Granted Patent
Utility
US 6,181,230 · App. 09/158,012
Voltage coil and method and making same
Inventors:
Russell C. Broome, Ronald E. Privette, Roger D. Stephenson
Patented Case
View Patent ↗
Granted: Jan 30, 2001
Filed: Sep 21, 1998
Inventors
Russell C. Broome
Ronald E. Privette
Roger D. Stephenson
Assignee (at issue)
ABB Power T&D Company 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.