Granted Patent
Utility
US 6,659,977 · App. 09/978,964
Multilayer interventional catheter
Inventor:
Gerhard Kastenhofer
Patented Case
View Patent ↗
Granted: Dec 9, 2003
Filed: Oct 15, 2001
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.