Granted Patent
Utility
US 4,885,404 · App. 07/024,300
Flurbiprofen intermediate
Inventor:
Peter G. M. Wuts
Patented Case
View Patent ↗
Granted: Dec 5, 1989
Filed: Mar 6, 1987
Inventor
Peter G. M. Wuts
Assignee (at issue)
The Upjohn Co.
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.