Granted Patent
Utility
US 6,758,067 · App. 09/802,479
Methods for producing optical fiber by focusing high viscosity liquid
Inventors:
Alfonso Ganan-Calvo, Dianna DeVore
Patented Case
View Patent ↗
Granted: Jul 6, 2004
Filed: Mar 9, 2001
Inventors
Alfonso Ganan-Calvo
Dianna DeVore
Assignees (at issue)
UNIVERSIDAD DE SEVILLA
Flow Focusing, 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.