Granted Patent
Utility
US 6,681,473 · App. 10/078,066
Method and apparatus for hermetically sealing fiber array blocks
Inventors:
Bin Liu, R. Kehl Sink, David E. Welsh, Yuanjian Xu
Patented Case
View Patent ↗
Granted: Jan 27, 2004
Filed: Feb 15, 2002
Inventors
Bin Liu
R. Kehl Sink
David E. Welsh
Yuanjian Xu
Assignee (at issue)
Calient Networks, 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.