Granted Patent
Utility
US 4,684,344 · App. 06/850,469
Electrically powered and heated endodontic syringe
Inventors:
Charles E. Brockway, John J. Saeli
Patented Case
View Patent ↗
Granted: Aug 4, 1987
Filed: Apr 11, 1986
Inventors
Charles E. Brockway
John J. Saeli
Assignee (at issue)
Nalge Company
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.