Granted Patent
Utility
US 5,646,345 · App. 08/595,118
Acceleration responsive device
Inventor:
Joseph H. Butler
Patented Case
View Patent ↗
Granted: Jul 8, 1997
Filed: Feb 1, 1996
Inventor
Joseph H. Butler
Assignee (at issue)
Emhart 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.