Granted Nov 26, 1996·109 cites·31 claims
- 3586US6356756B1Method and system for routing calls to a wireless telecommunications services platformBELLSOUTH CORP·Filed 1998·Granted Mar 12, 2002·126 cites·30 claims
- 3686US5416831ASystem for communicating with an ADSI-compatible telephone via a service circuit nodeBELLSOUTH CORP·Filed 1993·Granted May 16, 1995·163 cites·24 claims
- 3786US5276277AApparatus for controlling indoor electromagnetic signal propagationBELLSOUTH CORP·Filed 1992·Granted Jan 4, 1994·68 cites·25 claims
- 3885US6044265AMethods and apparatus for cellular set programmingBELLSOUTH CORP·Filed 1995·Granted Mar 28, 2000·120 cites·34 claims
- 3984US6073027APortable radiotelephone with sliding cover and automatic antenna extensionBELLSOUTH CORP·Filed 1996·Granted Jun 6, 2000·122 cites·8 claims
- 4084US5570410ADynamic resource allocation process for a service control point in an advanced intelligent network systemBELLSOUTH CORP·Filed 1994·Granted Oct 29, 1996·102 cites·15 claims
- 4183US6415281B1Arranging records in a search result to be provided in response to a data inquiry of a databaseBELLSOUTH CORP·Filed 1997·Granted Jul 2, 2002·60 cites·2 claims
- 4283US6151500AMethod and apparatus for directing a wireless communication to a wireline unitBELLSOUTH CORP·Filed 1997·Granted Nov 21, 2000·88 cites·28 claims
- 4383US5867502AMethod and system for interfacing an ATM switch and an optical network wherein bandwidth is maximized and non-local data streams are grouped into destination groupsBELLSOUTH CORP·Filed 1996·Granted Feb 2, 1999·83 cites·15 claims
- 4482US5961569ASystem and method for identifying a geographic point within a geographic sectionBELLSOUTH CORP·Filed 1997·Granted Oct 5, 1999·128 cites·13 claims
- 4582US5496966AMethod for controlling indoor electromagnetic signal propagationBELLSOUTH CORP·Filed 1991·Granted Mar 5, 1996·56 cites·3 claims
- 4682US5371803ATone reduction circuit for headsetsBELLSOUTH CORP·Filed 1992·Granted Dec 6, 1994·46 cites·25 claims
- 4781US5600710AMethod for providing a recorded message to a telephone caller when called number is busyBELLSOUTH CORP·Filed 1995·Granted Feb 4, 1997·98 cites·8 claims
- 4879US6324269B1Method and system for billing remote calls as if made from a primary lineBELLSOUTH CORP·Filed 1998·Granted Nov 27, 2001·72 cites·13 claims
- 4979US6286011B1System and method for recording transactions using a chronological list superimposed on an indexed listBELLSOUTH CORP·Filed 1997·Granted Sep 4, 2001·51 cites·10 claims
- 5078US6253235B1Method and system to transmit video/data signals from a device to a communications network connection cardBELLSOUTH CORP·Filed 1996·Granted Jun 26, 2001·77 cites·18 claims
Showing the top 50 of 99 patent records by PatentIndex Score.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →