US2870893A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clutch assembly
Assignee: Borg Warner Corp
•
Filing: 1956-03-01
•
Granted: 1959-01-27
•
Expires: 1976-03-01
Abstract
No abstract record available.
Inventors
- 👤 James W Palm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:46
CPC Classifications
F; F16; F16D; F16D13/00; F16D13/58; F16D13/70; F16D2013/706
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1515401A
Cited
US1707843A
Cited
US1731416A
Cited
US1767309A
Cited
US2060773A
Cited
US2089786A
Cited
US2241241A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-26 | 1962-07-28 | 1963-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-26 | 1966-07-28 | 1967-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-26 | 1970-07-28 | 1971-01-27 | $7700.00 | Window Closed / Lapsed |