Granted Patent
Utility
US 6,550,472 · App. 09/809,783
Devices and methods for nebulizing fluids using flow directors
Inventors:
Craig M. Litherland, Kamran Behzadian
Patented Case
View Patent ↗
Granted: Apr 22, 2003
Filed: Mar 16, 2001
Inventors
Craig M. Litherland
Kamran Behzadian
Assignee (at issue)
Aerogen, 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.