Fibrous structures with labile active substance
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 14, 1999
Grant Date -
N/A
app pub date -
Jan 30, 1997
filing date -
Jan 30, 1997
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A fibrous structure comprising a fibrous matrix with immobilized surrogate particles, is provided. A labile active substance is selectively deposited on the immobilized surrogate particles. In one embodiment, the surrogate particles are porous and have surface cavities, and the labile active substance is deposited in the pores and surface cavities. In another embodiment, the labile active substance is in attractive association with or attached to the surrogate particles.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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