Granted Patent
Utility
US 5,163,950 · App. 07/753,590
Balloon catheter and endoscope kit
Inventors:
Leonard Pinchuk, Stefan Jackowski, John A. Shimkus, Terri L. Tessman
Patented Case
View Patent ↗
Granted: Nov 17, 1992
Filed: Sep 3, 1991
Inventors
Leonard Pinchuk
Stefan Jackowski
John A. Shimkus
Terri L. Tessman
Assignee (at issue)
Medical Engineering Company, LLC
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.