Patent US3241861A successfully refreshed from Google Patents.
US3241861A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tractor hitch construction
Assignee: International Motors LLC
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Filing: 1963-03-18
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Granted: 1966-03-22
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Expires: 1983-03-18
Abstract
No abstract record available.
Inventors
- 👤 Marindin Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:43
CPC Classifications
B; B62; B62D; B62D49/00; B62D49/06; B62D49/065; B60; B60D; B60D1/00; B60D1/14; B60D1/141
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
IN A TRACTOR HAVING HITCH MEANS INCLUDING IMPLEMENT HITCH PIVOTS CONNECTED WITH THE TRACTOR AND A TRAILER HITCH STRUCTURE INCLUDING TRAILER HITCH PIVOTS, SAID TRAILER HITCH STRUCTURE BEING CONNECTED WITH THE TRACTOR, A PAIR OF LOWER LINKS SELECTIVELY ENGAGEABLE AT THEIR RESPECTIVE INNER ENDS WITH SAID PIVOTS, AND POWER LIFT MEANS CONNECTABLE WITH SAID LOWER LINKS FOR RAISING AND LOWERING SAID TRAILER HITCH STRUCTURE, THE IMPROVEMENT COMPRISING RADIUS ARM MEANS ARTICULATED TO THE TRACTOR ABOVE SAID TRAILER HITCH STRUCTURE AND ARTICULATED TO SAID LOWER LINKS CONTIGUOUS TO THE RESPECTIVE OUTER ENDS THEREOF.
Claim 2
Dependent Claim
92 words
IN A TRACTOR HAVING HITCH MEANS INCLUDING IMPLEMENT HITCH PIVOTS CONNECTED WITH THE TRACTOR AND A TRAILER HITCH STRUCTURE INCLUDING TRAILER HITCH PIVOTS, SAID TRAILER HITCH STRUCTURE BEING CONNECTED WITH THE TRACTOR, A PAIR OF LOWER LINKS SELECTIVELY ENGAGEABLE AT THEIR RESPECTIVE INNER ENDS WITH SAID PIVOTS, AND POWER LIFT MEANS CONNECTABLE WITH SAID LOWER LINKS FOR RAISING AND LOWERING SAID TRAILER HITCH STRUCTURE, THE IMPROVEMENT COMPRISING RADIUS ARM MEANS ARTICULATED TO THE TRACTOR ABOVE SAID TRAILER HITCH STRUCTURE AND ARTICULATED TO SAID LOWER LINKS CONTIGUOUS TO THE RESPECTIVE OUTER ENDS THEREOF.
References Cited (Backward Citations)
US2786695A
Cited
US2912258A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |