4. Telephonic communications
  5. Telephone line or system combined with diverse electrical...
  6. Having transmission of a digital message signal over a...

Donald Alfred Fleck

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Message storage systems and methods using filters

Telephonic communications – Telephone line or system combined with diverse electrical... – Having transmission of a digital message signal over a...
Reexamination Certificate

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Method for screening active voice mail messages

Telephonic communications – Audio message storage – retrieval – or synthesis – Interacting voice message systems
Reexamination Certificate

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Method for screening active voice mail messages

Telephonic communications – Audio message storage – retrieval – or synthesis – Interacting voice message systems
Reexamination Certificate

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Methods and devices for outputting audio announcements using...

Telephonic communications – Reception of calling information at substation in wireline... – Extracting call id from transmitted signal
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2036025

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