Granted Patent
Utility
US 6,049,412 · App. 09/158,670
Reflective Faraday-based optical devices including an optical monitoring tap
Inventors:
Ernest Eisenhardt Bergmann, Terry William Cline, Stephen K. Fairchild
Patented Case
View Patent ↗
Granted: Apr 11, 2000
Filed: Sep 22, 1998
Inventors
Ernest Eisenhardt Bergmann
Terry William Cline
Stephen K. Fairchild
Assignee (at issue)
LUCENT TECHNOLOGIES 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.