Patent US3074574A successfully refreshed from Google Patents.
US3074574A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Truck frame and retractable truck bed
Assignee: Individual
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Filing: 1961-03-06
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Granted: 1963-01-22
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Expires: 1981-03-06
Abstract
No abstract record available.
Inventors
- 👤 Prince Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:28
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/06; B60P3/064
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
IN COMBINATION, A HORIZONTAL ELONGATED FRAME HAVING FORWARD AND REARWARD ENDS, MEANS UNDER SAID FRAME TO HOLD IT IN AN ELEVATED POSITION WITH RESPECT TO A SUPPORTING SURFACE, A FIRST TRACK EXTENDING ALONG THE SIDES OF SAID FRAME, A BED SLIDABLY MOUNTED ON SAID TRACK, A SECOND TRACK EXTENDING ALONG THE SIDES OF SAID BED, A SHAFT EXTENDING TRANSVERSELY ACROSS SAID BED AND ROTATABLY MOUNTED BY ITS ENDS ON SAID SECOND TRACK, FIRST AND SECOND SHEAVES ROTATABLY MOUNTED ON SAID SHAFT, A FIRST ELONGATED CABLE EXTENDING AROUND A PORTION OF SAID FIRST SHEAVE AND HAVING ONE OF ITS ENDS SECURED TO THE FORWARD END OF SAID BED AND THE OTHER OF ITS ENDS SECURED TO THE FORWARD END OF SAID FRAME, A SECOND ELONGATED CABLE EXTENDING AROUND A PORTION OF SAID SECOND SHEAVE AND HAVING ONE OF ITS ENDS
Claim 2
Dependent Claim
139 words
IN COMBINATION, A HORIZONTAL ELONGATED FRAME HAVING FORWARD AND REARWARD ENDS, MEANS UNDER SAID FRAME TO HOLD IT IN AN ELEVATED POSITION WITH RESPECT TO A SUPPORTING SURFACE, A FIRST TRACK EXTENDING ALONG THE SIDES OF SAID FRAME, A BED SLIDABLY MOUNTED ON SAID TRACK, A SECOND TRACK EXTENDING ALONG THE SIDES OF SAID BED, A SHAFT EXTENDING TRANSVERSELY ACROSS SAID BED AND ROTATABLY MOUNTED BY ITS ENDS ON SAID SECOND TRACK, FIRST AND SECOND SHEAVES ROTATABLY MOUNTED ON SAID SHAFT, A FIRST ELONGATED CABLE EXTENDING AROUND A PORTION OF SAID FIRST SHEAVE AND HAVING ONE OF ITS ENDS SECURED TO THE FORWARD END OF SAID BED AND THE OTHER OF ITS ENDS SECURED TO THE FORWARD END OF SAID FRAME, A SECOND ELONGATED CABLE EXTENDING AROUND A PORTION OF SAID SECOND SHEAVE AND HAVING ONE OF ITS ENDS
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |