Granted Patent
Utility
US 6,582,368 · App. 09/836,880
Medical instrument sheath comprising a flexible ultrasound transducer
Inventors:
Charles R. Holdaway, Paul F. Zupkas, David G. Matsuura
Patented Case
View Patent ↗
Granted: Jun 24, 2003
Filed: Apr 17, 2001
Inventors
Charles R. Holdaway
Paul F. Zupkas
David G. Matsuura
Assignees (at issue)
Paul F. Zupkas
C. Lowell Parsons
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.