US1624385A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for recovering solids from press liquids
Assignee: Individual
•
Filing: 1925-11-02
•
Granted: 1927-04-12
•
Expires: 1945-11-02
Abstract
No abstract record available.
Inventors
- 👤 Harold E Bergen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:34
CPC Classifications
B; B01; B01D; B01D21/00; B01D21/0012; B01D21/02; B01D21/24; B01D21/245
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) | 1930-04-11 | 1930-10-11 | 1931-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-04-11 | 1934-10-11 | 1935-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-04-11 | 1938-10-11 | 1939-04-12 | $7700.00 | Window Closed / Lapsed |