Granted Patent
Utility
US 5,083,537 · App. 07/628,021
Composite internal combustion engine housing
Inventors:
David A. Onofrio, William C. Hallandal
Patented Case
View Patent ↗
Granted: Jan 28, 1992
Filed: Dec 17, 1990
Inventors
David A. Onofrio
William C. Hallandal
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.