Patent US2799387A successfully refreshed from Google Patents.
US2799387A
Expired / Lapsed
US
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Bale elevator structure
Assignee: Individual
•
Filing: 1954-01-08
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Granted: 1957-07-16
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Expires: 1974-01-08
Abstract
No abstract record available.
Inventors
- 👤 Sr Harry Butcher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:43
CPC Classifications
B; B65; B65G; B65G41/00; B65G41/001; B65G41/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1321531A
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US723335A
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US782050A
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US891140A
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US1010297A
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US1212890A
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US1589495A
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US1989537A
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US2621777A
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US2536672A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-15 | 1961-01-14 | 1961-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-15 | 1965-01-14 | 1965-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-15 | 1969-01-14 | 1969-07-16 | $7700.00 | Window Closed / Lapsed |