US2583872A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas turbine power plant, including planetary gearing between a compressor, turbine, and power consumer
Assignee: RTX Corp
•
Filing: 1947-08-02
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Granted: 1952-01-29
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Expires: 1967-08-02
Abstract
No abstract record available.
Inventors
- 👤 Philip P Newcomb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:46
CPC Classifications
F; F02; F02C; F02C3/00; F02C3/04; F02C3/107; F02C6/00; F02C6/20; F02C6/206; F02C7/00; F02C7/36; F05; F05D; F05D2220/00; F05D2220/30; F05D2220/32; F05D2220/324; F05D2260/00; F05D2260/40; F05D2260/403; F05D2260/4031; F05D2260/40311; Y; Y02; Y02T; Y02T50/00; Y02T50/60; Y10; Y10S; Y10S74/00; Y10S74/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB203828A
Cited
US1899963A
Cited
US1934237A
Cited
GB467630A
Cited
US2243467A
Cited
US2326072A
Cited
GB537286A
Cited
US2488783A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-28 | 1955-07-30 | 1956-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-28 | 1959-07-30 | 1960-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-28 | 1963-07-30 | 1964-01-29 | $7700.00 | Window Closed / Lapsed |