US3228596A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centrifuge
Assignee: Pennwalt Corp
•
Filing: 1963-08-02
•
Granted: 1966-01-11
•
Expires: 1983-08-02
Abstract
No abstract record available.
Inventors
- 👤 Karl G Reed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:11
CPC Classifications
B; B04; B04B; B04B9/00; B04B9/02; B04B1/00; B04B1/20; B04B9/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A CENTRIFUGE COMPRISING A HORIZONTALLY DISPOSED SUPPORT ELEMENT, UPSTANDING RIGID SPACER ELEMENTS PIVOTALLY MOUNTED IN SAID SUPPORT ELEMENT, THE SPACER ELEMENTS BEING BIASED TOWARD VERTICAL DISPOSITION, A SPINDLE HOUSING PIVOTALLY MOUNTED ON THE UPPER ENDS OF THE SPACER ELEMENTS, A SPINDLE WITHIN THE SPINDLE HOUSING ROTATABLY MOUNTED ON AN AXIS FIXED WITH RESPECT TO THE SPINDLE HOUSING, THE SPINDLE CARRYING A CENTRIFUGE ROTOR BELOW THE SPINDLE HOUSING.
Claim 2
Dependent Claim
67 words
A CENTRIFUGE COMPRISING A HORIZONTALLY DISPOSED SUPPORT ELEMENT, UPSTANDING RIGID SPACER ELEMENTS PIVOTALLY MOUNTED IN SAID SUPPORT ELEMENT, THE SPACER ELEMENTS BEING BIASED TOWARD VERTICAL DISPOSITION, A SPINDLE HOUSING PIVOTALLY MOUNTED ON THE UPPER ENDS OF THE SPACER ELEMENTS, A SPINDLE WITHIN THE SPINDLE HOUSING ROTATABLY MOUNTED ON AN AXIS FIXED WITH RESPECT TO THE SPINDLE HOUSING, THE SPINDLE CARRYING A CENTRIFUGE ROTOR BELOW THE SPINDLE HOUSING.
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) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |