Granted Patent
Utility
US 4,465,472 · App. 06/443,647
Syringe cartridge and method
Inventor:
Ray Urbaniak
Patented Case
View Patent ↗
Granted: Aug 14, 1984
Filed: Nov 22, 1982
Inventor
Ray Urbaniak
Assignee (at issue)
American Hospital Supply Corp.
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.