Granted Patent
Utility
US 6,009,344 · App. 08/900,889
Iontophoretic drug delivery system
Inventors:
Ronald J. Flower, Kenneth E. Garde
Patented Case
View Patent ↗
Granted: Dec 28, 1999
Filed: Jul 25, 1997
Inventors
Ronald J. Flower
Kenneth E. Garde
Assignee (at issue)
BECTON, DICKINSON AND COMPANY
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.