Granted Patent
Utility
US 6,679,255 · App. 10/085,350
Inhaling device for dispensing powdered medicaments contained in a capsule through the respiratory tract
Inventor:
Ivo Pera
Patented Case
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Granted: Jan 20, 2004
Filed: Feb 28, 2002
Inventor
Ivo Pera
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.