Granted Patent
Utility
US 6,708,983 · App. 10/037,052
Spiral wound cylinder head gasket
Inventors:
Robert Reisel, Michael Sadowski
Patented Case
View Patent ↗
Granted: Mar 23, 2004
Filed: Nov 1, 2001
Inventors
Robert Reisel
Michael Sadowski
Assignee (at issue)
Federal-Mogul Worldwide, 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.