US2873064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centrifugal decanter with horizontal axis, separating drum and discharge of residuesby means of a scraper
Assignee: Individual
•
Filing: 1955-05-03
•
Granted: 1959-02-10
•
Expires: 1975-05-03
Abstract
No abstract record available.
Inventors
- 👤 Diefenbach Attilio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:45
CPC Classifications
C; C11; C11B; C11B1/00; B; B04; B04B; B04B11/00; B04B11/04; Y; Y10; Y10S; Y10S494/00; Y10S494/901
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-09 | 1962-08-11 | 1963-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-09 | 1966-08-11 | 1967-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-09 | 1970-08-11 | 1971-02-10 | $7700.00 | Window Closed / Lapsed |