Patent US2879074A successfully refreshed from Google Patents.
US2879074A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wheel adjustment for mowers
Assignee: ROBERTON Manufacturing CO
•
Filing: 1956-10-29
•
Granted: 1959-03-24
•
Expires: 1976-10-29
Abstract
No abstract record available.
Inventors
- 👤 Frederic A Roberton
- 👤 Harold T Bright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:48
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D34/74; B; B60; B60B; B60B37/00; B60B37/10; A01D2101/00
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) | 1962-03-23 | 1962-09-22 | 1963-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-23 | 1966-09-22 | 1967-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-23 | 1970-09-22 | 1971-03-24 | $7700.00 | Window Closed / Lapsed |