US2645889A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coacting endless chain type onion harvester
Assignee: Individual
•
Filing: 1949-09-14
•
Granted: 1953-07-21
•
Expires: 1969-09-14
Abstract
No abstract record available.
Inventors
- 👤 Thomas R Warner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:05
CPC Classifications
A; A01; A01D; A01D31/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1479929A
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US1766293A
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US1935972A
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US1956676A
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US2432956A
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US2476336A
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US2433799A
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US2421534A
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US2436831A
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US2470211A
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US2471771A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-20 | 1957-01-19 | 1957-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-20 | 1961-01-19 | 1961-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-20 | 1965-01-19 | 1965-07-21 | $7700.00 | Window Closed / Lapsed |