US2903077A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Soil tilling device
Assignee: Simplicity Manufacturing Inc
•
Filing: 1957-06-10
•
Granted: 1959-09-08
•
Expires: 1977-06-10
Abstract
No abstract record available.
Inventors
- 👤 Kamlukin Igor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:30
CPC Classifications
F; F16; F16H; F16H9/00; F16H9/02; F16H9/04; A; A01; A01B; A01B33/00; A01B33/02; A01B33/028; B; B62; B62D; B62D51/00; B62D51/004
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US537447A
Cited
US1090027A
Cited
US1160537A
Cited
US1486548A
Cited
US2078408A
Cited
US2445797A
Cited
US2485057A
Cited
US2450262A
Cited
US2587343A
Cited
US2583272A
Cited
US2756615A
Cited
US2827842A
Cited
US2803183A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-07 | 1963-03-09 | 1963-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-07 | 1967-03-09 | 1967-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-07 | 1971-03-09 | 1971-09-08 | $7700.00 | Window Closed / Lapsed |