Granted Patent
Utility
US 4,660,558 · App. 06/815,231
Aneurysm clip and method of manufacture
Inventor:
George Kees, Jr.
Patented Case
View Patent ↗
Granted: Apr 28, 1987
Filed: Dec 31, 1985
Inventor
George Kees, Jr.
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.