Patent US2870924A successfully refreshed from Google Patents.
US2870924A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bucket and bucket arm control for booms
Assignee: SHAWNEE Manufacturing Co Inc
•
Filing: 1956-01-16
•
Granted: 1959-01-27
•
Expires: 1976-01-16
Abstract
No abstract record available.
Inventors
- 👤 Marion C Wills
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:10
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/28; E02F3/36; E02F3/42; E02F3/425; E02F3/30; E02F3/32; E02F3/38; E02F3/382; E02F3/384; E02F9/00; E02F9/20; E02F9/22; E02F9/2264; E02F9/2275
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1962-01-26 | 1962-07-28 | 1963-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-26 | 1966-07-28 | 1967-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-26 | 1970-07-28 | 1971-01-27 | $7700.00 | Window Closed / Lapsed |