US2525402A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hoist brake
Assignee: Cleveland Crane and Engineering Co
•
Filing: 1947-08-02
•
Granted: 1950-10-10
•
Expires: 1967-08-02
Abstract
No abstract record available.
Inventors
- 👤 Roy F Dehn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:04
CPC Classifications
F; F16; F16D; F16D59/00; B; B66; B66D; B66D5/00; B66D5/32; B66D2700/00; B66D2700/05; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20474; Y10T74/20492
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US875367A
Cited
US1455369A
Cited
US1628239A
Cited
US1805482A
Cited
US1824150A
Cited
US2219551A
Cited
US2357462A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-09 | 1954-04-10 | 1954-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-09 | 1958-04-10 | 1958-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-09 | 1962-04-10 | 1962-10-10 | $7700.00 | Window Closed / Lapsed |