US2940257A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cooling arrangement for a combustion turbine
Assignee: Daimler Benz AG
•
Filing: 1954-03-12
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Granted: 1960-06-14
•
Expires: 1974-03-12
Abstract
No abstract record available.
Inventors
- 👤 Eckert Bruno
- 👤 Kuhl Heinrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:41
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/12; F02C7/16; F02C7/18; F02C7/185; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190915565A
Cited
US2551307A
Cited
FR997219A
Cited
US2618120A
Cited
US2445837A
Cited
US2652816A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |