Granted Patent
Utility
US 5,997,501 · App. 08/647,954
Intradermal drug delivery device
Inventors:
Joseph Gross, John Kelly
Patented Case
View Patent ↗
Granted: Dec 7, 1999
Filed: Aug 19, 1996
Inventors
Joseph Gross
John Kelly
Assignee (at issue)
ELAN CORPORATION PLC
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.