US2615155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Voltage regulator
Assignee: General Electric Co
•
Filing: 1950-05-02
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Granted: 1952-10-21
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Expires: 1970-05-02
Abstract
No abstract record available.
Inventors
- 👤 Hugh M Ogle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:07
CPC Classifications
H; H02; H02P; H02P9/00; H02P9/14; H02P9/32; G; G05; G05B; G05B11/00; G05B11/01; G05B11/012; G05B11/016; G05F; G05F1/00; G05F1/10; G05F1/12; G05F1/32; G05F1/325; H01; H01F; H01F29/00; H01F29/14; H01F29/143; H03; H03F; H03F9/00; H03F9/02
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) | 1955-10-21 | 1956-04-21 | 1956-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-21 | 1960-04-21 | 1960-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-21 | 1964-04-21 | 1964-10-21 | $7700.00 | Window Closed / Lapsed |