Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 006096/0661 | |
| Pages: | 16 |
| | Recorded: | 04/29/1992 | | |
| Conveyance: | SECURITY INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
6
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Patent #:
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Issue Dt:
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04/13/1982
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Application #:
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06051735
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Filing Dt:
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06/25/1979
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Title:
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AMPLIFIER FOR DRIVING ELECTROSTATIC LOUDSPEAKERS
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Patent #:
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Issue Dt:
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04/06/1982
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Application #:
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06176668
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Filing Dt:
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08/11/1980
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Title:
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STEP-UP CIRCUIT FOR DRIVING FULL-RANGE-ELEMENT ELECTROSTATIC LOUDSPEAKERS
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Patent #:
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Issue Dt:
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08/21/1984
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Application #:
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06337290
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Filing Dt:
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01/05/1982
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Title:
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DISTORTION-FREE COMPLEMENTED ERROR FEEDBACK AMPLIFIER AND METHOD
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Patent #:
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Issue Dt:
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01/29/1985
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Application #:
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06384504
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Filing Dt:
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06/03/1982
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Title:
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PRE-AMPLIFIER HAVING IMPROVED SONIC PERFORMANCE
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Patent #:
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Issue Dt:
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04/02/1991
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Application #:
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07261280
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Filing Dt:
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10/24/1988
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Title:
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HEAT SINK
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Patent #:
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Issue Dt:
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02/27/1990
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Application #:
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07291529
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Filing Dt:
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12/29/1988
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Title:
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CYBEROPTIC AUDIO LEVEL CONTROL SYSTEM
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Correspondence name and address
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SIMON & SCHUSTER BUSINESS & PROFESSIONAL
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GROUP
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ATTN: STEPHEN B. LIFTMAN
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1090 VERMONT AVE., N.W. - SUITE 430
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WASHINGTON, DC 20005
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