Granted Patent
Utility
US 6,413,820 · App. 09/725,843
Method of forming a composite interpoly gate dielectric
Inventor:
Nguyen Duc Bui
Patented Case
View Patent ↗
Granted: Jul 2, 2002
Filed: Nov 30, 2000
Inventor
Nguyen Duc Bui
Assignee (at issue)
Advanced Micro Devices, 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.