
US Patent No: D433400
Number of patents in Portfolio can not be more than 2000
Combined recorder and playback system
Stats
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Nov 7, 2000
Issued date -
May 28, 1999
filing date -
29/105,668
serial no -
In Force
status
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Abstract
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First Claim
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International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art
| Patent Info | (Count) | # Cites | Year |
|---|---|---|---|
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| D345562 Digital audio tape recorder | 3 | 1992 | |
| 5,768,127 Received data processing system for receiving performance data having removable storage | 11 | 1996 | |
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| D400879 Digital tape recorder | 14 | 1998 | |
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| D376587 Magnetic disk drive unit for a computer system | 18 | 1994 | |
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| D379456 Hand-held analog recorder | 39 | 1995 | |
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| D370339 Combined key chain and recorder | 21 | 1995 | |
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| 5,451,178 Auditory playing device | 29 | 1993 | |