Granted Patent
Utility
US 4,593,922 · App. 06/637,490
Combination nesting stop and stabilizer bracket for shopping carts
Inventors:
Clarence W. Upshaw, Russell D. Begley, James F. Reinbold
Patented Case
View Patent ↗
Granted: Jun 10, 1986
Filed: Aug 3, 1984
Inventors
Clarence W. Upshaw
Russell D. Begley
James F. Reinbold
Assignee (at issue)
UNR 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.