Granted Patent
Utility
US 6,480,324 · App. 09/880,058
Methods involving direct write optical lithography
Inventors:
Calvin F. Quate, David Stern
Patented Case
View Patent ↗
Granted: Nov 12, 2002
Filed: Jun 14, 2001
Inventors
Calvin F. Quate
David Stern
Assignee (at issue)
AFFYMETRIX, 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.