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US3077935A Expired / Lapsed US ⏱️ 0.0 years remaining

Tractor mounted cultivator

Assignee: Individual
•
Filing: 1961-08-22
•
Granted: 1963-02-19
•
Expires: 1981-08-22
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Abstract

No abstract record available.

Inventors

  • 👤 Robert N Smith

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 15:39
CPC Classifications
A; A01; A01B; A01B35/00; A01B35/02; A01B35/10; A01B35/12

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 253 words
IN AN ATTACHING DEVICE FOR ROTATABLY MOUNTING A TOOL-BAR ON A TRACTOR BETWEEN THE FRONT AND REAR WHEELS THEREOF; THE COMBINATION OF A PAIR OF LONGITUDINALLY SPACED STANDARDS EXTENDING HORIZONTALLY FROM EACH SIDE OF THE TRACTOR; AND A MOUNTING BRACKET FOR EACH SIDE OF THE TRACTOR AND EACH HAVING A PAIR OF SLEEVES ADAPTED TO RECEIVE THE STANDARDS ON ONE SIDE OF THE TRACTOR; EACH OF SAID MOUNTING BRACKETS COMPRISING INNER AND OUTER JOURNAL MEMBERS MAINTAINED IN A HORIZONTAL SPACED APART RELATIONSHIP BY INNER AND OUTER BRACE MEANS, RESPECTIVELY, THE LONGITUDINAL AXIS OF EACH OF SAID JOURNALS BEING COLLINEAR WITH EACH OTHER AND EXTENDING TRANSVERSELY TO THE DIRECTION OF TRAVEL OF SAID TRACTOR; SAID INNER BRACE MEANS COMPRISING A VERTICAL BAR ATTACHED INTERMEDIATE ITS ENDS TO THE FORWARDMOST OF SAID SLEEVES AND HAVING ITS LOWER END ATTACHED TO SAID INNER JOURNAL MEMBER, AND AN INCLINED BAR HAVING ONE OF ITS ENDS ATTACHED TO THE REARWARDMOST OF SAID SLEEVES AND HAVING ITS OTHER END ATTACHED TO SAID INNER JOURNAL MEMBER; SAID OUTER BRACE MEANS COMPRISING AN OUTWARDLY AND DOWNWARDLY EXTENDING BAR HAVING ITS UPPER END ATTACHED TO THE UPPER END OF SAID VERTICAL BAR AND HAVING ITS LOWER END ATTACHED TO SAID OUTER JOURNAL MEMBER, AND A SECOND INCLINED BAR HAVING ONE OF ITS ENDS ATTACHED TO THE REARWARDMOST OF SAID SLEEVES AND HAVING ITS OTHER END ATTACHED TO SAID OUTER JOURNAL MEMBER; WHEREBY A TRANSVERSELY EXTENDING TOOL BAR MAY BE ROTATABLY MOUNTED IN ALL OF SAID JOURNALS FOR SUPPORTING A PLURALITY OF TOOLS.
Claim 2
Dependent Claim 253 words
IN AN ATTACHING DEVICE FOR ROTATABLY MOUNTING A TOOL-BAR ON A TRACTOR BETWEEN THE FRONT AND REAR WHEELS THEREOF; THE COMBINATION OF A PAIR OF LONGITUDINALLY SPACED STANDARDS EXTENDING HORIZONTALLY FROM EACH SIDE OF THE TRACTOR; AND A MOUNTING BRACKET FOR EACH SIDE OF THE TRACTOR AND EACH HAVING A PAIR OF SLEEVES ADAPTED TO RECEIVE THE STANDARDS ON ONE SIDE OF THE TRACTOR; EACH OF SAID MOUNTING BRACKETS COMPRISING INNER AND OUTER JOURNAL MEMBERS MAINTAINED IN A HORIZONTAL SPACED APART RELATIONSHIP BY INNER AND OUTER BRACE MEANS, RESPECTIVELY, THE LONGITUDINAL AXIS OF EACH OF SAID JOURNALS BEING COLLINEAR WITH EACH OTHER AND EXTENDING TRANSVERSELY TO THE DIRECTION OF TRAVEL OF SAID TRACTOR; SAID INNER BRACE MEANS COMPRISING A VERTICAL BAR ATTACHED INTERMEDIATE ITS ENDS TO THE FORWARDMOST OF SAID SLEEVES AND HAVING ITS LOWER END ATTACHED TO SAID INNER JOURNAL MEMBER, AND AN INCLINED BAR HAVING ONE OF ITS ENDS ATTACHED TO THE REARWARDMOST OF SAID SLEEVES AND HAVING ITS OTHER END ATTACHED TO SAID INNER JOURNAL MEMBER; SAID OUTER BRACE MEANS COMPRISING AN OUTWARDLY AND DOWNWARDLY EXTENDING BAR HAVING ITS UPPER END ATTACHED TO THE UPPER END OF SAID VERTICAL BAR AND HAVING ITS LOWER END ATTACHED TO SAID OUTER JOURNAL MEMBER, AND A SECOND INCLINED BAR HAVING ONE OF ITS ENDS ATTACHED TO THE REARWARDMOST OF SAID SLEEVES AND HAVING ITS OTHER END ATTACHED TO SAID OUTER JOURNAL MEMBER; WHEREBY A TRANSVERSELY EXTENDING TOOL BAR MAY BE ROTATABLY MOUNTED IN ALL OF SAID JOURNALS FOR SUPPORTING A PLURALITY OF TOOLS.

References Cited (Backward Citations)

US2247367A Cited
US2239332A Cited
US2335175A Cited
US2777377A Cited
DE948563C Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-02-18 1966-08-20 1967-02-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-02-18 1970-08-20 1971-02-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-02-18 1974-08-20 1975-02-19 $7700.00 Window Closed / Lapsed

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