Granted Patent
Utility
US 4,502,271 · App. 06/589,843
Rear discharge multi-blade rotary mower
Inventors:
Loren F. Hansen, John E. Hicks
Patented Case
View Patent ↗
Granted: Mar 5, 1985
Filed: Mar 15, 1984
Inventors
Loren F. Hansen
John E. Hicks
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.