Systems and methods for providing a telecommunications extension service for multiple telecommunications units

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7630481
APP PUB NO 20070047704A1
SERIAL NO

11218010

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A system and method provide a telecommunications extension service for a subscriber. The system allows a subscriber to identify one or more telecommunications units to serve as extensions of one of the subscriber's telecommunications units when a call is directed to the subscriber's telecommunications unit. A list of numbers associated with telecommunications units to serve as extensions is maintained by the subscriber and may be stored at a service control point. Upon receipt of a call directed to the subscriber's telecommunications unit, ringing is provided to the subscriber's telecommunications unit and the telecommunications units serving as extensions. After the call is answered by the first telecommunications unit to be answered, the remaining telecommunications units can join the in-progress call.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
AT&T INTELLECTUAL PROPERTY I L P675 WEST PEACHTREE STREET ATLANTA GA 30308

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kafka, Henry Atlanta , US 25 3418

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