Compositions and in situ methods for forming films on body tissue
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 14, 1992
Issued Date -
N/A
app pub date -
Mar 8, 1990
filing date -
May 2, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Medicated protective films are formed in situ on body tissue by applying a composition comprising (a) hydroxypropyl cellulose; (b) an esterification agent which reacts with the hydroxypropyl cellulose to form a reaction product which is soluble in the solvent of (c), but insoluble in body fluids at body temperatures; and (c) a nontoxic volatile solvent for said hydroxypropyl cellulose and said reaction products; and (d) a separate medicinal component. The films are tough, resilient and adhesive to body tissue including the mucosa.
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