Patent · US Expired

Water resistant adhesive strip

US4333449A · kind A · utility

15Cited by

3References

9Claims

0Family size

Assignee

BEIERSDORF AG · DE

Inventors

Heinz Muller · Erlangen, DE
Peter Jauchen · Hamburg, DE
Bodo Szonn · Kisdorf, DE
Rolf Schulze · Leinfelden, DE

Key dates

Filing date	Jun 11, 1981
Grant date	Jun 8, 1982
Priority date	—
Expiry date	Jun 11, 2001

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61L15/58
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

In an adhesive bandage comprising a support and an adhesive layer on the front thereof, the improvement which comprises a thermosetting, water-impermeable lacquer layer on the back of the support, the lacquer layer being less elastic in at least one direction than the support, whereby movement of the body, once the strip has been applied to the skin, will cause cracking of the lacquer layer.

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