US2803785A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control system for a prime mover
Assignee: General Electric Co
•
Filing: 1949-12-14
•
Granted: 1957-08-20
•
Expires: 1969-12-14
Abstract
No abstract record available.
Inventors
- 👤 Philip F Desch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:25
CPC Classifications
H; H02; H02J; H02J3/00; H02J3/04; H02J3/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US162180A
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US701958A
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US1840129A
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US2000753A
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US2243225A
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US2404968A
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US2390084A
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US2388527A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-19 | 1961-02-18 | 1961-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-19 | 1965-02-18 | 1965-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-19 | 1969-02-18 | 1969-08-20 | $7700.00 | Window Closed / Lapsed |