Patent · US Expired

Oxybutynin transdermal device having decreased delamination

US5614211A · kind A · utility

26Cited by
15References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 7, 1995
Grant dateMar 25, 1997
Priority date
Expiry dateJun 7, 2015

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P15/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A device for the transdermal administration of oxybutynin comprising a microporous tie layer located between the oxybutynin reservoir and the contact adhesive. The tie layer eliminates blooming and delamination and has no appreciable adverse effect on either the oxybutynin flux or release rate from the device.

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