Patent US3522696A successfully refreshed from Google Patents.
US3522696A
Expired / Lapsed
US
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Harvesting apparatus
Assignee: Cornell Research Foundation Inc
•
Filing: 1968-01-25
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Granted: 1970-08-04
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Expires: 1988-01-25
Abstract
No abstract record available.
Inventors
- 👤 William F Millier
- 👤 Gerald E Rehkugler
- 👤 Kenneth E Ryan
- 👤 James A Throop
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:32
CPC Classifications
A; A01; A01D; A01D46/00; A01D46/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1471989A
Cited
US3184908A
Cited
US3325984A
Cited
US3261153A
Cited
US3245211A
Cited
US3396521A
Cited
US3439481A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-03 | 1974-02-02 | 1974-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-03 | 1978-02-02 | 1978-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-03 | 1982-02-02 | 1982-08-04 | $7700.00 | Window Closed / Lapsed |