Patent · US Expired

Diagnostic agent for the detection of component materials in liquid and process for producing same

US4312834A · kind A · utility

66Cited by

5References

9Claims

0Family size

Assignee

Boehringer Mannheim GmbH · DE

Inventors

Peter Vogel · Diepersdorf, DE
Hans-Peter Braun · Sulz am Neckar, DE
Dieter Berger · Viernheim, DE
Wolfgang Werner · Hersbruck, DE

Key dates

Filing date	Feb 28, 1980
Grant date	Jan 26, 1982
Priority date	—
Expiry date	Feb 28, 2000

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T436/173076
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

Diagnostic agent for the detection of component materials, in liquids and method of production. The diagnostic agent includes a water resistant film composed of a film-former and contains a film opener in the form of fine, insoluble inorganic or organic particles.

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