Granted Patent
Utility
US 4,231,539 · App. 06/027,464
Pedestal seat base
Inventor:
Edwin C. Sandham
Patented Case
View Patent ↗
Granted: Nov 4, 1980
Filed: Apr 5, 1979
Inventor
Edwin C. Sandham
Assignee (at issue)
LEGGETT & PLATT, 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.