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US2420552A
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Driving mechanism
Assignee: General Electric Co
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Filing: 1942-12-05
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Granted: 1947-05-13
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Expires: 1962-12-05
Abstract
No abstract record available.
Inventors
- 👤 Wayne J Morrill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:15
CPC Classifications
F; F16; F16B; F16B1/00; F16B1/02; F16B1/04; F16H; F16H37/00; F16H2700/00; F16H2700/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US865556A
Cited
US1702479A
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US1948709A
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US2086030A
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US2220983A
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US2271640A
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US2303637A
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 |