US2393976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Agitating means and method
Assignee: Mining Process and Patent Co
•
Filing: 1941-05-31
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Granted: 1946-02-05
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Expires: 1961-05-31
Abstract
No abstract record available.
Inventors
- 👤 Arthur C Daman
- 👤 Leland H Logue
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:32
CPC Classifications
B; B03; B03D; B03D1/00; B03D1/14; B03D1/16; B03D1/02; B03D1/028; B03D1/1406; B03D1/1493
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) | 1949-02-04 | 1949-08-06 | 1950-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-02-04 | 1953-08-06 | 1954-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-02-04 | 1957-08-06 | 1958-02-05 | $7700.00 | Window Closed / Lapsed |