US2646260A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feed mixing apparatus
Assignee: Individual
•
Filing: 1951-02-15
•
Granted: 1953-07-21
•
Expires: 1971-02-15
Abstract
No abstract record available.
Inventors
- 👤 Stanford C Bates
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:38
CPC Classifications
B; B01; B01F; B01F27/00; B01F27/60; B01F27/70; B01F27/701
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US857742A
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US1023411A
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US1413345A
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US2032900A
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US2073779A
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US2164257A
Cited
US2237787A
Cited
US2276237A
Cited
US2507290A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-20 | 1957-01-19 | 1957-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-20 | 1961-01-19 | 1961-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-20 | 1965-01-19 | 1965-07-21 | $7700.00 | Window Closed / Lapsed |