Granted Patent
Utility
US 6,637,460 · App. 10/243,551
Dual function service coupling
Inventor:
Gregory A. Haunhorst
Patented Case
View Patent ↗
Granted: Oct 28, 2003
Filed: Sep 13, 2002
Inventor
Gregory A. Haunhorst
Assignee (at issue)
Eaton 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.