Granted Patent
Utility
US 5,809,776 · App. 08/681,886
Catalytic converter with radial outflow and by-pass valve
Inventors:
Theodore J. Holtermann, Francis A. McGinnity
Patented Case
View Patent ↗
Granted: Sep 22, 1998
Filed: Jul 29, 1996
Inventors
Theodore J. Holtermann
Francis A. McGinnity
Assignee (at issue)
Outboard Marine Corporation
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.