Granted Patent
Utility
US 6,774,474 · App. 09/438,037
Partially captured oriented interconnections for BGA packages and a method of forming the interconnections
Inventors:
David V. Caletka, Eric A. Johnson
Patented Case
View Patent ↗
Granted: Aug 10, 2004
Filed: Nov 10, 1999
Inventors
David V. Caletka
Eric A. Johnson
Assignee (at issue)
International Business Machines 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.