Granted Patent
Utility
US 6,053,639 · App. 09/109,007
Optic fiber inner tube connector
Inventor:
Chung-Fang Chen
Patented Case
View Patent ↗
Granted: Apr 25, 2000
Filed: Jul 1, 1998
Inventor
Chung-Fang Chen
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.