Combustor nozzle and gas turbine including the same
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
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Feb 18, 2025
Grant Date -
Aug 10, 2023
app pub date -
Jan 30, 2023
filing date -
Jan 30, 2023
priority date (Note) -
In Force
status (Latency Note)
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Importance

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Abstract
Disclosed herein is a combustor nozzle that includes at least one cluster composed of a plurality of tubes through which air and fuel flow, wherein the cluster includes a main tube through which air and fuel flow, a sub-tube disposed to surround the main tube, a fuel supply part positioned inside the main tube to supply fuel, and a plurality of wing parts protruding radially from the fuel supply part, each having one end coupled to the fuel supply part and the other end in contact with an inner peripheral surface of the main tube.
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)
- DOOSAN ENERBILITY CO., LTD.
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Choi, Chea Hong | Gimhae, KR | 3 | 1 |
# of filed Patents : 3 Total Citations : 1 | |||
Jeong, Han Jin | Hanam, KR | 5 | 4 |
# of filed Patents : 5 Total Citations : 4 | |||
Jo, Seong Hwi | Daejeon, KR | 2 | 0 |
# of filed Patents : 2 Total Citations : 0 |
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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 | Aug 18, 2028 |
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Aug 18, 2032 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Aug 18, 2036 |
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 |
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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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Date | Code | Event | Description |
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Oct 18, 2021 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4 |
Jun 26, 2018 | P | Publication | |
Jun 06, 2018 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Nov 10, 2016 | P | Published | |
Jul 20, 2016 | F | Filing | |
Jul 20, 2016 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:STAMPER, ANTHONY K.;TWOMBLY, JOHN G.;SIGNING DATES FROM 20130330 TO 20130415;REEL/FRAME:039201/0616 Owner name: INTERNATIONAL BUSINESS MACHINES CORPORATION, NEW Y |

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