Granted Patent
Utility
US 6,447,835 · App. 09/504,194
Method of coating polymeric tubes used in medical devices
Inventors:
Lixiao Wang, Yiqun Wang, Dachuan Yang
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Feb 15, 2000
Inventors
Lixiao Wang
Yiqun Wang
Dachuan Yang
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.