US3233974A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diagnostic compositions
Assignee: Bayer Corp
•
Filing: 1962-08-23
•
Granted: 1966-02-08
•
Expires: 1982-08-23
Abstract
No abstract record available.
Inventors
- 👤 Bradley William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:28
CPC Classifications
C; C12; C12Q; C12Q1/00; C12Q1/54; C12Q1/26; C12Q1/28; C12Q2326/00; C12Q2326/30; Y; Y10; Y10S; Y10S435/00; Y10S435/805; Y10S436/00; Y10S436/904
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
A COMPOSITION FOR DETECTING GLUCOSE CONSISTING ESSENTIALLY OF GLUCOSE OXIDASE, WHICH IN THE PRESENCE OF OXYGEN AND GLUCOSE FORMS HYDROGEN PEROXIDE, A SUBSTANCE HAVING PEROXIDATIVE ACTIVITY, AND FROM ABOUT 0.5% TO ABOUT 2.0% BY WEIGHT OF AN INDICATOR WHICH IS OXIDIZED BY HYDROGEN PEROXIDE IN THE PRESENNCE OF SAID MATERIAL HAVING PEROXIDATIVE ACTIVITY AND UNDERGOES A COLOR REACTION DURING SUCH OXIDATION, THE INDICATOR BEING OF THE GENERAL FORMULA:
Claim 2
Dependent Claim
68 words
A COMPOSITION FOR DETECTING GLUCOSE CONSISTING ESSENTIALLY OF GLUCOSE OXIDASE, WHICH IN THE PRESENCE OF OXYGEN AND GLUCOSE FORMS HYDROGEN PEROXIDE, A SUBSTANCE HAVING PEROXIDATIVE ACTIVITY, AND FROM ABOUT 0.5% TO ABOUT 2.0% BY WEIGHT OF AN INDICATOR WHICH IS OXIDIZED BY HYDROGEN PEROXIDE IN THE PRESENNCE OF SAID MATERIAL HAVING PEROXIDATIVE ACTIVITY AND UNDERGOES A COLOR REACTION DURING SUCH OXIDATION, THE INDICATOR BEING OF THE GENERAL FORMULA:
References Cited (Backward Citations)
US2905594A
Cited
US2893844A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |