Granted Patent
Utility
US 5,492,091 · App. 08/363,069
Thermally conductive valve seat insert assembly
Inventor:
Stephen George Russ
Patented Case
View Patent ↗
Granted: Feb 20, 1996
Filed: Dec 23, 1994
Inventor
Stephen George Russ
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.