US2554492A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and process for mixing solids in liquids
Assignee: Great Western Sugar Co
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Filing: 1947-09-15
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Granted: 1951-05-29
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Expires: 1967-09-15
Abstract
No abstract record available.
Inventors
- 👤 Vernon V Hartman
- 👤 Lloyd V Sybrandt
- 👤 Stephen L Force
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:34
CPC Classifications
B; B01; B01D; B01D11/00; B01D11/02; B01D11/0215; B01D11/0253; B01D11/0257; B01F; B01F23/00; B01F23/50; B01F23/53; C; C13; C13B; C13B20/00; C13B20/02
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) | 1954-05-28 | 1954-11-27 | 1955-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-28 | 1958-11-27 | 1959-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-28 | 1962-11-27 | 1963-05-29 | $7700.00 | Window Closed / Lapsed |