Patent US3138208A successfully refreshed from Google Patents.
US3138208A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary side mounted cultivator
Assignee: Individual
•
Filing: 1963-04-11
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Granted: 1964-06-23
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Expires: 1983-04-11
Abstract
No abstract record available.
Inventors
- 👤 Stanton G Simms
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:09
CPC Classifications
A; A01; A01B; A01B39/00; A01B39/12; A01B39/16; A01B39/163; A01B39/166
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
185 words
THE COMBINATION OF A TRACTOR AND A ROTARY CULTIVATOR CARRIED BY THE REAR END OF THE TRACTOR FOR CULTIVATING GROUND AROUND AN OBSTACLE OR THE LIKE, WHILE THE TRACTOR MOVES FORWARD COMPRISING A V-SHAPED SUPPORT FRAME MEANS CONNECTED TO THE REAR OF THE TRACTOR, A GENERALLY LONGITUDINALLY EXTENDING SUPPORT BAR MEANS, MEANS INCLUDING PIVOTED BRACKET MEANS CONNECTING SAID SUPPORT BAR MEANS TO SAID SUPPORT FRAME MEANS, PIVOTED CONTROL BAR MEANS AND LINKAGE MEANS INTERCONNECTING THE REAR PORTION OF SAID SUPPORT BAR MEANS TO SAID TRACTOR, A CULTIVATOR UNIT LATERALLY MOUNTED ON THE FRONT PORTION OF SAID SUPPORT BAR MEANS DISPOSED ADJACENT THE FRONT PORTION OF THE TRACTOR, POWER TAKE-OFF MEANS INCLUDING SHAFT MEANS, UNIVERSAL JOINT MEANS AND GEAR MEANS CONNECTED TO THE REAR OF SAID TRACTOR AND SAID CULTIVATOR UNIT, SAID CULTIVATOR UNIT COMPRISING A SECOND GEAR MEANS CONNECTED TO SAID POWER TAKE-OFF MEANS AND A SUPPORT HOUSING MEANS INCLUDING A LATERAL DRIVE MEANS OPERABLY CONNECTED TO SAID SECOND GEAR MEANS, SAID SUPPORT HOUSING MEANS BEING PIVOTALLY MOUNTED ON THE FRONT PORTION OF SAID SUPPORT BAR MEANS, AN EARTH WORKING UNIT MOUNTED ON A VERTICAL
Claim 2
Dependent Claim
185 words
THE COMBINATION OF A TRACTOR AND A ROTARY CULTIVATOR CARRIED BY THE REAR END OF THE TRACTOR FOR CULTIVATING GROUND AROUND AN OBSTACLE OR THE LIKE, WHILE THE TRACTOR MOVES FORWARD COMPRISING A V-SHAPED SUPPORT FRAME MEANS CONNECTED TO THE REAR OF THE TRACTOR, A GENERALLY LONGITUDINALLY EXTENDING SUPPORT BAR MEANS, MEANS INCLUDING PIVOTED BRACKET MEANS CONNECTING SAID SUPPORT BAR MEANS TO SAID SUPPORT FRAME MEANS, PIVOTED CONTROL BAR MEANS AND LINKAGE MEANS INTERCONNECTING THE REAR PORTION OF SAID SUPPORT BAR MEANS TO SAID TRACTOR, A CULTIVATOR UNIT LATERALLY MOUNTED ON THE FRONT PORTION OF SAID SUPPORT BAR MEANS DISPOSED ADJACENT THE FRONT PORTION OF THE TRACTOR, POWER TAKE-OFF MEANS INCLUDING SHAFT MEANS, UNIVERSAL JOINT MEANS AND GEAR MEANS CONNECTED TO THE REAR OF SAID TRACTOR AND SAID CULTIVATOR UNIT, SAID CULTIVATOR UNIT COMPRISING A SECOND GEAR MEANS CONNECTED TO SAID POWER TAKE-OFF MEANS AND A SUPPORT HOUSING MEANS INCLUDING A LATERAL DRIVE MEANS OPERABLY CONNECTED TO SAID SECOND GEAR MEANS, SAID SUPPORT HOUSING MEANS BEING PIVOTALLY MOUNTED ON THE FRONT PORTION OF SAID SUPPORT BAR MEANS, AN EARTH WORKING UNIT MOUNTED ON A VERTICAL
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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) | 1967-06-23 | 1967-12-23 | 1968-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-23 | 1971-12-23 | 1972-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-23 | 1975-12-23 | 1976-06-23 | $7700.00 | Window Closed / Lapsed |