Range hood cleaning assembly
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United States of America Patent
Stats
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Apr 3, 2007
Grant Date -
Oct 16, 2003
app pub date -
Mar 26, 2003
filing date -
Apr 12, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A range hood cleaning assembly utilizes compressed air to drive accumulated grease on range hood surfaces towards drainage holes. A plurality of air dispensers, preferably air hoses and directional nozzles, through which compressed air from at least one source of compressed air is blown, direct compressed air against surfaces within a motor housing interior, on the fan(s) and within grease trays to drive accumulated grease towards drainage holes. The air dispensers may be attached to a plate mounted within the motor housing interior about a motor and above a fan, may be integral or releasably attachable to the motor housing or may be integral or releasably attachable to grease trays. The compressor may be set to activate automatically or may be activated manually.
First Claim
Family
- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
| Patent Owner | Address | |
|---|---|---|
| CYPRESS TECHNOLOGY INC | UNIT 7 - 12351 BRIDGEPORT ROAD CYPRESS TECHNOLOGY INC RICHMOND |
International Classification(s)
Inventor(s)
| Inventor Name | Address | # of filed Patents | Total Citations |
|---|---|---|---|
| Yeung, Peter | Burnaby, British Columbia, CA | 38 | 453 |
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Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|
| Fee | Large entity fee | small entity fee | micro entity fee |
|---|---|---|---|
| Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
| Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
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