US2617255A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combustion chamber for a gas turbine
Assignee: BBC Brown Boveri AG Germany
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Filing: 1948-03-03
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Granted: 1952-11-11
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Expires: 1968-03-03
Abstract
No abstract record available.
Inventors
- 👤 Niehus Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:43
CPC Classifications
F; F23; F23R; F23R3/00; F23R3/002; F23R3/02; F23R3/04; F23R3/06; F23R3/08; F05; F05B; F05B2260/00; F05B2260/20; F05B2260/221; F05B2260/224; F05B2260/2241
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1440095A
Cited
US2268464A
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GB597151A
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US2464791A
Cited
US2458066A
Cited
US2446059A
Cited
US2476031A
Cited
US2493641A
Cited
US2491434A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-11 | 1956-05-12 | 1956-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-11 | 1960-05-12 | 1960-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-11 | 1964-05-12 | 1964-11-11 | $7700.00 | Window Closed / Lapsed |