Granted Patent
Utility
US 4,624,964 · App. 06/716,480
Aryl oxo-alkynoates as 5-lipoxygenase inhibitors
Inventor:
William J. Sipio
Patented Case
View Patent ↗
Granted: Nov 25, 1986
Filed: Mar 27, 1985
Inventor
William J. Sipio
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY
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.