Granted Patent
Utility
US 6,748,131 · App. 09/860,825
Optical waveguide devices and methods of fabricating the same
Inventors:
Dan Steinberg, David W. Sherrer, Mindaugas F. Dautartas, Donald E. Leber
Patented Case
View Patent ↗
Granted: Jun 8, 2004
Filed: May 21, 2001
Inventors
Dan Steinberg
David W. Sherrer
Mindaugas F. Dautartas
Donald E. Leber
Assignee (at issue)
Shipley Company, L.L.C.
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.