Granted Patent
Utility
US 5,641,306 · App. 08/488,570
Indicator bands which show rating and proper assembly of high voltage accessories
Inventor:
Frank Stepniak
Patented Case
View Patent ↗
Granted: Jun 24, 1997
Filed: Jun 8, 1995
Inventor
Frank Stepniak
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.