US1566849A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coupling for flexible shafting
Assignee: FOX MACHINE Co
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Filing: 1921-02-24
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Granted: 1925-12-22
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Expires: 1941-02-24
Abstract
No abstract record available.
Inventors
- 👤 William R Fox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:17
CPC Classifications
F; F16; F16D; F16D1/00; F16D1/10; F16D1/108; F16D1/112; F16D3/00; F16D3/16; F16D3/26; F16D3/38; F16D3/382; F16D3/387; F16D1/06; F16D1/08; F16D1/0876; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17761; Y10T279/17786; Y10T403/00; Y10T403/60; Y10T403/602; Y10T403/604; Y10T403/70; Y10T403/7018; Y10T403/7021; Y10T403/7024
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) | 1928-12-21 | 1929-06-22 | 1929-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-12-21 | 1933-06-22 | 1933-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-12-21 | 1937-06-22 | 1937-12-22 | $7700.00 | Window Closed / Lapsed |