Granted Patent
Utility
US 5,328,231 · App. 07/658,918
Equal access seating
Inventor:
David W. Raymond
Patented Case
View Patent ↗
Granted: Jul 12, 1994
Filed: Feb 21, 1991
Inventor
David W. Raymond
Assignee (at issue)
American Seating Company
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.