Granted Patent
Utility
US 6,652,779 · App. 09/679,937
Polymers containing polyene-based second-order nonlinear optical chromophores and devices incorporating the same
Inventors:
Cheng-Chun Zhang, Harold R. Fetterman, William Steier, Joseph Darryl Michael
Patented Case
View Patent ↗
Granted: Nov 25, 2003
Filed: Oct 5, 2000
Inventors
Cheng-Chun Zhang
Harold R. Fetterman
William Steier
Joseph Darryl Michael
Assignee (at issue)
Pacific Wave Industries, 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.