Patent US2828030A successfully refreshed from Google Patents.
US2828030A
Expired / Lapsed
US
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Elevator for use with tobacco harvester
Assignee: HARRINGTON Manufacturing Co
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Filing: 1955-02-07
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Granted: 1958-03-25
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Expires: 1975-02-07
Abstract
No abstract record available.
Inventors
- 👤 Joseph J Harrington
- 👤 Adoniram J Jilcott
- 👤 John D Mitchell
- 👤 Bertram L Jordan
- 👤 Charles B Stansfield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:49
CPC Classifications
B; B65; B65G; B65G69/00; B65G69/22; B65G69/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2298166A
Cited
US2503146A
Cited
US2527818A
Cited
CH275662A
Cited
DE818568C
Cited
DE875766C
Cited
US2680529A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-24 | 1961-09-23 | 1962-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-24 | 1965-09-23 | 1966-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-24 | 1969-09-23 | 1970-03-25 | $7700.00 | Window Closed / Lapsed |