US2510644A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torque limiting device
Assignee: FLETCHER TRUST Co
•
Filing: 1945-05-24
•
Granted: 1950-06-06
•
Expires: 1965-05-24
Abstract
No abstract record available.
Inventors
- 👤 Hamilton L Mccormick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:00
CPC Classifications
F; F16; F16D; F16D43/00; F16D43/02; F16D43/20; F16D43/21; F16D43/211; F16D2300/00; F16D2300/20; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7009; Y10T403/7018; Y10T403/7021; Y10T403/7047
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1561537A
Cited
US2360187A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-05 | 1953-12-05 | 1954-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-05 | 1957-12-05 | 1958-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-05 | 1961-12-05 | 1962-06-06 | $7700.00 | Window Closed / Lapsed |