Granted Patent
Utility
US 4,453,802 · App. 06/315,357
Evanescent-wave coupling device
Inventors:
William B. Bridges, Adrian E. Popa
Patented Case
View Patent ↗
Granted: Jun 12, 1984
Filed: Oct 26, 1981
Inventors
William B. Bridges
Adrian E. Popa
Assignee (at issue)
Hughes Aircraft Company
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.