Patent US2915332A successfully refreshed from Google Patents.
US2915332A
Expired / Lapsed
US
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Material handling apparatus
Assignee: Cleveland Crane and Engineering Co
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Filing: 1956-07-03
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Granted: 1959-12-01
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Expires: 1976-07-03
Abstract
No abstract record available.
Inventors
- 👤 Harry A Cotesworth
- 👤 Franklin W Dunning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:41
CPC Classifications
B; B66; B66C; B66C1/00; B66C1/10; B66C1/42; B66C1/44; B66C1/445; B66C1/447
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1807360A
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US2483312A
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US2588520A
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US2596895A
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US2604220A
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US2575507A
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US2618121A
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US2647650A
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US2683546A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-30 | 1963-06-01 | 1963-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-30 | 1967-06-01 | 1967-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-30 | 1971-06-01 | 1971-12-01 | $7700.00 | Window Closed / Lapsed |