Patent US2743097A successfully refreshed from Google Patents.
US2743097A
Expired / Lapsed
US
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Generator loading rate control
Assignee: Leeds and Northrup Co
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Filing: 1953-08-25
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Granted: 1956-04-24
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Expires: 1973-08-25
Abstract
No abstract record available.
Inventors
- 👤 James B Carolus
- 👤 Edward J Cranch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:11
CPC Classifications
F; F01; F01D; F01D19/00; F01D17/00; F01D17/02; F01D17/04; F01D17/20; F01D17/22; F01D17/24; F01K; F01K13/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-24 | 1959-10-24 | 1960-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-24 | 1963-10-24 | 1964-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-24 | 1967-10-24 | 1968-04-24 | $7700.00 | Window Closed / Lapsed |