Granted Patent
Utility
US 5,807,579 · App. 08/746,666
Pseudoephedrine combination pharmaceutical compositions
Inventors:
Zalman Vilkov, David John Willoughby, Eugene Quinn
Patented Case
View Patent ↗
Granted: Sep 15, 1998
Filed: Nov 14, 1996
Inventors
Zalman Vilkov
David John Willoughby
Eugene Quinn
Assignee (at issue)
F H FAULDING & CO 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.