Patent US3348646A successfully refreshed from Google Patents.
US3348646A
Expired / Lapsed
US
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Truck unloading chute
Assignee: Individual
•
Filing: 1966-05-03
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Granted: 1967-10-24
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Expires: 1986-05-03
Abstract
No abstract record available.
Inventors
- 👤 Mccall Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:14
CPC Classifications
B; B65; B65G; B65G11/00; B65G11/12; B65G11/123; A; A01; A01C; A01C15/00; A01C15/003
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1308950A
Cited
US760634A
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US892406A
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US854249A
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US862322A
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US1157010A
Cited
US1261805A
Cited
US1241436A
Cited
US1463232A
Cited
US1626122A
Cited
US2764450A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |