Granted Patent
Utility
US 5,744,945 · App. 08/336,275
Cryogenic fluid-level sensor
Inventors:
James D. Hodge, Lori J. Klemptner, Justin M. Whitney
Patented Case
View Patent ↗
Granted: Apr 28, 1998
Filed: Nov 8, 1994
Inventors
James D. Hodge
Lori J. Klemptner
Justin M. Whitney
Assignee (at issue)
Illinois Superconductor Corporation, 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.