Granted Patent
Utility
US 5,546,362 · App. 08/441,530
Depth finder transducer system
Inventors:
Steven E. Baumann, Richard E. Christman, deceased
Patented Case
View Patent ↗
Granted: Aug 13, 1996
Filed: May 15, 1995
Inventors
Steven E. Baumann
Richard E. Christman, deceased
Assignee (at issue)
VEXILAR, 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.