Granted Patent
Utility
US 6,764,504 · App. 09/754,661
Combined shaped balloon and stent protector
Inventors:
Lixiao Wang, John J. Chen
Patented Case
View Patent ↗
Granted: Jul 20, 2004
Filed: Jan 4, 2001
Inventors
Lixiao Wang
John J. Chen
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.