Granted Patent
Utility
US 5,330,428 · App. 07/699,926
Dilatation catheter having a random copolymer balloon
Inventors:
Lixiao Wang, Bruce H. Rau, David J. Sogard
Patented Case
View Patent ↗
Granted: Jul 19, 1994
Filed: May 14, 1991
Inventors
Lixiao Wang
Bruce H. Rau
David J. Sogard
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.