IP Library › Granted Patent US 4,327,474
Granted Patent Utility
US 4,327,474 · App. 06/174,087

Method of making pedestal liner for a railway vehicle

Inventors: Homer N. Holden, Reese Sumrall
Patented Case View Patent ↗
Granted: May 4, 1982 Filed: Jul 31, 1980
Inventors
Homer N. Holden
Reese Sumrall
Assignee (at issue)
DayCo Holdings, LP

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 4,327,474
App. No.
06/174,087
Filed
1980-07-31
Granted
1982-05-04
Kind
A