Granted Patent
Utility
US 5,807,239 · App. 08/649,437
Transcervical ostium access device and method
Inventor:
Dinah DiBernardo
Patented Case
View Patent ↗
Granted: Sep 15, 1998
Filed: May 17, 1996
Inventor
Dinah DiBernardo
Assignee (at issue)
Conceptus, 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.