Granted Patent
Utility
US 6,499,647 · App. 09/743,554
Method for producing contact between two circuit layers separated by an insulating layer
Inventor:
Philippe Martin
Patented Case
View Patent ↗
Granted: Dec 31, 2002
Filed: Jan 9, 2001
Inventor
Philippe Martin
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.