US2526543A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corn detasseling machine
Assignee: Northrup King and Co
•
Filing: 1944-12-26
•
Granted: 1950-10-17
•
Expires: 1964-12-26
Abstract
No abstract record available.
Inventors
- 👤 Walter R Davies
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:36
CPC Classifications
A; A01; A01D; A01D47/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1194660A
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US903666A
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US1090802A
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US1228200A
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US1295651A
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US1457827A
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US1909909A
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US1925975A
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US2095007A
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US2139883A
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US2380161A
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US2435334A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-16 | 1954-04-17 | 1954-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-16 | 1958-04-17 | 1958-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-16 | 1962-04-17 | 1962-10-17 | $7700.00 | Window Closed / Lapsed |