US2756964A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lifting mechanism having clutch and brake
Assignee: Cleveland Pneumatic Tool Co
•
Filing: 1954-08-17
•
Granted: 1956-07-31
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Expires: 1974-08-17
Abstract
No abstract record available.
Inventors
- 👤 Walter H Hogan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:30
CPC Classifications
B; B66; B66F; B66F3/00; B66F3/08; F; F16; F16D; F16D49/00; F16D49/08; F16D49/10; F16D67/00; F16D67/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1706710A
Cited
US2267524A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-31 | 1960-01-30 | 1960-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-31 | 1964-01-30 | 1964-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-31 | 1968-01-30 | 1968-07-31 | $7700.00 | Window Closed / Lapsed |