US3156307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quick disconnect sweep
Assignee: Individual
•
Filing: 1961-12-15
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Granted: 1964-11-10
•
Expires: 1981-12-15
Abstract
No abstract record available.
Inventors
- 👤 Martin L Bledsoe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:01
CPC Classifications
A; A01; A01B; A01B61/00; A01B61/04; A01B61/044; A01B61/046; A01B35/00; A01B35/20; A01B35/22; A01B35/225
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A QUICK DISCONNECT PLOW SWEEP FOR MOUNTING ON A DOWNWARDLY EXTENDING PLOW STANDARD, SAID SWEEP COMPRISING A GENERALLY HORIZONTALLY DISPOSED BLADE PORTION AND A SHANK PORTION EXTENDING UPWARDLY AND REARWARDLY THEREFROM, SAID SHANK PORTION HAVING A FORE PART AND A PAIR OF REARWARDLY EXTENDING GENERALLY PARALLEL SIDE MEMBERS, EACH OF SAID SIDE MEMBERS HAVING A SLOT DISPOSED ON AN ANGLE RELATIVE TO SAID FORE PART, ADJUSTABLE FASTENING MEANS EXTENDING THROUGH BOTH OF SAID SLOTS, SAID SLOTS BEING INCLINED FROM AN UPPER REAR POSITION TO A LOWER FRONT POSITION WHEREBY WHEN SAID FASTENING MEANS IS LOOSENED IT WILL GRAVITATE TOWARD THE FORE PART OF THE SHANK.
Claim 2
Dependent Claim
105 words
A QUICK DISCONNECT PLOW SWEEP FOR MOUNTING ON A DOWNWARDLY EXTENDING PLOW STANDARD, SAID SWEEP COMPRISING A GENERALLY HORIZONTALLY DISPOSED BLADE PORTION AND A SHANK PORTION EXTENDING UPWARDLY AND REARWARDLY THEREFROM, SAID SHANK PORTION HAVING A FORE PART AND A PAIR OF REARWARDLY EXTENDING GENERALLY PARALLEL SIDE MEMBERS, EACH OF SAID SIDE MEMBERS HAVING A SLOT DISPOSED ON AN ANGLE RELATIVE TO SAID FORE PART, ADJUSTABLE FASTENING MEANS EXTENDING THROUGH BOTH OF SAID SLOTS, SAID SLOTS BEING INCLINED FROM AN UPPER REAR POSITION TO A LOWER FRONT POSITION WHEREBY WHEN SAID FASTENING MEANS IS LOOSENED IT WILL GRAVITATE TOWARD THE FORE PART OF THE SHANK.
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) | 1967-11-10 | 1968-05-11 | 1968-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-10 | 1972-05-11 | 1972-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-10 | 1976-05-11 | 1976-11-10 | $7700.00 | Window Closed / Lapsed |