Granted Patent
Utility
US 6,311,358 · App. 09/601,039
Toothbrush comprising gum-massaging sticks
Inventors:
Lode Soetewey, Lydie Beaugendre
Patented Case
View Patent ↗
Granted: Nov 6, 2001
Filed: Jul 26, 2000
Inventors
Lode Soetewey
Lydie Beaugendre
Assignee (at issue)
Sanofi-Synthelabo
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.