US2981606A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glucose indicator and method
Assignee: Eli Lilly and Co
•
Filing: 1955-06-20
•
Granted: 1961-04-25
•
Expires: 1975-06-20
Abstract
No abstract record available.
Inventors
- 👤 Albert S Keston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:14
CPC Classifications
C; C12; C12Q; C12Q1/00; C12Q1/54; Y; Y10; Y10T; Y10T436/00; Y10T436/14; Y10T436/142222; Y10T436/143333; Y10T436/144444
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
27 words
A GLUCOSE INDICATOR COMPRISING A FLAVOPROTEIN GLUCOSE OXIDASE, A SUBSTANCE HAVING PEROXIDASE ACTIVITY, AND A COLOR-FORMING SUBSTANCE OXIDIZABLE BY HYDROGEN PEROXIDE IN THE PRESENCE OF SAID SUBSTANCE.
Claim 2
Dependent Claim
27 words
A GLUCOSE INDICATOR COMPRISING A FLAVOPROTEIN GLUCOSE OXIDASE, A SUBSTANCE HAVING PEROXIDASE ACTIVITY, AND A COLOR-FORMING SUBSTANCE OXIDIZABLE BY HYDROGEN PEROXIDE IN THE PRESENCE OF SAID SUBSTANCE.
References Cited (Backward Citations)
US1247522A
Cited
US2359052A
Cited
US2482724A
Cited
US2671028A
Cited
US2651592A
Cited
GB708996A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-24 | 1964-10-24 | 1965-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-24 | 1968-10-24 | 1969-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-24 | 1972-10-24 | 1973-04-25 | $7700.00 | Window Closed / Lapsed |