Vented, gas-fired air heater
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Sep 6, 2011
Grant Date -
Feb 26, 2009
app pub date -
Dec 14, 2006
filing date -
Dec 16, 2005
priority date (Note) -
In Force
status (Latency Note)
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Importance

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Abstract
A vented, gas-fired air heater especially designed for temporary heating applications includes an improved burner design providing effective air and gas mixing and efficient burning in the combustion chamber. Highly efficient heat exchanger including corrugated heat exchanger panels provides enhanced heat transfer characteristics.
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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HAUL-ALL EQUIPMENT LTD | 4115-18TH AVENUE NORTH LETHBRIDGE ALBERTA T1H 5G1 |
International Classification(s)

- 2006 Application Filing Year
- F24H Class
- 130 Applications Filed
- 67 Patents Issued To-Date
- 51.54 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Desi-Seulean, Sergiu | Coaldale, CA | 5 | 18 |
# of filed Patents : 5 Total Citations : 18 | |||
Wiebe-Neufeldt, David | Lethbride, CA | 4 | 12 |
# of filed Patents : 4 Total Citations : 12 |
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Patent Citation Ranking
- 3 Citation Count
- F24H Class
- 10.77 % 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 |
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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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