Granted Patent
Utility
US 6,344,298 · App. 09/383,332
Circumferentially varying mask and fabrication of fiber gratings using a mask
Inventors:
Dmitry Starodubov, Jack L. Feinberg, Anton Skorucak
Patented Case
View Patent ↗
Granted: Feb 5, 2002
Filed: Aug 26, 1999
Inventors
Dmitry Starodubov
Jack L. Feinberg
Anton Skorucak
Assignee (at issue)
Sabeus Photonics, 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.