Cylinder and Piston Assemblies for Opposed Piston Engines
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 -
Jan 30, 2014
app pub date -
Sep 26, 2013
filing date -
Feb 20, 2009
priority date (Note) -
Published
status (Latency Note)
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Importance

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Abstract
Integrated, multi-cylinder opposed engine constructions include a unitary support structure to which cylinder liners are removeably mounted and sealed and on which crankshafts are rotatably supported. The engine constructions include a cooled piston with a resiliently deformable joint connecting crown and skirt and a cooled cylinder liner with wipers to manage lubricant in the cylindrical interstice between the cylinder bore and the piston skirts.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
ACHATES POWER INC | 4060 SORRENTO VALLEY BLVD SAN DIEGO CA 92121 |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Dion, Eric P | Encinitas, US | 20 | 242 |
# of filed Patents : 20 Total Citations : 242 | |||
Klyza, Clark A | San Diego, US | 16 | 142 |
# of filed Patents : 16 Total Citations : 142 | |||
Lee, Patrick R | San Diego, US | 31 | 410 |
# of filed Patents : 31 Total Citations : 410 | |||
Lemke, James U | La Jolla, US | 61 | 1051 |
# of filed Patents : 61 Total Citations : 1051 | |||
Rado, Gordon E | Concord, US | 27 | 214 |
# of filed Patents : 27 Total Citations : 214 | |||
Wahl, Michael H | Bonita, US | 26 | 497 |
# of filed Patents : 26 Total Citations : 497 |
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Patent Citation Ranking
- 1 Citation Count
- F02B Class
- 7.69 % this patent is cited more than
- 11 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jul 30, 2025 |
Fee | Large entity fee | small entity fee | micro entity fee |
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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 |
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