Patent US2547753A successfully refreshed from Google Patents.
Patent US2767963A successfully refreshed from Google Patents.
US2767963A
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Portable feed mixer and unloader
Assignee: Individual
•
Filing: 1956-03-09
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Granted: 1956-10-23
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Expires: 1976-03-09
Abstract
No abstract record available.
Inventors
- 👤 Ringen Albert
- 👤 Sween Harold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:06
CPC Classifications
A; A01; A01D; A01D90/00; A01D90/10; A01D90/105; A01D90/12; A23; A23N; A23N17/00; A23N17/007; B; B01; B01F; B01F33/00; B01F33/50; B01F33/502; B01F33/5023; B01F2101/00; B01F2101/06; B01F2101/18; B01F27/00; B01F27/05; B01F27/11; B01F27/114; B01F27/23; B01F27/232; B01F27/2321
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-23 | 1960-04-23 | 1960-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-23 | 1964-04-23 | 1964-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-23 | 1968-04-23 | 1968-10-23 | $7700.00 | Window Closed / Lapsed |