Combustion liner with open cell foam and acoustic damping layers
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Apr 12, 2016
Grant Date -
Jul 5, 2012
app pub date -
Jun 16, 2011
filing date -
Dec 30, 2010
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The disclosure is directed to a gas turbine engine combustion liner and a gas turbine engine. The gas turbine engine combustion liner may include a thermally cooled wall section, an acoustically damped wall section, or a thermally cooled and acoustically damped wall section. Open cell foam or honeycomb may be disposed between inner and outer combustion liner walls. The walls, open cell foam, or honeycomb may be made of a composite material.
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 | |
---|---|---|
ROLLS-ROYCE NORTH AMERICAN TECHNOLOGIES INC | 2059 S TIBBS AVE INDIANAPOLIS IN 46241 |
International Classification(s)

- 2011 Application Filing Year
- F23M Class
- 35 Applications Filed
- 18 Patents Issued To-Date
- 51.43 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Uskert, Richard Christopher | Noblesville, US | 10 | 145 |
# of filed Patents : 10 Total Citations : 145 |
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Patent Citation Ranking
- 14 Citation Count
- F23M Class
- 96.30 % this patent is cited more than
- 9 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 | Oct 12, 2027 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
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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