Granted Patent
Utility
US 6,324,838 · App. 09/414,396
Flow deflector member for exhaust manifold
Inventors:
Vincent Stempien, Paul Kenyon, Thomas Ketelhut
Patented Case
View Patent ↗
Granted: Dec 4, 2001
Filed: Oct 7, 1999
Inventors
Vincent Stempien
Paul Kenyon
Thomas Ketelhut
Assignee (at issue)
Metaldyne Tubular Products, 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.