Granted Patent
Utility
US 6,802,846 · App. 10/075,031
Foreign body retrieval device and method
Inventors:
Sidney F. Hauschild, Stephen L. Bolea, Johann J. Neisz, Jeffrey A. Lechner-Riehle, Robert C. Grant, Mark Polyak
Patented Case
View Patent ↗
Granted: Oct 12, 2004
Filed: Feb 12, 2002
Inventors
Sidney F. Hauschild
Stephen L. Bolea
Johann J. Neisz
Jeffrey A. Lechner-Riehle
Robert C. Grant
Mark Polyak
Assignee (at issue)
AMS Research Corporation
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.