Granted Patent
Utility
US 5,372,579 · App. 08/204,784
Pulsating transdermal drug delivery system
Inventor:
Dan Sibalis
Patented Case
View Patent ↗
Granted: Dec 13, 1994
Filed: Mar 2, 1994
Inventor
Dan Sibalis
Assignee (at issue)
Drug Delivery Systems Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.