Granted Patent
Utility
US 4,906,241 · App. 07/170,164
Dilation balloon
Inventors:
Richard A. Noddin, Arthur Madenjian, Ralph J. Barry, Jr., Fernando Alvarez de Toledo, Richard M. DeMello
Patented Case
View Patent ↗
Granted: Mar 6, 1990
Filed: Mar 18, 1988
Inventors
Richard A. Noddin
Arthur Madenjian
Ralph J. Barry, Jr.
Fernando Alvarez de Toledo
Richard M. DeMello
Assignee (at issue)
Boston Scientific Limited
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.