Granted Patent
Utility
US 6,301,423 · App. 09/525,719
Method for reducing strain on bragg gratings
Inventor:
Grieg A. Olson
Patented Case
View Patent ↗
Granted: Oct 9, 2001
Filed: Mar 14, 2000
Inventor
Grieg A. Olson
Assignee (at issue)
3M INNOVATIVE PROPERTIES COMPANY
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.