Granted Patent
Utility
US 6,491,706 · App. 09/902,821
Constriction device including fixation structure
Inventors:
Clifton A. Alferness, Robert Barry, Clint Finger, Leslie Snyder, Jenni Rimbaugh
Patented Case
View Patent ↗
Granted: Dec 10, 2002
Filed: Jul 10, 2001
Inventors
Clifton A. Alferness
Robert Barry
Clint Finger
Leslie Snyder
Jenni Rimbaugh
Assignee (at issue)
Spiration, 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.