US2673632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ratchet turnbuckle
Assignee: AMERICAN FORGE AND Manufacturing Co
•
Filing: 1949-12-16
•
Granted: 1954-03-30
•
Expires: 1969-12-16
Abstract
No abstract record available.
Inventors
- 👤 John A Stiranka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:24
CPC Classifications
F; F16; F16G; F16G11/00; F16G11/12; Y; Y10; Y10T; Y10T403/00; Y10T403/29; Y10T403/293; Y10T74/00; Y10T74/15; Y10T74/1558; Y10T74/1577; Y10T74/1579; Y10T74/21; Y10T74/2133; Y10T74/2136
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1843121A
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US1971472A
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US2138332A
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US2281300A
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US2289137A
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US2407468A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-29 | 1957-09-28 | 1958-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-29 | 1961-09-28 | 1962-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-29 | 1965-09-28 | 1966-03-30 | $7700.00 | Window Closed / Lapsed |