Granted Patent
Utility
US 5,657,724 · App. 08/552,395
Internal combustion engine construction
Inventors:
Peter W. Brown, George Broughton
Patented Case
View Patent ↗
Granted: Aug 19, 1997
Filed: Nov 3, 1995
Inventors
Peter W. Brown
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.