Granted Patent
Utility
US 5,697,172 · App. 08/490,471
Trip edge snowplow
Inventor:
Jan Verseef
Patented Case
View Patent ↗
Granted: Dec 16, 1997
Filed: Jun 14, 1995
Inventor
Jan Verseef
Assignee (at issue)
Schmidt Engineering and Equipment, Inc.
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.