LandOfFree - US Patents - Listing for Telephonic communications

Telephonic communications – Call signal generating

Counter based ringer interface

Telephonic communications – Call or terminal access alarm or control – Fraud or improper use mitigating or indication

Country to country call intercept process

Telephonic communications – With check operated control – Fraud or interference prevention

Country to domestic call intercept process (CIP)

Telephonic communications – Audio message storage – retrieval – or synthesis

Country-based language selection

Telephonic communications – Echo cancellation or suppression

Coupled acoustic echo cancellation system

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

Coupler for a communications device

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

Coupler for an acoustic coupled communications device

Telephonic communications – Including aid for handicapped user

Coupling apparatus for telephone handsets

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

Coupling device for use with a computer system

Telephonic communications – Terminal – Housing or housing component

Cover and a method of using the cover

Telephonic communications – Subscriber line or transmission line interface – Network interface device

Cover for a remote terminal

Telephonic communications – Terminal accessory or auxiliary equipment – Protective structure

Cover for a telephone handset

Telephonic communications – Terminal – Housing or housing component

Cover for a telephone handset

Telephonic communications – Terminal – Housing or housing component

Cover for mobile computer

Telephonic communications – Special services – Anonymous party

Cover for telecommunications equipment

Telephonic communications – Terminal – Housing or housing component

Cover structure for portable electronic device

Telephonic communications – Special services – Anonymous party

Coverage of redirected calls

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

CPE alert signal detector and caller identification detector...

Telephonic communications – Supervisory or control line signaling – Signal receiver

CPE alert signal tone detector