Patent US2369778A successfully refreshed from Google Patents.
Patent US3120873A successfully refreshed from Google Patents.
US3120873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plow mounting connection
Assignee: Individual
•
Filing: 1961-02-09
•
Granted: 1964-02-11
•
Expires: 1981-02-09
Abstract
No abstract record available.
Inventors
- 👤 Martin L Bledsoe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:56
CPC Classifications
A; A01; A01B; A01B35/00; A01B35/20; A01B35/22; A01B35/225; F; F16; F16B; F16B2200/00; F16B2200/10; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7075; Y10T403/7077; Y10T403/7079; Y10T403/7084; Y10T403/71; Y10T403/7123
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
186 words
A PLOW CONSTRUCTION COMPRISING A STANDARD, A PLOW POINT HAVING A HOLLOW SHANK EXTENDING UPWARDLY THEREFROM WITH A SLOT DISPOSED CENTRALLY ALONG THE REAR THEREOF, A CONNECTOR SECURED TO SAID STANDARD HAVING AN UPRIGHT SLOT THROUGH THE SAME FROM FRONT TO REAR, A SINGLE BOLT PASSING THROUGH THE SLOT IN SAID HOLLOW SHANK AND THE SLOT IN SAID CONNECTOR, SAID BOLT HAVING A HEAD WITHIN SAID HOLLOW SHANK AND A NUT ON ITS OPPOSITE END FOR ADJUSTABLY MOUNTING THE PLOW POINT AGAINST THE CONNECTOR, SAID HOLLOW SHANK BEING PROVIDED WITH LUG MEANS EXTENDING REARWARDLY INTO ENGAGEMENT WITH SAID CONNECTOR TO PREVENT SAID SHANK FROM TWISTING RELATIVE TO SAID CONNECTOR, A PAIR OF COOPERATING EXPANSIBLE SPACERS ENCIRCLING THE BOLT IN NORMALLY EXPANDED POSITION BETWEEN THE NUT AND THE REAR SIDE OF THE CONNECTOR, SAID SPACERS BEING ROTATABLY COLLAPSIBLE WHEN THE NUT IS SLIGHTLY LOOSENED WHEREBY TO LEAVE A GREATER SPACE BETWEEN THE NUT AND THE CONNECTOR FOR QUICK AND EASY ADJUSTMENT OF THE PLOW POINT ALONG THE CONNECTOR, SAID SINGLE BOLT AND SAID LUG MEANS CONSTITUTING THE SOLE MEANS FOR MOUNTING THE PLOW POINT ON THE CONNECTOR.
Claim 2
Dependent Claim
186 words
A PLOW CONSTRUCTION COMPRISING A STANDARD, A PLOW POINT HAVING A HOLLOW SHANK EXTENDING UPWARDLY THEREFROM WITH A SLOT DISPOSED CENTRALLY ALONG THE REAR THEREOF, A CONNECTOR SECURED TO SAID STANDARD HAVING AN UPRIGHT SLOT THROUGH THE SAME FROM FRONT TO REAR, A SINGLE BOLT PASSING THROUGH THE SLOT IN SAID HOLLOW SHANK AND THE SLOT IN SAID CONNECTOR, SAID BOLT HAVING A HEAD WITHIN SAID HOLLOW SHANK AND A NUT ON ITS OPPOSITE END FOR ADJUSTABLY MOUNTING THE PLOW POINT AGAINST THE CONNECTOR, SAID HOLLOW SHANK BEING PROVIDED WITH LUG MEANS EXTENDING REARWARDLY INTO ENGAGEMENT WITH SAID CONNECTOR TO PREVENT SAID SHANK FROM TWISTING RELATIVE TO SAID CONNECTOR, A PAIR OF COOPERATING EXPANSIBLE SPACERS ENCIRCLING THE BOLT IN NORMALLY EXPANDED POSITION BETWEEN THE NUT AND THE REAR SIDE OF THE CONNECTOR, SAID SPACERS BEING ROTATABLY COLLAPSIBLE WHEN THE NUT IS SLIGHTLY LOOSENED WHEREBY TO LEAVE A GREATER SPACE BETWEEN THE NUT AND THE CONNECTOR FOR QUICK AND EASY ADJUSTMENT OF THE PLOW POINT ALONG THE CONNECTOR, SAID SINGLE BOLT AND SAID LUG MEANS CONSTITUTING THE SOLE MEANS FOR MOUNTING THE PLOW POINT ON THE CONNECTOR.
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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) | 1967-02-10 | 1967-08-12 | 1968-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-10 | 1971-08-12 | 1972-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-10 | 1975-08-12 | 1976-02-11 | $7700.00 | Window Closed / Lapsed |