Granted Patent
Utility
US 5,370,135 · App. 08/136,219
Use of estriol measurement to monitor tocolytic therapy
Inventor:
Vivian Dullien
Patented Case
View Patent ↗
Granted: Dec 6, 1994
Filed: Oct 13, 1993
Inventor
Vivian Dullien
Assignee (at issue)
Biex, 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.