Granted Patent
Utility
US 4,662,791 · App. 06/864,511
Bumper assembly shock cell system
Inventor:
Earl E. Spicer
Patented Case
View Patent ↗
Granted: May 5, 1987
Filed: May 19, 1986
Inventor
Earl E. Spicer
Assignee (at issue)
Regal International, 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.