Granted Patent
Utility
US 5,656,945 · App. 08/060,614
Apparatus for testing a nonpackaged die
Inventor:
Earl S. Cain
Patented Case
View Patent ↗
Granted: Aug 12, 1997
Filed: May 12, 1993
Inventor
Earl S. Cain
Assignee (at issue)
Tribotech
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.