Granted Patent
Utility
US 5,386,221 · App. 07/970,480
Laser pattern generation apparatus
Inventors:
Paul C. Allen, Matthew J. Jolley, Robin L. Teitzel, Michael L. Rieger, Michael Bohan, Timothy N. Thomas
Patented Case
View Patent ↗
Granted: Jan 31, 1995
Filed: Nov 2, 1992
Inventors
Paul C. Allen
Matthew J. Jolley
Robin L. Teitzel
Michael L. Rieger
Michael Bohan
Timothy N. Thomas
Assignee (at issue)
ETEC SYSTEMS, 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.