Granted Patent
Utility
US 5,295,399 · App. 07/843,176
Force moment sensor
Inventors:
Andris P. Grant, William John Ballantyne
Patented Case
View Patent ↗
Granted: Mar 22, 1994
Filed: Feb 28, 1992
Inventors
Andris P. Grant
William John Ballantyne
Assignee (at issue)
Spar Aerospace Limited
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.