Patent US3991770A successfully refreshed from Google Patents.
US2920713A
Expired / Lapsed
US
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Safety bumper for industrial truck
Assignee: BARRETT CRAVENS CO
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Filing: 1957-04-22
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Granted: 1960-01-12
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Expires: 1977-04-22
Abstract
No abstract record available.
Inventors
- 👤 Francis C Paradise
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:38
CPC Classifications
B; B60; B60R; B60R19/00; B60R19/02; B60R19/48; B60R19/483
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1669536A
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US1811484A
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US1658574A
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US1823950A
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US2282201A
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US2588815A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-11 | 1963-07-13 | 1964-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-11 | 1967-07-13 | 1968-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-11 | 1971-07-13 | 1972-01-12 | $7700.00 | Window Closed / Lapsed |