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US3433332A
Expired / Lapsed
US
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Hoist overload preventing device
Assignee: Yale Industrial Products Inc
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Filing: 1967-04-07
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Granted: 1969-03-18
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Expires: 1987-04-07
Abstract
No abstract record available.
Inventors
- 👤 Eugene R Braun
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:33
CPC Classifications
F; F16; F16D; F16D59/00; B; B66; B66D; B66D5/00; B66D2700/00; B66D2700/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |