Granted Patent
Utility
US 4,809,293 · App. 07/058,498
Optical component of a laser
Inventors:
Gary W. DeBell, David L. Wright, Kenneth A. Ruddock, Alan Petersen, Lee R. Carlson, Marc K. Von Gunten
Patented Case
View Patent ↗
Granted: Feb 28, 1989
Filed: Jun 5, 1987
Inventors
Gary W. DeBell
David L. Wright
Kenneth A. Ruddock
Alan Petersen
Lee R. Carlson
Marc K. Von Gunten
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.