US3720437A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transporter vehicles
Assignee: REDMENT ENG CO Ltd
•
Filing: 1971-05-21
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Granted: 1973-03-13
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Expires: 1991-05-21
Abstract
Abstract A LOAD CARRYING VEHICLE FOR TRANSPORTING LOADS ON TWO VERTICALLY SPACED DECKS THE UPPER OF WHICH MAY BE RAISED AND LOWERED AT LEAST AT ITS LOWER END, COMPRISING A WHEELED CHASSIS, SELF-PROPELLED OR SEMI-TRAILER, SUPPORTING A LOWER DECK, AN UPPER DECK SUPPORTED AT ITS FRONT AND REAR END PORTIONS ABOVE THE LOWER DECK ON SUPPORTS, THE UPPER DECK SUPPORTS AT LEAST AT THE REAR END BEING VARIABLE IN HEIGHT AND MOUNTED ON MEMBERS PIVOTED TO THE VEHICLE STRUCTURE, INCLUDING THE UPPER DECK, ABOUT VERTICAL AXES TO PERMIT OUTWARDS SIDEWARD SWINGING OF THE SUPPORTS FOR MOUNTING LOADS ON THE UPPER AND LOWER DECKS.
Inventors
- 👤 J Lambert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:55
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/06; B60P3/08
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) | 1976-03-12 | 1976-09-11 | 1977-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-03-12 | 1980-09-11 | 1981-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-03-12 | 1984-09-11 | 1985-03-13 | $7700.00 | Window Closed / Lapsed |