US3554894A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protein quantitation plate for electrophoretic apparatus and method of making and using same
Assignee: Individual
•
Filing: 1968-01-11
•
Granted: 1971-01-12
•
Expires: 1988-01-11
Abstract
Abstract A QUANTITATION PLATE IS MADE BY COATING A STRIP OF, FOR EXAMPLE, POLYESTER WITH AN AGAR-ANTISERUM MIXTURE. WELLS ARE FORMED IN THE COATING AND STANDAR CONCENTRATIONS AND A SPECIMEN OF A PROTEIN TO BE MEASURED ARE PLACED IN THE WELLS. THE PROTEINS ARE CAUSED TO MIGRATE ELECTROPHORETICALLY AND THE MAGNITUDE OF MIGRATION IS CHARTED TO QUANTITATE THE SPECIMEN.
Inventors
- 👤 Edward Saul Zemel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:21
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/26; G01N27/416; G01N27/447; G01N27/44704; G01N27/44747
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |