Patent US3235013A successfully refreshed from Google Patents.
US3235013A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Agricultural implements
Assignee: Individual
•
Filing: 1963-09-27
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Granted: 1966-02-15
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Expires: 1983-09-27
Abstract
No abstract record available.
Inventors
- 👤 Jr John H Kirkpatrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:37
CPC Classifications
A; A01; A01B; A01B51/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
AN AGRICULTURAL KIT OF SELECTIVELY AND UNIVERSELLY USABLE COMPONENTS FOR ASSEMBLING A SOIL WORKING IMPLEMENT HAVING SELECTED STRUCTURAL AND FUNCTIONAL CHARACTERISTICS, SAID KIT INCLUDING A BASIC FRAME ADAPTED FOR CONNECTION TO A TRACTOR, SAID FRAME HAVING AT LEAST ONE CROSS-MEMBER OF A POLYGONAL CROSS-SECTION, A TOOL CARRIER, A POLYGONAL SOCKET PROVIDED ON SAID TOOL CARRIER AND HAVING ONE OPEN SIDE, SAID SOCKET COMPLEMENTALLY EMBRACING SAID POLYGONAL CROSS-MEMBER OF SAID FRAME AND SAID OPEN SIDE OF THE SOCKET PERMITTING THE ASSOCIATED TOOL CARRIER TO BE QUICKLY DETACHED FROM AND ATTACHED TO SAID CROSS MEMBER, CAM-ACTUATED RELEASABLE LINKAGE MEANS FOR CLOSING THE OPEN SIDE OF SAID SOCKET WHEREBY TO LOCK THE SAME IN A PREDETERMINED FIXED POSITION ON SAID CROSS MEMBER, AND A SOIL WORKING TOOL REMOVABLY CONNECTED TO SAID TOOL CARRIER.
Claim 2
Dependent Claim
130 words
AN AGRICULTURAL KIT OF SELECTIVELY AND UNIVERSELLY USABLE COMPONENTS FOR ASSEMBLING A SOIL WORKING IMPLEMENT HAVING SELECTED STRUCTURAL AND FUNCTIONAL CHARACTERISTICS, SAID KIT INCLUDING A BASIC FRAME ADAPTED FOR CONNECTION TO A TRACTOR, SAID FRAME HAVING AT LEAST ONE CROSS-MEMBER OF A POLYGONAL CROSS-SECTION, A TOOL CARRIER, A POLYGONAL SOCKET PROVIDED ON SAID TOOL CARRIER AND HAVING ONE OPEN SIDE, SAID SOCKET COMPLEMENTALLY EMBRACING SAID POLYGONAL CROSS-MEMBER OF SAID FRAME AND SAID OPEN SIDE OF THE SOCKET PERMITTING THE ASSOCIATED TOOL CARRIER TO BE QUICKLY DETACHED FROM AND ATTACHED TO SAID CROSS MEMBER, CAM-ACTUATED RELEASABLE LINKAGE MEANS FOR CLOSING THE OPEN SIDE OF SAID SOCKET WHEREBY TO LOCK THE SAME IN A PREDETERMINED FIXED POSITION ON SAID CROSS MEMBER, AND A SOIL WORKING TOOL REMOVABLY CONNECTED TO SAID TOOL CARRIER.
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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) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |