Granted Patent
Utility
US 6,225,874 · App. 09/087,293
Coupling structure as a signal switch
Inventor:
John C. Kerley
Patented Case
View Patent ↗
Granted: May 1, 2001
Filed: May 29, 1998
Inventor
John C. Kerley
Assignee (at issue)
Agilent Technologies, 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.