Patent · US Expired

Substance release device

US6703043B1 · kind B1 · utility

3Cited by

8References

25Claims

0Family size

Assignee

BEIERSDORF AG · DE

Inventors

Peter Himmelsbach · Buxtehude, DE
Detlev Radloff · Hamburg, DE

Key dates

Filing date	Aug 4, 2000
Grant date	Mar 9, 2004
Priority date	—
Expiry date	Aug 4, 2020

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K9/7076
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The invention relates to a device for releasing active agents, characterized in that at a frequency of 0.1 rad/s, it has a glass transition temperature of less than 15° C., contains at least 3% by weight of an SEPS block copolymer and contains at least one substance with a local or systematic effect which does not cause hyperaemia. The device is not foamed.

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