Granted Patent
Utility
US 4,597,638 · App. 06/566,968
Nonlinear optical apparatus
Inventors:
Daniel S. Chemla, David A. B. Miller, Peter W. Smith
Patented Case
View Patent ↗
Granted: Jul 1, 1986
Filed: Dec 30, 1983
Inventors
Daniel S. Chemla
David A. B. Miller
Peter W. Smith
Assignee (at issue)
AT&T Bell Laboratories
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.