Granted Patent
Utility
US 4,306,095 · App. 06/095,306
Prostane derivatives
Inventor:
Jean Bowler
Patented Case
View Patent ↗
Granted: Dec 15, 1981
Filed: Nov 19, 1979
Inventor
Jean Bowler
Assignee (at issue)
IMPERIAL CHEMICAL INDUSTRIES 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.