Granted Patent
Utility
US 5,437,155 · App. 08/136,413
Outboard motor exhaust system
Inventors:
Stephen J. Towner, Joel C. Jahnke, John A. Pierman, Robert L. Turk
Patented Case
View Patent ↗
Granted: Aug 1, 1995
Filed: Oct 13, 1993
Inventors
Stephen J. Towner
Joel C. Jahnke
John A. Pierman
Robert L. Turk
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.