Granted Patent
Utility
US 6,676,989 · App. 09/901,204
Method and system for improving the effectiveness of medical stents by the application of gas cluster ion beam technology
Inventors:
Allen R. Kirkpatrick, Robert K. Becker, Avrum Freytsis
Patented Case
View Patent ↗
Granted: Jan 13, 2004
Filed: Jul 9, 2001
Inventors
Allen R. Kirkpatrick
Robert K. Becker
Avrum Freytsis
Assignee (at issue)
Epion Corporation
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.