Patent US3415455A successfully refreshed from Google Patents.
US3415455A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flail type material spreader
Assignee: Starline Inc
•
Filing: 1966-08-29
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Granted: 1968-12-10
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Expires: 1986-08-29
Abstract
No abstract record available.
Inventors
- 👤 Robert G Ferris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:15
CPC Classifications
A; A01; A01C; A01C3/00; A01C3/06; A01C3/063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE637725C
Cited
US2199134A
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US2774506A
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US3004765A
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US3174757A
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US3211461A
Cited
US3258270A
Cited
US3294406A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-10 | 1972-06-10 | 1972-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-10 | 1976-06-10 | 1976-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-10 | 1980-06-10 | 1980-12-10 | $7700.00 | Window Closed / Lapsed |