Granted Patent
Utility
US 6,190,397 · App. 09/325,457
Means and method for performing an anastomosis
Inventors:
Paul A. Spence, Warren P. Williamson, IV, George Christakis
Patented Case
View Patent ↗
Granted: Feb 20, 2001
Filed: Jun 3, 1999
Inventors
Paul A. Spence
Warren P. Williamson, IV
George Christakis
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.