Granted Patent
Utility
US 5,869,385 · App. 08/569,704
Selectively oxidized field oxide region
Inventors:
Yuan Tang, Mark T. Ramsbey
Patented Case
View Patent ↗
Granted: Feb 9, 1999
Filed: Dec 8, 1995
Inventors
Yuan Tang
Mark T. Ramsbey
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.