Auxiliary power system for vehicle
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 20, 2021
Grant Date -
Oct 25, 2018
app pub date -
Nov 24, 2016
filing date -
Nov 27, 2015
priority date (Note) -
In Force
status (Latency Note)
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Importance

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Non-US Coverage
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Abstract
Conventional APUs for diesel-electric locomotives may include an AC electric generator and typically require additional hardware to be installed to convert the AC power output by the generator to DC power that can power electrical systems or charge batteries in the locomotive. According to some embodiments, there is provided an auxiliary power unit (APU) or system for operation in cooperation with a primary engine. The APU includes a secondary engine; a primary engine coolant heating system, or a primary engine lubricant heating system; a control system that automatically shuts down the primary engine and starts the secondary engine responsive to a predetermined condition; and a Direct Current (DC) power generator that generates an output voltage, the DC power generator being driven by the secondary engine.
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 | |
---|---|---|
INPS ENVIRONMENTAL PRODUCTS INC | LONDON ON N5V 1S1 |
International Classification(s)

- 2016 Application Filing Year
- B61L Class
- 288 Applications Filed
- 229 Patents Issued To-Date
- 79.52 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Gotmalm, Christer | - | 5 | 18 |
# of filed Patents : 5 Total Citations : 18 | |||
Mancuso, James | Burlington, CA | 2 | 19 |
# of filed Patents : 2 Total Citations : 19 |
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Patent Citation Ranking
- 0 Citation Count
- B61L Class
- 0 % this patent is cited more than
- 4 Age
Forward Cite Landscape
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Jan 20, 2025 |
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jan 20, 2029 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jan 20, 2033 |
Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge - 3.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge - 7.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
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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