Patent US2922450A successfully refreshed from Google Patents.
US2922450A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for scouring rice and the like
Assignee: Individual
•
Filing: 1956-02-23
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Granted: 1960-01-26
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Expires: 1976-02-23
Abstract
No abstract record available.
Inventors
- 👤 Fred E Barbee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:53
CPC Classifications
B; B02; B02B; B02B3/00; B02B3/04; B02B3/08
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-25 | 1963-07-27 | 1964-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-25 | 1967-07-27 | 1968-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-25 | 1971-07-27 | 1972-01-26 | $7700.00 | Window Closed / Lapsed |