Granted Patent
Utility
US 5,147,432 · App. 07/729,785
Methods of and apparatus for coating optical fibers
Inventors:
Don R. Edmonston, Richard G. Huff
Patented Case
View Patent ↗
Granted: Sep 15, 1992
Filed: Jul 10, 1991
Inventors
Don R. Edmonston
Richard G. Huff
Assignee (at issue)
AT&T Bell Laboratories
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.