US2834541A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centrifuging apparatus and system
Assignee: IVAN SORVALL Inc
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Filing: 1956-09-20
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Granted: 1958-05-13
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Expires: 1976-09-20
Abstract
No abstract record available.
Inventors
- 👤 Szent-Gyorgyi Albert
- 👤 Blum Josef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:40
CPC Classifications
B; B04; B04B; B04B5/00; B04B5/04; B04B5/0407; B04B5/0414; B04B5/0442
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A CENTRIFUGE APPARATUS COMPRISING A CENTRIFUGE ROTOR, A PLURALITY OF SEPARATELY REMOVABLE RECEIVERS IN RADIAL ARRAY IN SAID ROTOR, A DISTRIBUTOR CUP POSITIONED AXIALLY AT THE TOP OF SAID ROTOR, A PLURALITY OF DISTRIBUTING MEANS COMMUNICATING BETWEEN SAID DISTRIBUTOR CUP AND EACH OF SAID RESPECTIVE RECEIVERS, AN APERTURE IN THE OUTER WALL OF EACH OF SAID RECEIVERS, A PLURALITY OF APERTURES BORED THROUGH THE OUTER WALL OF SAILD ROTOR AND CORRESPONDING IN NUMBER TO SAID FIRST MENTIONED APERTURES, THE APERTURES IN SAID RECIVERS REGISTERING WITH CORRESPONDING APERTURES IN SAID ROTOR.
Claim 2
Dependent Claim
90 words
A CENTRIFUGE APPARATUS COMPRISING A CENTRIFUGE ROTOR, A PLURALITY OF SEPARATELY REMOVABLE RECEIVERS IN RADIAL ARRAY IN SAID ROTOR, A DISTRIBUTOR CUP POSITIONED AXIALLY AT THE TOP OF SAID ROTOR, A PLURALITY OF DISTRIBUTING MEANS COMMUNICATING BETWEEN SAID DISTRIBUTOR CUP AND EACH OF SAID RESPECTIVE RECEIVERS, AN APERTURE IN THE OUTER WALL OF EACH OF SAID RECEIVERS, A PLURALITY OF APERTURES BORED THROUGH THE OUTER WALL OF SAILD ROTOR AND CORRESPONDING IN NUMBER TO SAID FIRST MENTIONED APERTURES, THE APERTURES IN SAID RECIVERS REGISTERING WITH CORRESPONDING APERTURES IN SAID ROTOR.
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) | 1961-05-12 | 1961-11-11 | 1962-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-12 | 1965-11-11 | 1966-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-12 | 1969-11-11 | 1970-05-13 | $7700.00 | Window Closed / Lapsed |