Granted Patent
Utility
US 5,207,422 · App. 07/842,005
Bowling alley bumper system
Inventor:
Bobby R. Beene
Patented Case
View Patent ↗
Granted: May 4, 1993
Filed: Feb 25, 1992
Inventor
Bobby R. Beene
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.