Patent US2462457A successfully refreshed from Google Patents.
US2462457A
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Multiple-clutch mechanism
Assignee: The Snow-Nabstedt Gear Corp
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Filing: 1944-01-15
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Granted: 1949-02-22
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Expires: 1964-01-15
Abstract
No abstract record available.
Inventors
- 👤 John O Berndtson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:10
CPC Classifications
F; F16; F16D; F16D21/00; F16D21/02; F16D21/06; F16D2021/0684; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19228
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1996915A
Cited
US1345688A
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US2094449A
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US2099141A
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US2077663A
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US2125433A
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US2127713A
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US2214164A
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US2231465A
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US2333037A
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US2352478A
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US2386541A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-02-22 | 1952-08-23 | 1953-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-22 | 1956-08-23 | 1957-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-22 | 1960-08-23 | 1961-02-22 | $7700.00 | Window Closed / Lapsed |