US2954982A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sand and chip spreaders
Assignee: FOX RIVER TRACTOR CO
•
Filing: 1957-06-07
•
Granted: 1960-10-04
•
Expires: 1977-06-07
Abstract
No abstract record available.
Inventors
- 👤 Erwin W Saiberlich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:46
CPC Classifications
A; A01; A01C; A01C17/00; E; E01; E01C; E01C19/00; E01C19/12; E01C19/20; E01C19/201; E01C19/202; E01C19/203
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
BE518225A
Cited
US321879A
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US544012A
Cited
US866203A
Cited
US1275332A
Cited
FR731773A
Cited
US2512955A
Cited
US2673090A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-04 | 1964-04-04 | 1964-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-04 | 1968-04-04 | 1968-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-04 | 1972-04-04 | 1972-10-04 | $7700.00 | Window Closed / Lapsed |