Granted Patent
Utility
US 4,155,202 · App. 05/897,941
Telescoping seating system with automatically folding chairs
Inventor:
Arlin P. Hartman
Patented Case
View Patent ↗
Granted: May 22, 1979
Filed: Apr 3, 1978
Inventor
Arlin P. Hartman
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.