Granted Patent
Utility
US 5,393,108 · App. 08/075,778
Spherical exhaust flange gasket with interference fit
Inventor:
Michael Kerr
Patented Case
View Patent ↗
Granted: Feb 28, 1995
Filed: Jun 11, 1993
Inventor
Michael Kerr
Assignee (at issue)
INDIAN HEAD INDUSTRIES, 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.