Granted Patent
Utility
US 6,830,579 · App. 09/847,425
Devices and methods for preventing distal embolization using flow reversal and perfusion augmentation within the cerebral vasculature
Inventor:
Denise Barbut
Patented Case
View Patent ↗
Granted: Dec 14, 2004
Filed: May 2, 2001
Inventor
Denise Barbut
Assignee (at issue)
CoAxia, 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.