Patent · US Expired

Test strips and a process for the production thereof

US4820489A · kind A · utility

49Cited by

5References

8Claims

0Family size

Assignee

Boehringer Mannheim GmbH · DE

Inventors

Anselm Rothe · Birkenau, DE
Wolfgang-Reinhold Knappe · Ludwigshafen, DE
Heinz-Friedrich Trasch · Ludwigshafen, DE

Key dates

Filing date	Jul 9, 1986
Grant date	Apr 11, 1989
Priority date	—
Expiry date	Jul 9, 2006

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S435/805
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A test strip has a reagent-containing film layer coatingly embedded at least preponderantly on and into only one side of a carrier layer made of a multifilar fabric or fleece.

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