Granted Patent
Utility
US 5,489,072 · App. 08/186,714
Seat belt retractor with pre-tensioner
Inventors:
Ian A. Gordon, Raymond George Evans, Stephen Tyler Armstrong
Patented Case
View Patent ↗
Granted: Feb 6, 1996
Filed: Dec 6, 1993
Inventors
Ian A. Gordon
Raymond George Evans
Stephen Tyler Armstrong
Assignee (at issue)
AlliedSignal, 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.