Granted Patent
Utility
US 6,318,003 · App. 09/605,720
Snow thrower
Inventor:
Richard A. Heismann
Patented Case
View Patent ↗
Granted: Nov 20, 2001
Filed: Jun 27, 2000
Inventor
Richard A. Heismann
Assignee (at issue)
Murray 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.