Granted Patent
Utility
US 4,615,034 · App. 06/595,296
Ultra-narrow bandwidth optical thin film interference coatings for single wavelength lasers
Inventors:
Marc K. Von Gunten, Benjamin H. Cook, Jr., David C. Gerstenberger
Patented Case
View Patent ↗
Granted: Sep 30, 1986
Filed: Mar 30, 1984
Inventors
Marc K. Von Gunten
Benjamin H. Cook, Jr.
David C. Gerstenberger
Assignee (at issue)
Spectra-Physics, 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.