Granted Patent
Utility
US 4,273,346 · App. 06/018,028
Over-the-counter cart with hingedly attached plastic basket and retracting front gate
Inventor:
Houston Rehrig
Patented Case
View Patent ↗
Granted: Jun 16, 1981
Filed: Mar 6, 1979
Inventor
Houston Rehrig
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.