Granted Patent
Utility
US 5,752,971 · App. 08/461,941
Method of treating a flow obstruction
Inventors:
Robert F. Rosenbluth, Jay A. Lenker, George R. Greene, Jr., Barry M. Calvarese
Patented Case
View Patent ↗
Granted: May 19, 1998
Filed: Jun 5, 1995
Inventors
Robert F. Rosenbluth
Jay A. Lenker
George R. Greene, Jr.
Barry M. Calvarese
Assignee (at issue)
Boston Scientific Technology, 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.