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US832469A
Expired / Lapsed
US
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Apparatus for the separation of oil and grease from water.
Assignee: Individual
•
Filing: 1905-12-02
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Granted: 1906-10-02
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Expires: 1925-12-02
Abstract
No abstract record available.
Inventors
- 👤 Henry A Fleuss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:36
CPC Classifications
B; B01; B01F; B01F23/00; B01F23/40; B01F23/45; B01F23/454
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1909-10-01 | 1910-04-02 | 1910-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1913-10-01 | 1914-04-02 | 1914-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1917-10-01 | 1918-04-02 | 1918-10-02 | $7700.00 | Window Closed / Lapsed |