US3560045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible cover positioning apparatus
Assignee: Individual
•
Filing: 1969-03-21
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Granted: 1971-02-02
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Expires: 1989-03-21
Abstract
Abstract A DOWNWARDLY OPENINGS TRACK AFFIXED TO THE UPPER EDGES OF OPPOSED SIDES OF TRUCK BOX WITH A PLURALITY OF DOLLIES MOVABLY ENGAGED THEREWITH, A PLURALITY OF SUPPORT RODS HAVING A FLEXIBLE COVER ATTACHED THERETO AFFIXED TO A DOLLY AT EITHER END THEREOF, AN ENDLESS FLEXIBLE CABLE MOUNTED BY PULLEY MEANS ADJACENT EACH END OF AT LEAST ONE OF THE TRACKS AND AFFIXED TO THE REAR DOLLY ENGAGED IN SAID TRACK, AND AN ELECTRIC MOTOR EAGAGED WITH THE PULLEY MEANS FOR MOVING THE ENDLESS CABLE FOR STRETCHING OR RETRACTING SAID FLEXIBLE COVER OVER THE BOX.
Inventors
- 👤 Erwin F Flnneman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:40
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)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-01 | 1974-08-03 | 1975-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-01 | 1978-08-03 | 1979-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-01 | 1982-08-03 | 1983-02-02 | $7700.00 | Window Closed / Lapsed |