Granted Patent
Utility
US 6,760,945 · App. 10/047,333
Acoustic toothbrush
Inventors:
Roman S. Ferber, Edmund L. Sokolik
Patented Case
View Patent ↗
Granted: Jul 13, 2004
Filed: Jan 14, 2002
Inventors
Roman S. Ferber
Edmund L. Sokolik
Assignee (at issue)
Homedics Group Ltd.
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.