Granted Patent
Utility
US 6,168,748 · App. 09/152,413
Method of balloon formation by cold drawing/necking
Inventors:
Lixiao Wang, Jianhua Chen, Nao Lee, Daniel J. Horn
Patented Case
View Patent ↗
Granted: Jan 2, 2001
Filed: Sep 14, 1998
Inventors
Lixiao Wang
Jianhua Chen
Nao Lee
Daniel J. Horn
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.