Granted Patent
Utility
US 5,401,689 · App. 08/210,486
Method for forming a semiconductor chip carrier
Inventors:
John K. Frei, Kenneth Brice-Heames
Patented Case
View Patent ↗
Granted: Mar 28, 1995
Filed: Apr 22, 1994
Inventors
John K. Frei
Kenneth Brice-Heames
Assignee (at issue)
Motorola, Inc.
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.