Granted Patent
Utility
US 6,258,489 · App. 09/349,983
Mask design utilizing dummy features
Inventors:
William A. Stanton, Vishnu K. Agarwal
Patented Case
View Patent ↗
Granted: Jul 10, 2001
Filed: Jul 9, 1999
Inventors
William A. Stanton
Vishnu K. Agarwal
Assignee (at issue)
Micron 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.