Granted Patent
Utility
US 5,772,694 · App. 08/441,809
Prosthetic heart valve with improved blood flow
Inventors:
Jack C. Bokros, John L. Ely, Michael R. Emken, Axel D. Haubold, T. Scott Peters, Jonathan C. Stupka, C. Thomas Waits
Patented Case
View Patent ↗
Granted: Jun 30, 1998
Filed: May 16, 1995
Inventors
Jack C. Bokros
John L. Ely
Michael R. Emken
Axel D. Haubold
T. Scott Peters
Jonathan C. Stupka
C. Thomas Waits
Assignee (at issue)
Medical Carbon Research Institute
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.