Patent US3211252A successfully refreshed from Google Patents.
Patent US3041104A successfully refreshed from Google Patents.
US3041104A
Expired / Lapsed
US
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Device for unrolling the canvas top of a trailer truck
Assignee: Individual
•
Filing: 1959-12-17
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Granted: 1962-06-26
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Expires: 1979-12-17
Abstract
No abstract record available.
Inventors
- 👤 Douglas B Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:10
CPC Classifications
B; B60; B60J; B60J7/00; B60J7/02; B60J7/06; B60J7/061; B60J7/062
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1031206A
Cited
US1263759A
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US2469958A
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US2558926A
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US2559310A
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US2757042A
Cited
US2882091A
Cited
US2969284A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-25 | 1965-12-25 | 1966-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-25 | 1969-12-25 | 1970-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-25 | 1973-12-25 | 1974-06-26 | $7700.00 | Window Closed / Lapsed |