US3442071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic celery harvesting machine
Assignee: DUDA JOHN L JUN
•
Filing: 1965-10-23
•
Granted: 1969-05-06
•
Expires: 1985-10-23
Abstract
No abstract record available.
Inventors
- 👤 John L Duda Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:29
CPC Classifications
A; A01; A01D; A01D45/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2679716A
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US2681538A
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US2709602A
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US3168145A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-05 | 1972-11-04 | 1973-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-05 | 1976-11-04 | 1977-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-05 | 1980-11-04 | 1981-05-06 | $7700.00 | Window Closed / Lapsed |