Granted Patent
Utility
US 5,415,300 · App. 08/148,214
Push-back cart storage system
Inventors:
John V. R. Krummell, Kenneth Davison
Patented Case
View Patent ↗
Granted: May 16, 1995
Filed: Nov 5, 1993
Inventors
John V. R. Krummell
Kenneth Davison
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.