Turbine airfoil mask
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Sep 1, 2015
Grant Date -
Jul 25, 2013
app pub date -
Jan 19, 2012
filing date -
Jan 19, 2012
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A masking system for an airfoil comprises a locator for positioning along the trailing edge of the airfoil, and first and second mask sections. The first mask section has a trailing edge portion with locator pins for cooperating with a positioning tab on the locator to position the first mask section along the trailing edge of the airfoil, and a leading edge portion for extending around the leading edge of the airfoil to locate the first mask section along the convex surface. The second mask section has a retainer portion for cooperating with a retainer process on the first mask section to retain the second mask along the leading edge of the airfoil, and a flange portion for extending between the locator pins to locate the second mask along the concave surface.
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 | |
---|---|---|
RTX CORPORATION | 10 FARM SPRINGS RD FARMINGTON CT 06032 |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Everett, Robert C | Burlington, US | 2 | 4 |
# of filed Patents : 2 Total Citations : 4 | |||
Thayer, Henry H | Wethersfield, US | 32 | 33 |
# of filed Patents : 32 Total Citations : 33 |
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Patent Citation Ranking
- 1 Citation Count
- C23C Class
- 13.95 % this patent is cited more than
- 10 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Mar 1, 2027 |
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 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
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