US3310123A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tractor hitch selectively adjustable stabilizer
Assignee: Individual
•
Filing: 1964-12-08
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Granted: 1967-03-21
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Expires: 1984-12-08
Abstract
No abstract record available.
Inventors
- 👤 Paul D Abbott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:58
CPC Classifications
A; A01; A01B; A01B59/00; A01B59/06; A01B59/066; A01B59/068; A01B59/04; A01B59/041
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
149 words
A TRACTOR HITCH SELECTIVELY ADJUSTABLE STABILIZER FOR MOUNTING ON A PROPELLING VEHICLE COMPRISING A PAIR OF SPACED UNIVERSAL MEMBERS PIVOTALLY MOUNTED ON SAID VEHICLE FOR MOVEMENT OF SAID MEMBERS IN A GENERALLY VERTICAL DIRECTION, A LIFT ARM PIVOTALLY MOUNTED ON EACH OF SAID UNIVERSAL MEMBERS FOR MOVEMENT IN A GENERALLY HORIZONTAL DIRECTION, A STABILIZER ARM PIVOTALLY MOUNTED ON EACH OF SAID UNIVERSAL MEMBERS ADJACENT TO EACH OF SAID LIFT ARMS FOR MOVEMENT IN A GENERALLY HORIZONTAL DIRECTION, EACH STABILIZER ARM INCLUDING MEANS SELECTIVELY ENGAGEABLE WITH AT LEAST ONE SIDE OF SAID LIFT ARM, AN ADJUSTABLE CONNECTING MEMBER PIVOTALLY CONNECTED AT ONE END TO SAID SELECTIVELY ENGAGEABLE MEANS AND PIVOTALLY CONNECTED AT THE OPPOSITE END TO SAID VEHICLE SUBSTANTIALLY IN ALIGNMENT WITH THE PIVOT PERMITTING VERTICAL MOVEMENT, WHEREBY EACH LIFT ARM IS FREELY MOVABLE IN A GENERALLY VERTICAL DIRECTION AND IS FREELY MOVABLE IN ONE DIRECTION IN A HORIZONTAL PLANE.
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) | 1970-03-20 | 1970-09-19 | 1971-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-20 | 1974-09-19 | 1975-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-20 | 1978-09-19 | 1979-03-21 | $7700.00 | Window Closed / Lapsed |