Granted Patent
Utility
US 6,441,487 · App. 08/954,426
Chip scale package using large ductile solder balls
Inventors:
Peter Elenius, Harry Hollack
Patented Case
View Patent ↗
Granted: Aug 27, 2002
Filed: Oct 20, 1997
Inventors
Peter Elenius
Harry Hollack
Assignee (at issue)
Flip Chip Technologies, L.L.C.
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.