Transdermal therapeutic system exhibiting an increased active substance flow and process for the production thereof
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 27, 1993
Grant Date -
N/A
app pub date -
Mar 28, 1990
filing date -
Apr 1, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A transdermal therapeutic system exhibiting layered structure consists of a backing layer which is impermeable to active substances, a matrix having water-insoluble basic material and islands (inclusions) divided therein, and a layer controlling the access of cutaneous liquid by means of which the matrix is activatable. Process for the production are described.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully