Granted Patent
Utility
US 4,276,879 · App. 06/130,406
Automatic injection apparatus
Inventor:
Costas Yiournas
Patented Case
View Patent ↗
Granted: Jul 7, 1981
Filed: Mar 14, 1980
Inventor
Costas Yiournas
Assignee (at issue)
Vineland Laboratories, Inc.
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.