Granted Patent
Utility
US 6,450,199 · App. 10/058,555
Refrigeration system service coupling
Inventor:
Gregory A. Haunhorst
Patented Case
View Patent ↗
Granted: Sep 17, 2002
Filed: Jan 28, 2002
Inventor
Gregory A. Haunhorst
Assignee (at issue)
Eaton Aeroquip, 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.