Granted Patent
Utility
US 6,027,477 · App. 09/053,969
Catheter with multilayer tube
Inventor:
Gerhard Kastenhofer
Patented Case
View Patent ↗
Granted: Feb 22, 2000
Filed: Apr 2, 1998
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.