Granted Patent
Utility
US 6,394,939 · App. 09/551,471
Exercise for the muscles of the pelvic floor
Inventor:
Daniel S. Stein
Patented Case
View Patent ↗
Granted: May 28, 2002
Filed: Apr 18, 2000
Inventor
Daniel S. Stein
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.