US3414142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sweep arm bin unloader
Assignee: Individual
•
Filing: 1967-05-09
•
Granted: 1968-12-03
•
Expires: 1987-05-09
Abstract
No abstract record available.
Inventors
- 👤 Melvin W Kolze
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:42
CPC Classifications
B; B65; B65G; B65G65/00; B65G65/30; B65G65/34; B65G65/40; B65G65/46; B65G65/466
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1274548A
Cited
US1482524A
Cited
US2111663A
Cited
US2617351A
Cited
US3064831A
Cited
US3138268A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |