LandOfFree - US Patents - Listing for Telephonic communications

Telephonic communications – Terminal accessory or auxiliary equipment – Telephone receiver support

Universal handsfree set seat

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – With blocking of normal usage

Universal headset tester

Telephonic communications – Line equalization or impedance matching

Universal impedance matching network for the subscriber line...

Telephonic communications – Private or single line system – At collective house

Universal intercom adapter for varying residential wiring...

Telephonic communications – Audio message storage – retrieval – or synthesis – Interaction with an external nontelephone network

Universal IP-based and scalable architectures across...

Telephonic communications – Subscriber line or transmission line interface

Universal line interface in telecommunications system

Telephonic communications – Emergency or alarm communications – Central office responsive to emergency call or alarm

Universal line status monitoring and response system

Telephonic communications – Audio message storage – retrieval – or synthesis – Multimedia system

Universal mailbox

Telephonic communications – With usage measurement – Call traffic recording by computer or control processor

Universal MDR data record collection and reporting system

Telephonic communications – Audio message storage – retrieval – or synthesis

Universal messaging service using single voice grade telephone l

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

Universal modem receiver transmitter

Telephonic communications – Centralized switching system – Call distribution to operator

Universal multi-browser interface for customer service...

Telephonic communications – Call or terminal access alarm or control – At substation

Universal outgoing call restriction circuit

Telephonic communications – Plural exchange network or interconnection – Interexchange signalling

Universal PBX interface

Telephonic communications – Plural exchange network or interconnection – Interexchange signalling

Universal PBX interface

Telephonic communications – Special services

Universal point of contact identifier system and method

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

Universal point of contact identifier system calling device...

Telephonic communications – Having light wave or ultrasonic link for speech or paging... – Including fiber optic link within telephone network

Universal PSTN page entry protocol

Telephonic communications – Telephone line or system combined with diverse electrical... – Remote control

Universal remote control system