US Patent No: 4,932,022

Number of patents in Portfolio can not be more than 2000

Integrated voice and data telephone system

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ATTORNEY / AGENT: (SPONSORED)
 

Importance

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Abstract

An integrated voice and data telephone system is disclosed. The invention provides a telephone-based integrated voice, data and application communication system for small businesses. The system includes a plurality of telephone station sets which provide a user with a softkey selectible menu-driven interactive display to enable any one of a plurality of voice and/or data functions.

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First Claim

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Patent Owner(s)

Patent OwnerAddressTotal Patents
INTER-TEL, INC.WILMINGTON, DE61
WILMINGTON TRUST FSBJACKSONVILLE, FL180
TELENOVA, INC.LOS GATOS, CA1

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Foster, Chris D Sunnyvale, CA 1 144
Fritsch, Frank J Sunnyvale, CA 1 144
Hagen, Ronald J Livermore, CA 2 150
Keeney, Clare G Campbell, CA 1 144
Passon, Gary L Los Gatos, CA 1 144

Cited Art

Patent Info (Count) # Cites Year
 
BELL TELEPHONE LABORATORIES, INCORPORATED (2)
4,291,198 General-purpose electronic telephone station set 105 1979
4,535,448 Dual bus communication system 78 1982
 
AT&T INFORMATION SYSTEMS INC. (1)
4,631,364 Communication system having dynamically assigned station set buttons 7 1984
 
SIEMENS AKTIENGESELLSCHAFT (1)
4,449,218 Analog/digital telecommunication subscriber station 70 1981
 
SPERRY RAND CORPORATION (1)
4,425,627 Intelligent prompting terminal apparatus 53 1981

Patent Citation Ranking

Forward Cites

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