US2717080A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic separator
Assignee: SUNDSTRAND MAGNETIC PRODUCTS C
•
Filing: 1951-11-26
•
Granted: 1955-09-06
•
Expires: 1971-11-26
Abstract
No abstract record available.
Inventors
- 👤 Anderson Axel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:12
CPC Classifications
B; B03; B03C; B03C1/00; B03C1/02; B03C1/10; B03C1/12; B03C2201/00; B03C2201/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2268128A
Cited
US2272719A
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US2349620A
Cited
US2624022A
Cited
US2455134A
Cited
US2564515A
Cited
US2535719A
Cited
US2596554A
Cited
US2645745A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-09-05 | 1959-03-07 | 1959-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-05 | 1963-03-07 | 1963-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-05 | 1967-03-07 | 1967-09-06 | $7700.00 | Window Closed / Lapsed |