IP Library Granted Patent US 5,327,963
Granted Patent Utility
US 5,327,963 · App. 07/784,837

Tubular coupling device

Inventors: James C. Vance, Sr., Roy G. Quinlan
Patented Case View Patent ↗
Granted: Jul 12, 1994 Filed: Oct 30, 1991
Inventors
James C. Vance, Sr.
Roy G. Quinlan
Assignee (at issue)
The Gates Rubber 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 5,327,963
App. No.
07/784,837
Filed
1991-10-30
Granted
1994-07-12
Kind
A