Patent US2570192A successfully refreshed from Google Patents.
US2570192A
Expired / Lapsed
US
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Power transmission
Assignee: Koehring Co
•
Filing: 1944-06-26
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Granted: 1951-10-09
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Expires: 1964-06-26
Abstract
No abstract record available.
Inventors
- 👤 Wendell K Beckwith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:26
CPC Classifications
F; F16; F16D; F16D67/00; F16H; F16H3/00; F16H3/02; F16H3/20; F16H3/22; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19149; Y10T74/19158; Y10T74/19219; Y10T74/19228
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1689245A
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US1667565A
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US1689244A
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US1724202A
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FR686626A
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US2171715A
Cited
AT153993B
Cited
US2213342A
Cited
GB517519A
Cited
US2355709A
Cited
US2324733A
Cited
US2344656A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-08 | 1955-04-09 | 1955-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-08 | 1959-04-09 | 1959-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-08 | 1963-04-09 | 1963-10-09 | $7700.00 | Window Closed / Lapsed |