Granted Patent
Utility
US 6,232,647 · App. 09/434,544
Air gap with borderless contact
Inventors:
Chuen-Der Lien, Shih-Ked Lee, Chu-Tsao Yen
Patented Case
View Patent ↗
Granted: May 15, 2001
Filed: Nov 5, 1999
Inventors
Chuen-Der Lien
Shih-Ked Lee
Chu-Tsao Yen
Assignee (at issue)
Integrated Device Technology, 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.