Telephone answering system with call screening circuit

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5563935
SERIAL NO

08291988

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A telephone answering system is provided for use in combination with a telephone line adapted to receive incoming telephone calls, a telephone and a telephone answering machine. The system includes a circuit electrically connected to the telephone line for detecting and intercepting an incoming telephone call. Following interception of the telephone call, the circuit receives a frequency encoded signal from the caller produced by the caller pressing a predetermined sequence of numbers on a touch tone telephone. Thereafter, the entered code is compared with a user definable preset code. In the event that the entered code matches the preset code, the circuit directs the telephone call to the telephone, causing it to ring normally. In the event that the entered code matches a special access code different from the preset code, the circuit directs the telephone call to the telephone and activates the telephone to ring more rapidly than normal. If the entered code neither matches the preset code, nor the special access code, or if no code is entered, the circuit electrically connects the telephone line to the telephone answering machine.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
SMALL J GORDONNot Provided

International Classification(s)

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  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Small, J Gordon 1276 Fieldview Ter., Howell, MI 48843 1 70

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