US2420607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic repulsion geneva movement
Assignee: General Electric Co
•
Filing: 1945-09-26
•
Granted: 1947-05-13
•
Expires: 1965-09-26
Abstract
No abstract record available.
Inventors
- 👤 Lewis I Mendelsohn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:42
CPC Classifications
G; G06; G06M; G06M1/00; G06M1/14; G06M1/16; G06M1/163; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19642; Y10T74/19698; Y10T74/19828
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR420735A
Cited
US1891101A
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US2107373A
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US2195311A
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US2298573A
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US2365510A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-05-12 | 1950-11-11 | 1951-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-05-12 | 1954-11-11 | 1955-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-05-12 | 1958-11-11 | 1959-05-13 | $7700.00 | Window Closed / Lapsed |