US3193023A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disc harrow
Assignee: Individual
•
Filing: 1963-09-30
•
Granted: 1965-07-06
•
Expires: 1983-09-30
Abstract
No abstract record available.
Inventors
- 👤 Raymond A Adee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:53
CPC Classifications
A; A01; A01B; A01B73/00; A01B21/00; A01B21/08; A01B21/083; A01B63/00; A01B63/14; A01B63/16; A01B63/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
A DISC HARROW COMPRISING: A WHEEL AND AXLE ASSEMBLY; A FRAMEWORK CARRIED BY SAID ASSEMBLY, THE FRAMEWORK INCLUDING A CENTRAL MEMBER AND A PAIR OF SPACED SIDE MEMBERS; A PAIR OF DISC GANGS CARRIED IN TANDEM RELATIONSHIP BY THE FRAMEWORK ON EACH SIDE OF SAID CENTRAL MEMBER, THE GANGS OF EACH PAIR THEREOF DIVERGING AS THE OUTER ENDS OF THE GANGS ARE APPROACHED; A FRAME EXTENSION FOR EACH SIDE OF THE HARROW, EACH EXTENSION INCLUDING A FRAME HINGEDLY SECURED TO A PROXIMAL SIDE MEMBER FOR SWINGING MOVEMENT THROUGH A SUBSTANTIALLY VERTICAL ARC OUTBOARD OF THE FRAMEWORK; A PAIR OF DISC BANKS CARRIED IN TANDEM RELATIONSHIP BY EACH FRAME RESPECTIVELY, THE BANKS OF EACH PAIR THEREOF DIVERGING AS THE OUTER ENDS THEREOF ARE APPROACHED, THE SPACING BETWEEN THE OUTER ENDS OF SAID BANKS BEING AT LEAST AS SMALL AS THE SPACING BETWEEN THE OUTER ENDS OF THE CORRESPONDING GANGS.
Claim 2
Dependent Claim
148 words
A DISC HARROW COMPRISING: A WHEEL AND AXLE ASSEMBLY; A FRAMEWORK CARRIED BY SAID ASSEMBLY, THE FRAMEWORK INCLUDING A CENTRAL MEMBER AND A PAIR OF SPACED SIDE MEMBERS; A PAIR OF DISC GANGS CARRIED IN TANDEM RELATIONSHIP BY THE FRAMEWORK ON EACH SIDE OF SAID CENTRAL MEMBER, THE GANGS OF EACH PAIR THEREOF DIVERGING AS THE OUTER ENDS OF THE GANGS ARE APPROACHED; A FRAME EXTENSION FOR EACH SIDE OF THE HARROW, EACH EXTENSION INCLUDING A FRAME HINGEDLY SECURED TO A PROXIMAL SIDE MEMBER FOR SWINGING MOVEMENT THROUGH A SUBSTANTIALLY VERTICAL ARC OUTBOARD OF THE FRAMEWORK; A PAIR OF DISC BANKS CARRIED IN TANDEM RELATIONSHIP BY EACH FRAME RESPECTIVELY, THE BANKS OF EACH PAIR THEREOF DIVERGING AS THE OUTER ENDS THEREOF ARE APPROACHED, THE SPACING BETWEEN THE OUTER ENDS OF SAID BANKS BEING AT LEAST AS SMALL AS THE SPACING BETWEEN THE OUTER ENDS OF THE CORRESPONDING GANGS.
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) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |