Granted Patent
Utility
US 5,162,348 · App. 07/528,656
Treatment of cystic fibrosis
Inventor:
Mitchell Glass
Patented Case
View Patent ↗
Granted: Nov 10, 1992
Filed: May 24, 1990
Inventor
Mitchell Glass
Assignee (at issue)
IMPERIAL CHEMICAL INDUSTRIES LIMITED
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.