Granted Patent
Utility
US 5,219,335 · App. 07/809,715
Intravascular device such as introducer sheath or balloon catheter or the like and methods for use thereof
Inventors:
Lloyd K. Willard, Wayne Sieben
Patented Case
View Patent ↗
Granted: Jun 15, 1993
Filed: Dec 18, 1991
Inventors
Lloyd K. Willard
Wayne Sieben
Assignee (at issue)
Scimed Life Systems, 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.