Granted Patent
Utility
US 5,133,724 · App. 07/680,394
Abdominal aortic clamp
Inventors:
Robert W. Wilson, William H. Pilling
Patented Case
View Patent ↗
Granted: Jul 28, 1992
Filed: Apr 4, 1991
Inventors
Robert W. Wilson
William H. Pilling
Assignee (at issue)
Pilling Co.
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.