Granted Patent
Utility
US 4,701,541 · App. 06/933,825
Medroxalol intermediates
Inventors:
Richard E. Donaldson, John F. Hoops
Patented Case
View Patent ↗
Granted: Oct 20, 1987
Filed: Nov 24, 1986
Inventors
Richard E. Donaldson
John F. Hoops
Assignee (at issue)
Merrell Dow Pharmaceuticals 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.