Granted Patent
Utility
US 5,607,478 · App. 08/616,047
Yarn wrapped PTFE tubular prosthesis
Inventors:
David J. Lentz, Nick Popadiuk, Peter Schmitt, Edward Dormier, Richard J. Zdrahala
Patented Case
View Patent ↗
Granted: Mar 4, 1997
Filed: Mar 14, 1996
Inventors
David J. Lentz
Nick Popadiuk
Peter Schmitt
Edward Dormier
Richard J. Zdrahala
Assignee (at issue)
Meadox Medicals, 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.