US2519907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Cutler Hammer Inc
•
Filing: 1946-12-02
•
Granted: 1950-08-22
•
Expires: 1966-12-02
Abstract
No abstract record available.
Inventors
- 👤 Howard E Hodgson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:16
CPC Classifications
H; H01; H01H; H01H19/00; H01H19/02; H01H19/10; H01H19/14; H01H19/18; H01H19/183
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE196116C
Cited
US2097487A
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US2221324A
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US2348141A
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US2389350A
Cited
US2451416A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-08-21 | 1954-02-20 | 1954-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-21 | 1958-02-20 | 1958-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-21 | 1962-02-20 | 1962-08-22 | $7700.00 | Window Closed / Lapsed |