Granted Patent
Utility
US 5,843,032 · App. 08/937,110
Catheter with multilayer tube
Inventor:
Gerhard Kastenhofer
Patented Case
View Patent ↗
Granted: Dec 1, 1998
Filed: Sep 24, 1997
Inventor
Gerhard Kastenhofer
Assignee (at issue)
Schneider (Europe) A.G.
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.