Patent US2846153A successfully refreshed from Google Patents.
US2846153A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drum sieve with comminuting arms and spraying means therein
Assignee: Individual
•
Filing: 1955-05-04
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Granted: 1958-08-05
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Expires: 1975-05-04
Abstract
No abstract record available.
Inventors
- 👤 Krogh Kristian Poulsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:48
CPC Classifications
B; B03; B03B; B03B9/00; B03B9/06; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US650034A
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US1076061A
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US1147067A
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US1489975A
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FR661755A
Cited
US1744028A
Cited
US1837782A
Cited
GB615967A
Cited
US2556486A
Cited
US2708075A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-04 | 1962-02-03 | 1962-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-04 | 1966-02-03 | 1966-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-04 | 1970-02-03 | 1970-08-05 | $7700.00 | Window Closed / Lapsed |