Patent US2983380A successfully refreshed from Google Patents.
US2983380A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and equipment for separating hops from foreign material
Assignee: Individual
•
Filing: 1957-07-08
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Granted: 1961-05-09
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Expires: 1977-07-08
Abstract
No abstract record available.
Inventors
- 👤 Florian F Dauenhauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:33
CPC Classifications
B; B07; B07B; B07B13/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US192013A
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US255100A
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US376229A
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US1377399A
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US1052249A
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US1673337A
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GB282176A
Cited
US2295190A
Cited
US2420941A
Cited
GB745260A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-08 | 1964-11-07 | 1965-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-08 | 1968-11-07 | 1969-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-08 | 1972-11-07 | 1973-05-09 | $7700.00 | Window Closed / Lapsed |