Granted Patent
Utility
US 5,665,114 · App. 08/289,790
Tubular expanded polytetrafluoroethylene implantable prostheses
Inventors:
Kevin Weadock, David J. Lentz, Richard J. Zdrahala
Patented Case
View Patent ↗
Granted: Sep 9, 1997
Filed: Aug 12, 1994
Inventors
Kevin Weadock
David J. Lentz
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.