IP Library Granted Patent US 6,749,231
Granted Patent Utility
US 6,749,231 · App. 10/213,336

Fluid coupling plug

Inventors: Paul Lemay, Blaine Glodowski, Troy Eugene Hackett
Patented Case View Patent ↗
Granted: Jun 15, 2004 Filed: Aug 6, 2002
Inventors
Paul Lemay
Blaine Glodowski
Troy Eugene Hackett
Assignee (at issue)
Parker-Hannifin Corporation

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 6,749,231
App. No.
10/213,336
Filed
2002-08-06
Granted
2004-06-15
Kind
B2