Gaseous fuel injector valve
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 12, 1989
Grant Date -
N/A
app pub date -
Nov 28, 1988
filing date -
Nov 28, 1988
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A gaseous fuel injector valve for diesel engines having access to the combustion chamber of a cylinder to supplement diesel fuel with natural gas, the valve being adapted to supply gaseous fuel by a programmed electronic control circuit which regulates the valve operation to be in accord with certain sensed engine operation parameters and in timed sequence with the crankshaft position for the optimum time to introduce gaseous fuel.
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 | |
---|---|---|
ENERGY CONVERSIONS INC A CORP OF WA | 6411 PACIFIC HIGHWAY EAST TACOMA WA 98424 |
International Classification(s)

- 1988 Application Filing Year
- F02M Class
- 342 Applications Filed
- 0 Patents Issued To-Date
- 0 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Jensen, Scott P | Tacoma, WA | 4 | 102 |
# of filed Patents : 4 Total Citations : 102 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 36 Citation Count
- F02M Class
- 0 % this patent is cited more than
- 36 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

Legal Events
Date | Code | Event | Description |
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Nov 01, 2006 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Oct 04, 2006 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Oct 04, 2006 |
Oct 04, 2006 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Apr 19, 2006 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Mar 14, 2002 | FPAY | FEE PAYMENT | year of fee payment: 8 |
Mar 06, 1998 | FPAY | FEE PAYMENT | year of fee payment: 4 |
Dec 07, 1996 | FEPP | FEE PAYMENT PROCEDURE | free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
Oct 04, 1994 | I | Issuance | |
Mar 29, 1993 | F | Filing | |
Aug 10, 1990 | PD | Priority Date |

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