Granted Patent
Utility
US 6,077,256 · App. 09/167,291
Delivery of a composition to the lung
Inventor:
Michael J. Mann
Patented Case
View Patent ↗
Granted: Jun 20, 2000
Filed: Oct 6, 1998
Inventor
Michael J. Mann
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.