Granted Patent
Utility
US 4,911,695 · App. 07/332,709
Plunger for power-driven angiographic syringe, and syringe and power injector system utilizing same
Inventor:
Thomas Lindner
Patented Case
View Patent ↗
Granted: Mar 27, 1990
Filed: Apr 3, 1989
Inventor
Thomas Lindner
Assignee (at issue)
Coeur 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.