Granted Patent
Utility
US 6,419,692 · App. 09/243,580
Surface protection method for stents and balloon catheters for drug delivery
Inventors:
Duchuan Yang, Joel Stanslaski, Lixiao Wang
Patented Case
View Patent ↗
Granted: Jul 16, 2002
Filed: Feb 3, 1999
Inventors
Duchuan Yang
Joel Stanslaski
Lixiao Wang
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.