Granted Patent
Utility
US 6,251,061 · App. 09/149,941
Cardiac assist device using field controlled fluid
Inventors:
Roger Hastings, Bruce J. Persson, Dnyanesh A. Talpade, Daniel M. Lafontaine
Patented Case
View Patent ↗
Granted: Jun 26, 2001
Filed: Sep 9, 1998
Inventors
Roger Hastings
Bruce J. Persson
Dnyanesh A. Talpade
Daniel M. Lafontaine
Assignee (at issue)
Scimed Life Systems, 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.