04248380 is referenced by 12 patents and cites 12 patents.

A system for the controlled release of air treating material comprising a hydrophilic membrane secured to a reservoir containing an active ingredient in aqueous medium, the membrane serving as the means for releasing the active ingredient to the atmosphere and for controlling the rate of release.

Title
Aqueous-based air treating systems
Application Number
5/864980
Publication Number
4248380
Application Date
December 27, 1977
Publication Date
February 3, 1981
Inventor
Eduard K Kleiner
New York
NY, US
Ping I Lee
Ossining
NY, US
Agent
Harry Falber
Assignee
Airwick
NJ, US
IPC
A61L 9/04
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