Granted Patent
Utility
US 4,685,582 · App. 06/736,428
Container profile with stacking feature
Inventors:
Sam C. Pulciani, Robert M. Szczerba
Patented Case
View Patent ↗
Granted: Aug 11, 1987
Filed: May 20, 1985
Inventors
Sam C. Pulciani
Robert M. Szczerba
Assignee (at issue)
National Crane 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.