Patent · US Expired

Apparatus for the delivery of substances, processes for the production thereof and use thereof

US5273757A · kind A · utility

36Cited by

2References

25Claims

0Family size

Assignee

LTS Lohmann Therapie-Systeme GmbH Co. KG · DE

Inventors

Halvor Jaeger · Neu-Ulm, DE
Hans-Rainer Hoffmann · Neuwied, DE
Reinhold Meconi · Neuwied, DE
Robert-Peter Klein · Neuwied, DE

Key dates

Filing date	May 12, 1992
Grant date	Dec 28, 1993
Priority date	—
Expiry date	May 12, 2012

Classification

Technology area (CPC G)Physics
CPC primaryG01N33/521
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The invention relates to an apparatus for the release or delivery of substances from hot melt contact adhesives with uniform or irregular distribution of the substances, the hot melt contact adhesive having a processing temperature between 40.degree. and 80.degree. C., preferably between 40.degree. and 60.degree. C. and in particularly preferred manner between 40.degree. and 55.degree. C.; a process for the production of this apparatus; as well as the use of this apparatus in human and veterinary medicine, diagnosis or cosmetics.

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