LandOfFree - US Patents - Listing for Telephonic communications

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

Concentrated dynamic test path rooting

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

Concurrent creation and transmission of text messages to multipl

Telephonic communications – Multi-line or key substation system with selective switching... – With special service

Concurrent hunt group searching methods and arrangements

Telephonic communications – Special services – Anonymous party

Concurrent state machine space in a telecommunications network

Telephonic communications – Telephone line or system combined with diverse electrical... – To produce visual-graphic copy

Concurrent voice and data communication

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

Concurrent wireless/landline interface apparatus

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

Concurrent wireless/landline interface apparatus with testing me

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

Condition detection and notification systems and methods

Telephonic communications – Telephone line or system combined with diverse electrical... – Remote indication over telephone line

Condition responsive indicating system for interactively indicat

Telephonic communications – Telephone line or system combined with diverse electrical... – Remote indication over telephone line

Condition responsive indicating system for interactively indicat

Telephonic communications – Telephone line or system combined with diverse electrical... – Remote indication over telephone line

Condition responsive indicating system for interactively indicat

Telephonic communications – Supervisory or control line signaling – Substation originated

Conditional autodialer

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

Conditional purchase offer management system for telephone...

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

Conditioner unit for pair gain test controller

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

Conditioner unit for pair gain test controller

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

Conference billing system with ID tagging

Telephonic communications – Special services – Conferencing

Conference bridge with improved handling of control...

Telephonic communications – Special services – Conferencing

Conference call

Telephonic communications – Special services – Conferencing

Conference call aggregation using an interactive voice...