US3116048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Uprooting attachment for tractors
Assignee: Individual
•
Filing: 1961-11-06
•
Granted: 1963-12-31
•
Expires: 1981-11-06
Abstract
No abstract record available.
Inventors
- 👤 Henry S Irwin
- 👤 Denver O Baxter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:30
CPC Classifications
A; A01; A01G; A01G23/00; A01G23/02; A01G23/06; A01G23/062; A01G23/065; A01G17/00; A01G17/04; A01G17/14; A01G17/16
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
152 words
AN UPROOTING ATTACHMENT FOR VEHICLES COMPRISING: (A) A RIGID FRAME INCLUDING SPACED APART UPPER AND LOWER MEMBERS AT THE FRONT END THEREOF; (B) MEANS ADJACENT THE REAR END OF SAID FRAME FOR PIVOTALLY MOUNTING SAID FRAME FOR MOVEMENT IN A VERTICAL PLANE ON A VEHICLE; (C) A PAIR OF ARMS INTERSECTING INTERMEDIATE THE ENDS THEREOF DISPOSED WITH SAID INTERSECTION BETWEEN SAID SPACED APART MEMBERS; (D) MEANS MOUNTING SAID ARMS AT SAID INTERSECTION THEREOF FOR PIVOTAL MOVEMENT; (E) THE OUTER ENDS OF SAID ARMS EXTENDING OUTWARDLY BEYOND THE FORWARD EDGE OF SAID FRAME AND BEING PROVIDED WITH COOPERATING GRIPPING JAWS; (F) THE FORWARD EDGES OF SAID SPACED APART MEMBERS TERMINATING ADJACENT SAID JAWS AND BEING PROVIDED WITH TEETH; AND (G) MEANS ATTACHED ADJACENT THE INNER ENDS OF SAID ARMS, AND ADAPTED TO BE CONNECTED TO A LIFT DEVICE ON A VEHICLE, FOR PIVOTING SAID ARMS TO URGE SAID JAWS TOWARD CLOSED COOPERATIVE ENGAGEMENT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-30 | 1967-07-01 | 1967-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-30 | 1971-07-01 | 1971-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-30 | 1975-07-01 | 1975-12-31 | $7700.00 | Window Closed / Lapsed |