CLEANING HEAD AND MOBILE FLOOR CLEANER
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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N/A
Issued Date -
Sep 15, 2011
app pub date -
Mar 10, 2010
filing date -
Mar 10, 2010
priority date (Note) -
Abandoned
status (Latency Note)
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Importance

US Family Size
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Non-US Coverage
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Abstract
One embodiment of a cleaning head comprises a frame, a cylindrical member and a fluid output. The cylindrical member is supported by the frame for rotation about a central axis. The cylindrical member comprises a porous and compressible outer cylindrical wall. The fluid output is configured to dispense a liquid to an interior cavity of the cylindrical member. In one embodiment, a motor is not directly coupled to the cylindrical member for driving the rotation of the cylindrical member about the central axis. In accordance with another embodiment, the cleaning head includes an electrolysis cell within the cylindrical member. The electrolysis cell comprises first and second electrodes, each comprising porous layers of conductive material.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
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TENNANT COMPANY | 701 NORTH LILAC DRIVE #29 P O BOX 1452 MINNEAPOLIS MN 55440 |
International Classification(s)

- 2010 Application Filing Year
- B43M Class
- 23 Applications Filed
- 13 Patents Issued To-Date
- 56.53 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Field, Bruce F | Golden Valley, US | 83 | 2936 |
# of filed Patents : 83 Total Citations : 2936 | |||
Pierce, Rick M | Coon Rapids, US | 1 | 8 |
# of filed Patents : 1 Total Citations : 8 | |||
Pouliot, Joseph L | Elk River, US | 8 | 297 |
# of filed Patents : 8 Total Citations : 297 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 8 Citation Count
- B43M Class
- 10 % this patent is cited more than
- 14 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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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 |
Full Text

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