Granted Patent
Utility
US 4,557,550 · App. 06/437,054
Optical fiber taps
Inventors:
Penny L. Beals, Phyllis M. Simon, Bruce D. Campbell
Patented Case
View Patent ↗
Granted: Dec 10, 1985
Filed: Oct 27, 1982
Inventors
Penny L. Beals
Phyllis M. Simon
Bruce D. Campbell
Assignee (at issue)
Raychem Limited
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.