Granted Patent
Utility
US 4,154,244 · App. 05/853,738
Balloon-type catheter
Inventors:
Lawrence F. Becker, John J. Donohue, Dean Laurin, Henry M. Gajewski
Patented Case
View Patent ↗
Granted: May 15, 1979
Filed: Nov 21, 1977
Inventors
Lawrence F. Becker
John J. Donohue
Dean Laurin
Henry M. Gajewski
Assignee (at issue)
Baxter Travenol Laboratories, 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.