Granted Patent
Utility
US 4,820,212 · App. 07/108,924
Marine propulsion device bearing lubrication system
Inventors:
Kennedy K. McElroy, Jr., Jeffrey P. Higby, Philip A. Zorc
Patented Case
View Patent ↗
Granted: Apr 11, 1989
Filed: Oct 15, 1987
Inventors
Kennedy K. McElroy, Jr.
Jeffrey P. Higby
Philip A. Zorc
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.