Granted Patent
Utility
US 4,306,500 · App. 05/939,622
Optical backscatter reduction technique
Inventors:
Rodney L. Castanien, Lee G. Young
Patented Case
View Patent ↗
Granted: Dec 22, 1981
Filed: Sep 5, 1978
Inventors
Rodney L. Castanien
Lee G. Young
Assignee (at issue)
General Dynamics Corp., Pomona Division
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.