Granted Patent
Utility
US 5,657,410 · App. 08/553,263
Filler for an optical transmission element having at least one optical waveguide
Inventors:
Ingeburg Fehn, Rainer Kamps
Patented Case
View Patent ↗
Granted: Aug 12, 1997
Filed: Nov 13, 1995
Inventors
Ingeburg Fehn
Rainer Kamps
Assignee (at issue)
Siemens Aktiengesellschaft
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.