Patent Assignment Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 008766/0622 | |
| Pages: | 12 |
| | Recorded: | 10/27/1997 | | |
| Conveyance: | SECURITY AGREEMENT |
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Total properties:
7
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Patent #:
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Issue Dt:
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05/05/1992
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Application #:
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07318039
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Filing Dt:
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03/02/1989
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Title:
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POWER EFFICIENT HEARING AID
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Patent #:
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Issue Dt:
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06/25/1991
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Application #:
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07351449
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Filing Dt:
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05/12/1989
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Title:
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DECIMATION FILTER AS FOR A SIGMA-DELTA ANALOG-TO-DIGITAL CONVERTER
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Patent #:
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Issue Dt:
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03/16/1993
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Application #:
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07700581
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Filing Dt:
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05/15/1991
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Title:
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HEARING AID
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Patent #:
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Issue Dt:
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06/14/1994
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Application #:
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08134495
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Filing Dt:
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10/08/1993
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Title:
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POWER EFFICIENT HEARING AID
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Patent #:
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Issue Dt:
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05/14/1996
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Application #:
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08255262
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Filing Dt:
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06/07/1994
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Title:
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DIGITAL SIGNAL PROCESSOR FOR AUDIO APPLICATIONS
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Patent #:
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Issue Dt:
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07/16/1996
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Application #:
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08503879
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Filing Dt:
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07/18/1995
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Title:
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FREQUENCY CHARACTERISTIC SHAPING CIRCUITRY AND METHOD
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Patent #:
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Issue Dt:
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08/04/1998
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Application #:
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08712363
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Filing Dt:
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09/11/1996
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Title:
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A METHOD AND SYSTEM FOR DEVICE VIRTUALIZATION BASED ON AN INTERRUPT REQUEST IN A DOS-BASED ENVIRONMENT
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Assignee
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| 1600 MARKET STREET, 31ST FLOOR |
| PHILADELPHIA, PENNSYLVANIA 19103 |
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Correspondence name and address
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KLETT LIEBER ROONEY & SCHORLING
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MANY EMAMZADEH, ESQ.
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ONE OXFORD CENTRE, 40TH FLOOR
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PITTSBURGH, PENNSYLVANIA 15219
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