US2940568A
Expired / Lapsed
US
⏱️ 0.0 years remaining
One-way clutch and drag spring
Assignee: Borg Warner Corp
•
Filing: 1957-03-25
•
Granted: 1960-06-14
•
Expires: 1977-03-25
Abstract
No abstract record available.
Inventors
- 👤 Carl R Fagiano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:29
CPC Classifications
F; F16; F16D; F16D41/00; F16D41/06; F16D41/069; F16D41/07; F16D2041/0605
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2389961A
Cited
US2404221A
Cited
US2630896A
Cited
US2753027A
Cited
US2824636A
Cited
US2832450A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |