Granted Patent
Utility
US 6,656,156 · App. 10/154,186
Dual surface protection coating for drug delivery balloon catheters and stents
Inventors:
Dachuan Yang, Joel Stanslaski, Lixiao Wang
Patented Case
View Patent ↗
Granted: Dec 2, 2003
Filed: May 22, 2002
Inventors
Dachuan 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.