Granted Patent
Utility
US 5,419,652 · App. 08/213,896
Snow plow compatible speed bumps
Inventor:
Stephen N. Flanders
Patented Case
View Patent ↗
Granted: May 30, 1995
Filed: Mar 16, 1994
Inventor
Stephen N. Flanders
Assignee (at issue)
U.S. Army Corps of Engineers as represented by the Secretary of the Army
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.