US2651291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stock feeder
Assignee: Individual
•
Filing: 1947-11-14
•
Granted: 1953-09-08
•
Expires: 1967-11-14
Abstract
No abstract record available.
Inventors
- 👤 Olin D Duke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:27
CPC Classifications
A; A01; A01K; A01K5/00; A01K5/015
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US322378A
Cited
US338761A
Cited
US349843A
Cited
US368161A
Cited
US586148A
Cited
US1305832A
Cited
US1268869A
Cited
US1276884A
Cited
GB214128A
Cited
US2293643A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-07 | 1957-03-09 | 1957-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-07 | 1961-03-09 | 1961-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-07 | 1965-03-09 | 1965-09-08 | $7700.00 | Window Closed / Lapsed |