US3268078A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Push-type centrifuge
Assignee: Sulzer Escher Wyss AG
•
Filing: 1963-10-28
•
Granted: 1966-08-23
•
Expires: 1983-10-28
Abstract
No abstract record available.
Inventors
- 👤 Muggli Gunther
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:50
CPC Classifications
B; B04; B04B; B04B3/00; B04B3/02; B04B15/00; B04B15/02; B04B15/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1163205A
Cited
US2379993A
Cited
US2330542A
Cited
US3092580A
Cited
DE948497C
Cited
US2865617A
Cited
US2907561A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |