Patent US3563880A successfully refreshed from Google Patents.
US3563880A
Expired / Lapsed
US
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Gel electrophoresis unit
Assignee: Individual
•
Filing: 1968-08-28
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Granted: 1971-02-16
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Expires: 1988-08-28
Abstract
Abstract A GEL ELECTROPHORESIS CELL HAVING UPPER AND LOWER BUFFER SOLUTION CHAMBERS CONTAINING OPPOSITELY CHARGED ELECTRODES. A GEL CONTAINING SLOT EXTENDS BETWEEN THE CHAMBERS AND COOLANT CHAMBERS ARE DISPOSED ON EITHER SIDE OF THE SLOT TO CONTROL THE TEMPERATURE OF THE GEL. THE STRUCTURE SURROUNDING THE SLOT IS COMPOSED OF MIRROR IMAGE MEMBERS WHICH MATE ON THE PLANE OF THE SLOT IN SUCH A MANNER THAT, UPON DISASSEMBLY, THE GEL CONTAINED IN THE SLOT IS PRESENTED FOR READY ACCESSIBILITY AND REMOVAL OF THE GEL. D R A W I N G
Inventors
- 👤 Arthur W Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:29
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/26; G01N27/416; G01N27/447; G01N27/44756
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-15 | 1974-08-17 | 1975-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-15 | 1978-08-17 | 1979-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-15 | 1982-08-17 | 1983-02-16 | $7700.00 | Window Closed / Lapsed |