IP Library › Granted Patent US 5,033,523
Granted Patent Utility
US 5,033,523 · App. 07/588,869

High strength polyester yarn for improved fatigue resistance

Inventors: Edward J. Buyalos, David W. Millure, James G. Neal, Hugh H. Rowan
Patented Case View Patent ↗
Granted: Jul 23, 1991 Filed: Sep 27, 1990
Inventors
Edward J. Buyalos
David W. Millure
James G. Neal
Hugh H. Rowan
Assignee (at issue)
AlliedSignal, 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.

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 5,033,523
App. No.
07/588,869
Filed
1990-09-27
Granted
1991-07-23
Kind
A