Granted Patent
Utility
US 5,135,587 · App. 07/678,516
Machinable, strong, but crackable low ductility steel forging
Inventors:
Moses A. Olaniran, Charles A. Stickels
Patented Case
View Patent ↗
Granted: Aug 4, 1992
Filed: Apr 1, 1991
Inventors
Moses A. Olaniran
Charles A. Stickels
Assignee (at issue)
Ford Motor 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.