US2748951A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for separating solid particles from liquids
Assignee: Individual
•
Filing: 1952-05-01
•
Granted: 1956-06-05
•
Expires: 1972-05-01
Abstract
No abstract record available.
Inventors
- 👤 Dubach Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:29
CPC Classifications
B; B01; B01D; B01D33/00; B01D33/06; B01D33/11; B01D33/35; B01D33/41; B01D33/42; B01D33/70; B01D33/72; B01D2201/00; B01D2201/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2416499A
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US2533852A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-05 | 1959-12-05 | 1960-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-05 | 1963-12-05 | 1964-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-05 | 1967-12-05 | 1968-06-05 | $7700.00 | Window Closed / Lapsed |