04792448 is referenced by 40 patents and cites 2 patents.

A device for zero order releasing of biologically active substances into a fluid medium comprising a cylindrical tablet or bolus covered with an impermeable wall or coating from which strips of said wall or coating have been removed.

Title
Generic zero order controlled drug delivery system
Application Number
7/61925
Publication Number
4792448
Application Date
June 11, 1987
Publication Date
December 20, 1988
Inventor
Gautam R Ranade
East Lyme
CT, US
Agent
James M McManus
J Trevor Lumb
Peter C Richardson
Assignee
Pfizer
NY, US
IPC
A61K 9/44
A23K 1/18
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