Granted Patent
Utility
US 5,295,881 · App. 07/974,316
Marine propulsion device with coolant water passages
Inventors:
Paul W. Breckenfeld, George Broughton
Patented Case
View Patent ↗
Granted: Mar 22, 1994
Filed: Nov 10, 1992
Inventors
Paul W. Breckenfeld
George Broughton
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.