Granted Patent
Utility
US 6,740,909 · App. 09/822,335
Self aligned symmetric intrinsic process and device
Inventor:
Paul M. Enquist
Patented Case
View Patent ↗
Granted: May 25, 2004
Filed: Apr 2, 2001
Inventor
Paul M. Enquist
Assignee (at issue)
ZIPTRONIX, 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.