Patent US2983349A successfully refreshed from Google Patents.
US2983349A
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US
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Magnetic clutch
Assignee: General Electric Co
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Filing: 1957-10-17
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Granted: 1961-05-09
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Expires: 1977-10-17
Abstract
No abstract record available.
Inventors
- 👤 William H Meiklejohn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:53
CPC Classifications
F; F16; F16D; F16D37/00; F16D37/02; F16D2037/005; Y; Y10; Y10S; Y10S159/00; Y10S159/07
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) | 1964-05-08 | 1964-11-07 | 1965-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-08 | 1968-11-07 | 1969-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-08 | 1972-11-07 | 1973-05-09 | $7700.00 | Window Closed / Lapsed |