Granted Patent
Utility
US 6,322,361 · App. 09/471,041
Disposable dental syringe tip
Inventor:
Bernard S. Esrock
Patented Case
View Patent ↗
Granted: Nov 27, 2001
Filed: Dec 22, 1999
Inventor
Bernard S. Esrock
Assignee (at issue)
Kerr Corporation
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.