Granted Patent
Utility
US 4,822,111 · App. 07/166,864
Wheel assembly and method of forming such assembly
Inventor:
Barry R. Albert
Patented Case
View Patent ↗
Granted: Apr 18, 1989
Filed: Mar 11, 1988
Inventor
Barry R. Albert
Assignee (at issue)
Emhart Industries, 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.