Granted Patent
Utility
US 4,953,176 · App. 07/319,985
Angular optical cavity alignment adjustment utilizing variable distribution cooling
Inventor:
John P. Ekstrand
Patented Case
View Patent ↗
Granted: Aug 28, 1990
Filed: Mar 7, 1989
Inventor
John P. Ekstrand
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.