Granted Patent
Utility
US 5,919,154 · App. 08/948,542
Extracorporeal blood processing methods and apparatus
Inventors:
Coy Toavs, John J. Kappus, Mark J. Brierton, David R. Shouldice, Jeffrey J. Blakeslee
Patented Case
View Patent ↗
Granted: Jul 6, 1999
Filed: Oct 10, 1997
Inventors
Coy Toavs
John J. Kappus
Mark J. Brierton
David R. Shouldice
Jeffrey J. Blakeslee
Assignee (at issue)
Cobe 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.