US2485374A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turbine-generator load control system
Assignee: General Electric Co
•
Filing: 1947-09-27
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Granted: 1949-10-18
•
Expires: 1967-09-27
Abstract
No abstract record available.
Inventors
- 👤 Sherman B Farnham
- 👤 Sheppard Raymond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:17
CPC Classifications
H; H02; H02P; H02P9/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2243561A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-17 | 1953-04-18 | 1953-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-17 | 1957-04-18 | 1957-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-17 | 1961-04-18 | 1961-10-18 | $7700.00 | Window Closed / Lapsed |