US2642793A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Attachment for hay balers for distributing chemicals through hay during baling
Assignee: Individual
•
Filing: 1950-08-23
•
Granted: 1953-06-23
•
Expires: 1970-08-23
Abstract
No abstract record available.
Inventors
- 👤 Ezra D Heisey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:56
CPC Classifications
A; A01; A01F; A01F15/00; A01F15/08; A01F15/0816
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US506892A
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US1013568A
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US1258668A
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US1359950A
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US1877266A
Cited
US2031326A
Cited
US2503416A
Cited
US2567760A
Cited
US2504279A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-22 | 1956-12-22 | 1957-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-22 | 1960-12-22 | 1961-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-22 | 1964-12-22 | 1965-06-23 | $7700.00 | Window Closed / Lapsed |