Granted Patent
Utility
US 5,979,586 · App. 09/018,256
Vehicle collision warning system
Inventors:
Michael E. Farmer, Michael P. Bruce
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Feb 4, 1998
Inventors
Michael E. Farmer
Michael P. Bruce
Assignee (at issue)
Automotive Systems Laboratory, 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.