Granted Patent
Utility
US 6,632,243 · App. 09/397,218
Body fluid flow control device
Inventors:
Gholam-Reza Zadno-Azizi, John Ford, April Marano-Ford
Patented Case
View Patent ↗
Granted: Oct 14, 2003
Filed: Sep 16, 1999
Inventors
Gholam-Reza Zadno-Azizi
John Ford
April Marano-Ford
Assignee (at issue)
Emphasys Medical, 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.