Granted Patent
Utility
US 6,509,353 · App. 09/722,395
Methods and compositions using terfenadine metabolites in combination with leukotriene inhibitors
Inventor:
Paul Rubin
Patented Case
View Patent ↗
Granted: Jan 21, 2003
Filed: Nov 28, 2000
Inventor
Paul Rubin
Assignee (at issue)
Sepracor, 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.