IP Library Granted Patent US 5,328,231
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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 5,328,231
App. No.
07/658,918
Filed
1991-02-21
Granted
1994-07-12
Kind
A