Granted Patent
Utility
US 4,650,428 · App. 06/723,310
Marine propulsion device with floating drive shaft
Inventors:
Gerald F. Bland, Larry E. Zdanowicz
Patented Case
View Patent ↗
Granted: Mar 17, 1987
Filed: Apr 15, 1985
Inventors
Gerald F. Bland
Larry E. Zdanowicz
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.