Granted Patent
Utility
US 4,874,360 · App. 07/214,180
Ureteral stent system
Inventors:
Jay R. Goldberg, Donald V. Hillegass
Patented Case
View Patent ↗
Granted: Oct 17, 1989
Filed: Jul 1, 1988
Inventors
Jay R. Goldberg
Donald V. Hillegass
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.