US2597962A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hay harvesting apparatus
Assignee: Individual
•
Filing: 1946-12-14
•
Granted: 1952-05-27
•
Expires: 1966-12-14
Abstract
No abstract record available.
Inventors
- 👤 Harvey L Whitley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:45
CPC Classifications
A; A01; A01F; A01F15/00; A01F15/07; A01D; A01D43/00; A01D43/06; A01D90/00; A01D90/02; A01D90/04; A01F2015/0775; A01F15/08; A01F15/18; A01F2015/186
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US799175A
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US1069112A
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US1213284A
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US1442383A
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US1763542A
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US2048940A
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US2157261A
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US2469580A
Cited
US2581542A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-27 | 1955-11-26 | 1956-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-27 | 1959-11-26 | 1960-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-27 | 1963-11-26 | 1964-05-27 | $7700.00 | Window Closed / Lapsed |