Photocatalytic Fluidized Bed Air Purifier
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 2, 2010
app pub date -
Dec 26, 2006
filing date -
Dec 23, 2005
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A device and method thereof for the indoor-air purification that utilizes photocatalytic oxidation and ultraviolet lights in a fluidized bed to remove pollutants. The fluidized bed contains ultraviolet lights that are immersed within the bed for direct access to ultraviolet-irradiation. Fluidization aids such as vibration and static mixers may be employed to allow for better circulation of the catalyst bed to increase reaction rates. Photocatalytic oxidation within the device uses photocatalyst particles that were designed to be more active, fluidize better and have ten-fold higher attrition-resistant qualities than current industry standards. The device provides for the most efficient use of and longevity of ultraviolet light which reduces operating costs.
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 | |
---|---|---|
NORTH DAKOTA UNIVERSITY OF | 501 NORTH COLUMBIA ROAD GRAND FORKS ND 58203 |
International Classification(s)

- 2006 Application Filing Year
- B01J Class
- 1370 Applications Filed
- 681 Patents Issued To-Date
- 49.71 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Muggli, Darrin S | Grand Forks, US | 4 | 53 |
# of filed Patents : 4 Total Citations : 53 |
Cited Art Landscape
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Patent Citation Ranking
- 13 Citation Count
- B01J Class
- 59.57 % this patent is cited more than
- 15 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 |
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