US3266579A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Castor mounting for cultivator shanks
Assignee: Individual
•
Filing: 1964-06-22
•
Granted: 1966-08-16
•
Expires: 1984-06-22
Abstract
No abstract record available.
Inventors
- 👤 Hofer Walter David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:50
CPC Classifications
A; A01; A01B; A01B35/00; A01B35/20; A01B35/22; A01B35/24; A01B61/00; A01B61/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
IN A CULTIVATOR HAVING A CROSS MEMBER AND A CULTIVATING SHANK, MEANS MOUNTING THE SHANK ON THE CROSS MEMBER, SAID MEANS INCLUDING A SLEEVE FREE TO TURN AXIALLY ON THE CROSS MEMBER, A CASTOR SLEEVE FIXED TO THE CROSS MEMBER SLEEVE, AND A SHANK MOUNTING ELEMENT, SAID ELEMENT INCLUDING A LEG MOUNTED FREE TO TURN IN THE CASTOR SLEEVE, SAID LEG HAVING A LOWER BOOT PORTION TO WHICH THE SHANK IS ATTACHABLE.
Claim 2
Dependent Claim
72 words
IN A CULTIVATOR HAVING A CROSS MEMBER AND A CULTIVATING SHANK, MEANS MOUNTING THE SHANK ON THE CROSS MEMBER, SAID MEANS INCLUDING A SLEEVE FREE TO TURN AXIALLY ON THE CROSS MEMBER, A CASTOR SLEEVE FIXED TO THE CROSS MEMBER SLEEVE, AND A SHANK MOUNTING ELEMENT, SAID ELEMENT INCLUDING A LEG MOUNTED FREE TO TURN IN THE CASTOR SLEEVE, SAID LEG HAVING A LOWER BOOT PORTION TO WHICH THE SHANK IS ATTACHABLE.
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) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |