Granted Patent
Utility
US 5,065,772 · App. 07/421,202
Inflatable cerivical pessary
Inventor:
James E. Cox
Patented Case
View Patent ↗
Granted: Nov 19, 1991
Filed: Oct 13, 1989
Inventor
James E. Cox
Assignee (at issue)
InAMed GmbH
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.