US3050373A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diagnostic composition for detecting glucose
Assignee: Bayer Corp
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Filing: 1959-12-09
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Granted: 1962-08-21
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Expires: 1979-12-09
Abstract
No abstract record available.
Inventors
- 👤 Galen F Collins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:48
CPC Classifications
C; C12; C12Q; C12Q1/00; C12Q1/54; Y; Y10; Y10S; Y10S435/00; Y10S435/805
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A TEST INDICATOR FOR DETECTING GLUCOSE WHICH COMPRISES A BIBULOUS MATERIAL CONTAINING THEREIN A MIXTURE OF GLUCOSE OXIDASE, PEROXIDASE, A COLOR FORMING SUBSTANCE OXIDIZABLE BY HYDROGEN PEROXIDE IN THE PRESENCE OF SAID PEROXIDASE, A BUFFER FOR MAINTAINING THE PH OF SAID MIXTURE AT ABOUT 4 TO ABOUT 6 IN THE PRESENCE OF URINE, AND A SURFACE-ACTIVE AGENT FOR ENHANCING COLOR FORMATION OCCURRING IN CONTACT OF SAID INDICATOR WITH GLUCOSE-POSITIVE URINE.
Claim 2
Dependent Claim
70 words
A TEST INDICATOR FOR DETECTING GLUCOSE WHICH COMPRISES A BIBULOUS MATERIAL CONTAINING THEREIN A MIXTURE OF GLUCOSE OXIDASE, PEROXIDASE, A COLOR FORMING SUBSTANCE OXIDIZABLE BY HYDROGEN PEROXIDE IN THE PRESENCE OF SAID PEROXIDASE, A BUFFER FOR MAINTAINING THE PH OF SAID MIXTURE AT ABOUT 4 TO ABOUT 6 IN THE PRESENCE OF URINE, AND A SURFACE-ACTIVE AGENT FOR ENHANCING COLOR FORMATION OCCURRING IN CONTACT OF SAID INDICATOR WITH GLUCOSE-POSITIVE URINE.
References Cited (Backward Citations)
US2185427A
Cited
US2848308A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-20 | 1966-02-19 | 1966-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-20 | 1970-02-19 | 1970-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-20 | 1974-02-19 | 1974-08-21 | $7700.00 | Window Closed / Lapsed |