Patent · US Expired

Stabilized indicator compositions containing 9-.gamma.-aminopropyl)-3-aminocarbazole

US3947377A · kind A · utility

3Cited by

5References

12Claims

0Family size

Assignee

Boehringer Mannheim GmbH · DE

Inventors

Wolfgang Werner · Hersbruck, DE
Peter Vogel · Diepersdorf, DE
Hugo Tiedemann
Werner Guthlein · Mannheim, DE

Key dates

Filing date	Sep 24, 1973
Grant date	Mar 30, 1976
Priority date	—
Expiry date	Sep 24, 1993

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S435/805
WIPO fieldBiotechnology
WIPO sectorChemistry

Abstract

9-(.gamma.-AMINOPROPYL)-3-AMINOCARBAZOLE, WHEN INCORPORATED INTO INDICATOR COMPOSITIONS ALSO COMPRISING OXIDATION INDICATORS SUCH AS O-TOLIDINE FOR THE ENZYMATIC DETECTION OF GLUCOSE, RESULTS IN OUTSTANDINGLY STABLE INDICATOR COMPOSITIONS AND NOT ADVERSELY EFFECTED BY NORMALLY INTERFERING COMPONENTS IN THE TEST SAMPLE.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.