Granted Patent
Utility
US 5,503,555 · App. 08/224,263
Dental prophylaxis angle
Inventor:
Ronald L. Bailey
Patented Case
View Patent ↗
Granted: Apr 2, 1996
Filed: Apr 7, 1994
Inventor
Ronald L. Bailey
Assignee (at issue)
Young Dental Manufacturing Company 1, LLC
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.