US2558592A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prime mover regulator
Assignee: General Electric Co
•
Filing: 1949-03-30
•
Granted: 1951-06-26
•
Expires: 1969-03-30
Abstract
No abstract record available.
Inventors
- 👤 Neal E Starkey
- 👤 Carl B Lewis
- 👤 Martin A Edwards
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:25
CPC Classifications
B; B60; B60L; B60L50/00; B60L50/10; B60L2200/00; B60L2200/26; Y; Y02; Y02T; Y02T10/00; Y02T10/60; Y02T10/70; Y02T10/7072
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1981618A
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US2263705A
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US2432177A
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US2297992A
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US2336232A
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US2499232A
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US2390084A
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US2393622A
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US2414936A
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US2411065A
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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) | 1954-06-25 | 1954-12-25 | 1955-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-25 | 1958-12-25 | 1959-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-25 | 1962-12-25 | 1963-06-26 | $7700.00 | Window Closed / Lapsed |