US3605943A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aerial ladder
Assignee: Individual
•
Filing: 1969-10-20
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Granted: 1971-09-20
•
Expires: 1989-10-20
Abstract
Abstract AN AERIAL LADDER WHICH IS POWER OPERATED FOR SWINGING AND TILTING MOVEMENT WITH RESPECT OF A BASE MOUNTING, SAID BASE MOUNTING SO DESIGNED AS TO HAVE A MINIUMUM HEIGHT AND THUS A VERY LOW CENTER OF GRAVITY, SUCH THAT THE BASE MOUNTING AND LADDER ARE ESPECIALLY ADAPTED TO BE MOUNTED ON THE ROOF OF A SMALL TRUCK, WHEREBY A PERSON STANDING AT THE END OF THE EXTENDED LADDER, WITH THE LADDER ORIENTED TRANSVERSELY OF THE TRUCK WILL NOT BE ABLE TO OVERTURN THE TRUCK EVEN IF THE LATTER HAS NO GROUND ENGAGING STABILIZERS.
Inventors
- 👤 Marcel Beaudet
- 👤 Cyrille Blais
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:44
CPC Classifications
E; E06; E06C; E06C5/00; E06C5/02; E06C5/04
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) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |