Inventor · disambiguated record
William Joseph Sigmund
Also filed as: SIGMUND WILLIAM · SIGMUND WILLIAM J · SIGMUND WILLIAM JOSEPH
32 granted patents·2 pending applications·148 citations·filing 2006–2018
97Inventor score
Top patents by PatentIndex Score
34 records- 0197US8843117B2Voicemail archival and forwarding functionality for communications networks and devicesAT & T MOBILITY II LLC·Filed 2013·Granted Sep 23, 2014·15 cites·20 claims
- 0297US8340644B2Voicemail forwarding functionality for communications networksSIGMUND WILLIAM JOSEPH·Filed 2008·Granted Dec 25, 2012·30 cites·19 claims
- 0394US8442496B2Enhanced messaging with language translation featureSIGMUND WILLIAM JOSEPH·Filed 2012·Granted May 14, 2013·8 cites·20 claims
- 0493US8306509B2Enhanced messaging with language translation featureSIGMUND WILLIAM JOSEPH·Filed 2008·Granted Nov 6, 2012·12 cites·20 claims
- 0592US8503988B2Systems and methods for providing a password reset featureAT & T MOBILITY II LLC·Filed 2013·Granted Aug 6, 2013·5 cites·20 claims
- 0692US8032122B2Systems and methods for providing enhanced voicemail servicesAT & T MOBILITY II LLC·Filed 2008·Granted Oct 4, 2011·10 cites·18 claims
- 0790US8831573B2Video greetings for voicemail systemsAT & T MOBILITY II LLC·Filed 2013·Granted Sep 9, 2014·4 cites·15 claims
- 0889US8509745B2Voicemail archival and forwarding functionality for communications networks and devicesSIGMUND WILLIAM JOSEPH·Filed 2008·Granted Aug 13, 2013·7 cites·16 claims
- 0988US8548438B2Systems and methods for providing enhanced voicemail servicesSIGMUND WILLIAM JOSEPH·Filed 2009·Granted Oct 1, 2013·6 cites·18 claims
- 1087US8977241B2Voicemail forwarding functionality for communications networksAT & T MOBILITY II LLC·Filed 2012·Granted Mar 10, 2015·3 cites·20 claims
- 1187US8798241B2Secure visual voicemailSIGMUND WILLIAM JOSEPH·Filed 2008·Granted Aug 5, 2014·6 cites·17 claims
- 1286US8478239B2Video greetings for voicemail systemsSIGMUND WILLIAM JOSEPH·Filed 2008·Granted Jul 2, 2013·5 cites·11 claims
- 1386US8351903B2Updating voicemail with selective establishment of PDP contexts and data sessionsAT & T MOBILITY II LLC·Filed 2008·Granted Jan 8, 2013·5 cites·16 claims
- 1484US8688082B2Systems and methods for consolidating wireline and wireless voicemail boxesAT & T MOBILITY II LLC·Filed 2013·Granted Apr 1, 2014·2 cites·20 claims
- 1581US8515395B2Systems and methods for providing enhanced voicemail servicesSIGMUND WILLIAM JOSEPH·Filed 2009·Granted Aug 20, 2013·3 cites·15 claims
- 1681US8489074B2Systems and methods for providing enhanced voicemail servicesSIGMUND WILLIAM JOSEPH·Filed 2009·Granted Jul 16, 2013·3 cites·15 claims
- 1781US8412162B2Systems and methods for providing enhanced voicemail servicesSIGMUND WILLIAM JOSEPH·Filed 2009·Granted Apr 2, 2013·3 cites·20 claims
- 1881US8406743B2Systems and methods for consolidating wireline and wireless voicemail boxesSIGMUND WILLIAM JOSEPH·Filed 2008·Granted Mar 26, 2013·3 cites·17 claims
- 1981US8401526B2Systems and methods for providing a password reset featureSIGMUND WILLIAM JOSEPH·Filed 2008·Granted Mar 19, 2013·3 cites·21 claims
- 2077US9544437B2Visual voicemail method for managing deleted messagesAT & T MOBILITY II LLC·Filed 2014·Granted Jan 10, 2017·2 cites·20 claims
- 2175US8406744B2Client management of visual voicemail data communicationsSHAW VENSON M·Filed 2009·Granted Mar 26, 2013·4 cites·20 claims
- 2273US8774773B1Systems and methods for selectively allowing communication of a voice-call-availability status for a mobile deviceSIGMUND WILLIAM J·Filed 2006·Granted Jul 8, 2014·6 cites·15 claims
- 2370US8798238B2Call handling treatment for voicemail systemsSIGMUND WILLIAM JOSEPH·Filed 2008·Granted Aug 5, 2014·3 cites·20 claims
- 2468USRE46952ESystems and methods for consolidating wireline and wireless voicemail boxesAT & T MOBILITY II LLC·Filed 2014·Granted Jul 10, 2018·0 cites·20 claims
- 2567US2016330599A9Secure Visual VoicemailAT & T MOBILITY II LLC·Filed 2014·Application pending·0 cites
- 2667US2015011191A1Voicemail Archival and Forwarding Functionality for Communications Networks and DevicesAT & T MOBILITY II LLC·Filed 2014·Application pending·0 cites
- 2765US8923825B2Enhanced messaging with language translation featureAT & T MOBILITY II LLC·Filed 2013·Granted Dec 30, 2014·0 cites·20 claims
- 2864US9210558B2Updating voicemail with selective establishment of PDP contexts and data sessionsSIGMUND WILLIAM JOSEPH·Filed 2012·Granted Dec 8, 2015·0 cites·17 claims
- 2961US8737580B2Toggling voicemail class of serviceSIGMUND WILLIAM JOSEPH·Filed 2008·Granted May 27, 2014·0 cites·11 claims
- 3061US8369840B2Visual voicemail method for managing deleted messagesAT & T MOBILITY II LLC·Filed 2008·Granted Feb 5, 2013·0 cites·15 claims
- 3160US10574826B2Visual voicemail method for managing deleted messagesAT & T MOBILITY II LLC·Filed 2018·Granted Feb 25, 2020·0 cites·17 claims
- 3260US10027814B2Visual voicemail method for managing deleted messagesAT & T MOBILITY II LLC·Filed 2017·Granted Jul 17, 2018·0 cites·11 claims
- 3358US8917824B2Visual voicemail method for managing deleted messagesAT & T MOBILITY II LLC·Filed 2012·Granted Dec 23, 2014·0 cites·18 claims
- 3453US8594635B2Client management of visual voicemail data communicationsAT & T MOBILITY II LLC·Filed 2013·Granted Nov 26, 2013·0 cites·20 claims
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