Granted Patent
Utility
US 5,800,540 · App. 08/740,163
Method and apparatus for endoscopic grafting
Inventor:
Albert K. Chin
Patented Case
View Patent ↗
Granted: Sep 1, 1998
Filed: Oct 28, 1996
Inventor
Albert K. Chin
Assignee (at issue)
Origin Medsystems, 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.