Granted Patent
Utility
US 5,712,431 · App. 08/640,487
Device and method for testing the shear response of a material in response to an applied force
Inventor:
Kent Vilendrer
Patented Case
View Patent ↗
Granted: Jan 27, 1998
Filed: May 1, 1996
Inventor
Kent Vilendrer
Assignee (at issue)
EnduraTec Systems 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.