US3764479A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disk flotation determination of catalase activity
Assignee: General Electric Co
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Filing: 1970-09-28
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Granted: 1973-10-09
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Expires: 1990-09-28
Abstract
Abstract AN INERT, WETTABLE (BY AN AQUEOUS SYSTEM) BIBULOUS (INTERCONNECTED PORE SYSTEM) MATERIAL IMPREGNATED WITH A STABLE, SOLID SUBSTANCE ABLE TO RELEASE HYDROGEN PEROXIDE UPON DISSOLUTION THEREOF IN AN AQUEOUS SYSTEM IS SPECIFICALLY DESCRIBED FOR IMPROVED RESPONCE IN THE QUANTITATIVE AND QUALITATIVE DETERMINATION OF CATALASE BY DISC FLOTATION. THE SPECIFIC CONSTRUCTION DESCRIBED IS PARTICULARLY ADAPTED TO QUICK-SCREENING TESTS FOR THE DETECTION OF BACTERIURA AND/OR RENAL PATHOLOGY.
Inventors
- 👤 J Bergeron
- 👤 G Slusarczuk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:36
CPC Classifications
C; C12; C12Q; C12Q1/00; C12Q1/26; C12Q1/30; Y; Y10; Y10S; Y10S435/00; Y10S435/805; Y10S435/807
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) | 1976-10-08 | 1977-04-09 | 1977-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-10-08 | 1981-04-09 | 1981-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-10-08 | 1985-04-09 | 1985-10-09 | $7700.00 | Window Closed / Lapsed |