Granted Patent
Utility
US 5,410,913 · App. 08/167,766
Remote indicating liquid level sensor
Inventor:
David A. Blackburn
Patented Case
View Patent ↗
Granted: May 2, 1995
Filed: Dec 15, 1993
Inventor
David A. Blackburn
Assignee (at issue)
Thomas G. Faria 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.