Granted Patent
Utility
US 6,283,750 · App. 09/580,706
Method of connecting a syringe tip to a dental syringe hand piece
Inventor:
Bernard S. Esrock
Patented Case
View Patent ↗
Granted: Sep 4, 2001
Filed: May 30, 2000
Inventor
Bernard S. Esrock
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.