Granted Patent
Utility
US 5,719,971 · App. 08/622,019
Strain based optical fiber systems
Inventor:
Ronald H. Smith
Patented Case
View Patent ↗
Granted: Feb 17, 1998
Filed: Mar 26, 1996
Inventor
Ronald H. Smith
Assignee (at issue)
Optelecom, 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.