Granted Patent
Utility
US 6,445,868 · App. 09/628,114
Optical fiber feedthrough assembly and method of making same
Inventors:
John J. Grunbeck, Christopher T. Chipman, Bradley A. Currier, Robert J. Maron
Patented Case
View Patent ↗
Granted: Sep 3, 2002
Filed: Jul 28, 2000
Inventors
John J. Grunbeck
Christopher T. Chipman
Bradley A. Currier
Robert J. Maron
Assignee (at issue)
Weatherford/Lamb, 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.