US2995246A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centrifugal screening type separator and method
Assignee: Unilever Bestfoods North America
•
Filing: 1958-03-31
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Granted: 1961-08-08
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Expires: 1978-03-31
Abstract
No abstract record available.
Inventors
- 👤 Marcel L E Van Tittelboom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:24
CPC Classifications
C; C08; C08B; C08B30/00; B; B01; B01D; B01D11/00; B01D11/02; B01D11/0215; B01D11/0223; B01D11/028; B01D11/0284; B01D29/00; B01D29/11; B01D29/13; B01D29/23; B01D29/232; B01D29/237; B01D35/00; B01D35/22; B07; B07B; B07B1/00; B07B13/00; B07B13/14; B07B13/16; B07B2230/00; B07B2230/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US572548A
Cited
US757778A
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US845044A
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US911802A
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US1386548A
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US1675200A
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US2658618A
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BE546647A
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US2833413A
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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) | 1964-08-07 | 1965-02-06 | 1965-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-07 | 1969-02-06 | 1969-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-07 | 1973-02-06 | 1973-08-08 | $7700.00 | Window Closed / Lapsed |