Granted Patent
Utility
US 4,901,867 · App. 07/223,347
Collapsible wire rack
Inventor:
O. L. Petty, Jr.
Patented Case
View Patent ↗
Granted: Feb 20, 1990
Filed: Jul 25, 1988
Inventor
O. L. Petty, Jr.
Assignee (at issue)
Royal Seating, LLC
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.