Granted Patent
Utility
US 4,810,090 · App. 07/088,686
Method and apparatus for monitoring blood components
Inventors:
Terry D. Boucher, Brian M. Holmes
Patented Case
View Patent ↗
Granted: Mar 7, 1989
Filed: Aug 24, 1987
Inventors
Terry D. Boucher
Brian M. Holmes
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.