US3092465A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diagnostic test device for blood sugar
Assignee: Bayer Corp
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Filing: 1960-03-25
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Granted: 1963-06-04
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Expires: 1980-03-25
Abstract
No abstract record available.
Inventors
- 👤 Jr Ernest C Adams
- 👤 Robert R Smeby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:37
CPC Classifications
C; C12; C12Q; C12Q1/00; C12Q1/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A TEST ARTICLE FOR DETECTING GLUCOSE IN A FLUID WHICH COMPRISES A BIBULOUS MATERIAL CONTAINING IMPREGANTED THEREIN A MIXTURE WHICH COMPRISES AN ENZYME SYSTEM HAVING GLUCOSE OXIDASE ACTIVITY, A SUBSTANCE HAVING PEROXIDATIVE ACTIVITY, AN INDICATOR MATERIAL WHICH IS OXIDIZED IN THE PRESENCE OF PEROXIDE AND SAID SUBSTANCE HAVING PEROXIDATIVE ACTIVITY AND CHANGES COLOR THEREUPON AND A SEMI-PERMEABLE COATING OF TRANSPARENT FILM FORMING A CONTINUOUS SMOOTH PROTECTIVE LAYER SUPERPOSED OVER THE IMPREGNATED BIBULOUS MATERIAL.
Claim 2
Dependent Claim
73 words
A TEST ARTICLE FOR DETECTING GLUCOSE IN A FLUID WHICH COMPRISES A BIBULOUS MATERIAL CONTAINING IMPREGANTED THEREIN A MIXTURE WHICH COMPRISES AN ENZYME SYSTEM HAVING GLUCOSE OXIDASE ACTIVITY, A SUBSTANCE HAVING PEROXIDATIVE ACTIVITY, AN INDICATOR MATERIAL WHICH IS OXIDIZED IN THE PRESENCE OF PEROXIDE AND SAID SUBSTANCE HAVING PEROXIDATIVE ACTIVITY AND CHANGES COLOR THEREUPON AND A SEMI-PERMEABLE COATING OF TRANSPARENT FILM FORMING A CONTINUOUS SMOOTH PROTECTIVE LAYER SUPERPOSED OVER THE IMPREGNATED BIBULOUS MATERIAL.
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) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |