Granted Patent
Utility
US 4,784,490 · App. 07/020,921
High thermal stability plane mirror interferometer
Inventor:
Kenneth J. Wayne
Patented Case
View Patent ↗
Granted: Nov 15, 1988
Filed: Mar 2, 1987
Inventor
Kenneth J. Wayne
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.