Patent US2363413A successfully refreshed from Google Patents.
Patent US1790253A successfully refreshed from Google Patents.
US1790253A
Expired / Lapsed
US
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Crank-shaft and bearing assembly
Assignee: HAROLD J CLARK
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Filing: 1927-02-09
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Granted: 1931-01-27
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Expires: 1947-02-09
Abstract
No abstract record available.
Inventors
- 👤 George W Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:24
CPC Classifications
F; F16; F16C; F16C19/00; F16C19/22; F16C19/24; F16C19/28; F16C19/40; F16C33/00; F16C33/30; F16C33/37; F16C33/3713; F16C33/46; F16C33/4688; F16C9/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1934-01-26 | 1934-07-28 | 1935-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-01-26 | 1938-07-28 | 1939-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-01-26 | 1942-07-28 | 1943-01-27 | $7700.00 | Window Closed / Lapsed |