LandOfFree - US Patents - Listing for Telephonic communications

Telephonic communications – Terminal accessory or auxiliary equipment – Attachable to terminal housing

Mechanical handset lift for a telephone

Telephonic communications – Terminal – Housing or housing component

Mechanical key lock for portable electronic devices and...

Telephonic communications – Plural exchange network or interconnection – Interexchange signalling

Mechanism and method for distributing ISUP stacks over...

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

Mechanism and method for multiplexing voice and data over a sign

Telephonic communications – With usage measurement – Call charge metering or monitoring

Mechanism for a system and method for detecting fraudulent use o

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

Mechanism for changing a modem's connection rate within...

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of subscriber loop or terminal

Mechanism for controllably enabling test set to assert off-hook

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Of trunk or long line

Mechanism for controlling operation of telephone metallic loop m

Telephonic communications – Subscriber line or transmission line interface

Mechanism for measuring resistance of telephone subscriber...

Telephonic communications – Subscriber line or transmission line interface – Power supply

Mechanism for preventing clipping of pulse metering signals...

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

Mechanism for providing emergency POTS service in event of loss

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

Mechanism for providing emergency POTS service in event of...

Telephonic communications – Centralized switching system – Call distribution to operator

Mechanism for queuing calls

Telephonic communications – Call or terminal access alarm or control – At switching center

Mechanism for rejecting collect calls

Telephonic communications – Special services – Reserved call

Mechanism to support multiple versions of toll free service

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Of centralized switching system

Media gateway bulk configuration provisioning

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Of centralized switching system

Media gateway bulk configuration provisioning

Telephonic communications – Audio message storage – retrieval – or synthesis – Digital signal processing

Media resource card with dynamically allocated resource points

Telephonic communications – Audio message storage – retrieval – or synthesis – Digital signal processing

Media resource card with dynamically allocated resource points