Granted Patent
Utility
US 6,325,662 · App. 09/511,792
Apparatus for testing IC chips using a sliding springy mechanism which exerts a nearly constant force apparatus
Inventor:
Jerry Ihor Tustaniwskyj
Patented Case
View Patent ↗
Granted: Dec 4, 2001
Filed: Feb 23, 2000
Inventor
Jerry Ihor Tustaniwskyj
Assignee (at issue)
Unisys 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.