Granted Patent
Utility
US 6,194,431 · App. 09/059,570
Methods and compositions using terfenadine metabolites in combination with leukotriene inhibitors
Inventor:
Paul Rubin
Patented Case
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Granted: Feb 27, 2001
Filed: Apr 14, 1998
Inventor
Paul Rubin
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.