Granted Patent
Utility
US 4,292,270 · App. 06/051,331
Method and apparatus for making coude catheters
Inventors:
Richard Hannah, Steffen Lyons
Patented Case
View Patent ↗
Granted: Sep 29, 1981
Filed: Jun 22, 1979
Inventors
Richard Hannah
Steffen Lyons
Assignee (at issue)
Baxter Travenol 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.