Granted Patent
Utility
US 5,215,475 · App. 07/907,867
Devices for use with high voltage system components for the safe expulsion of conductive moisture within such components
Inventor:
David R. Stevens
Patented Case
View Patent ↗
Granted: Jun 1, 1993
Filed: Jul 2, 1992
Inventor
David R. Stevens
Assignee (at issue)
ARTERICA 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.