Granted Patent
Utility
US 4,986,007 · App. 07/030,009
Reticle frame assembly
Inventors:
Joseph Laganza, Orest Engelbrecht
Patented Case
View Patent ↗
Granted: Jan 22, 1991
Filed: Mar 25, 1987
Inventors
Joseph Laganza
Orest Engelbrecht
Assignee (at issue)
SVG Lithography 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.