Granted Patent
Utility
US 4,815,216 · App. 07/057,418
Rim engaging finger for a wheel clamp
Inventor:
Ronald D. Swayne
Patented Case
View Patent ↗
Granted: Mar 28, 1989
Filed: Jun 3, 1987
Inventor
Ronald D. Swayne
Assignee (at issue)
FMC CORPORATION
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.