US901056A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for separating solids from liquids.
Assignee: FRANK K ATKINS
•
Filing: 1907-01-21
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Granted: 1908-10-13
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Expires: 1927-01-21
Abstract
No abstract record available.
Inventors
- 👤 Earl F Atkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:00
CPC Classifications
C; C22; C22B; C22B11/00; C22B11/10; Y; Y10; Y10S; Y10S494/00; Y10S494/902
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) | 1911-10-13 | 1912-04-13 | 1912-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-10-13 | 1916-04-13 | 1916-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-10-13 | 1920-04-13 | 1920-10-13 | $7700.00 | Window Closed / Lapsed |