Granted Patent
Utility
US 5,538,098 · App. 08/444,149
Magnetically controlled retractor
Inventor:
John B. Sparhawk
Patented Case
View Patent ↗
Granted: Jul 23, 1996
Filed: May 18, 1995
Inventor
John B. Sparhawk
Assignee (at issue)
TRW VEHICLE SAFETY SYSTEMS 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.