Granted Patent
Utility
US 6,715,485 · App. 09/700,532
Nasal delivery device
Inventor:
Per Gisle Djupesland
Patented Case
View Patent ↗
Granted: Apr 6, 2004
Filed: Nov 15, 2000
Inventor
Per Gisle Djupesland
Assignee (at issue)
OptiNose AS
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.